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Schweitzer Engineering Laboratories SEL-701, Instruction Manual

The Schweitzer Engineering Laboratories SEL-701 Instruction Manual is a comprehensive resource for users of this sophisticated product. Easily downloadable and completely free, it provides step-by-step instructions, troubleshooting tips, and important safety information. Visit our website to access and download the manual, and unlock the full potential of your SEL-701.

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701 Motor Protection Relay

Date Code 20010719

Modbus

®

 RTU Communications Protocol

Modbus Register Map

C.22

Table C.18 

Modbus Register Map 

(Continued)

 

Address 

(hex)

 

 
Field 

 
Sample 

 
Low 

 
High 

 
Step 

 
Type 

RELAY ELEMENTS 

0150 

Latched 
Targets, Row 1 

 

 

 

 

 

0151 

Rows 2, 3 

 

 

 

 

 

0152 

Rows 4, 5 

 

 

 

 

 

0153 

Rows 6, 7 

 

 

 

 

 

0154 

Rows 8, 9 

 

 

 

 

 

0155 

Rows 10, 11 

 

 

 

 

 

0156–
015F 

Reserved 

 

    

RELAY STATUS 

0160 

Status  
Register 1 

 0 

2047 

 

 

0161 

Status  
Register 2 

 0 

511 

 

 

0162–
016F 

Reserved 

 

    

INSTANTANEOUS METERING 

0170 Ia 

Current   

0  65535 

1   

0171 Ib 

Current   

0  65535 

1   

0172 Ic 

Current   

0  65535 

1   

0173 

Average 
Current 

 0 

65535 

1 

 

0174 In 

Current   

0  65535 

1   

0175 Vab 

Voltage 

0 if no  
voltage option 

0 65535 

1  

0176 Vbc 

Voltage 

0 if no  
voltage option 

0 65535 

1  

0177 Vca 

Voltage 

0 if no  
voltage option 

0 65535 

1  

0178 

Average 
Voltage 

0 if no  
voltage option 

0 65535 

1  

0179 

Ia Rms Current   

0 

65535 

1 

 

017A 

Ib Rms Current   

0 

65535 

1 

 

(Continued) 

Summary of Contents for SEL-701

Page 1: ...Schweitzer Engineering Laboratories Inc 2350 NE Hopkins Court Pullman WA USA 99163 5603 Tel 509 332 1890 FAX 509 332 7990 SEL 701 Motor Protection Relay Instruction Manual ...

Page 2: ...act du relais CAUTION The relay contains devices sensitive to Electrostatic Discharge ESD When working on the relay with the front panel removed work surfaces and personnel must be properly grounded or equipment damage may result ATTENTION Le relais contient des pièces sensibles aux décharges électrostatiques Quand on travaille sur le relais avec les panneaux avant ou du dessus enlevés toutes les ...

Page 3: ...1 8 SEL 701 Relay Serial Number Label 1 10 Specifications 1 11 Section 2 Installation Panel Cut Drill Plans 2 1 Relay Mounting 2 4 Relay Rear Panel Diagram 2 5 Example AC Wiring Diagrams 2 7 Relay Connections 2 10 SEL 2600 RTD Module 2 24 Section 3 SEL 701PC Software Introduction 3 1 System Requirements 3 2 Installation 3 3 Section 4 Settings Calculation Introduction 4 1 Application Data 4 3 Gener...

Page 4: ...s Levels 6 7 Command Summary 6 8 Command Explanations 6 10 Serial Port Automatic Messages 6 32 Section 7 Commissioning Introduction 7 1 Relay Commissioning Procedure 7 2 Selected Functional Tests 7 8 Section 8 Metering Monitoring Introduction 8 1 Power Measurement Conventions 8 6 Load Profiling 8 7 Motor Operating Statistics 8 9 Motor Start Report 8 12 Motor Start Trending 8 14 Section 9 Event Ana...

Page 5: ...OGIC Control Equation Setting B 22 Start and Emergency Restart Logic B 23 ACCESS2 SELOGIC Control Equation Setting B 25 TARR SELOGIC Control Equation Setting B 26 Speed Switch SELOGIC Control Equation Setting B 27 Event Triggering SELOGIC Control Equation B 28 Contact Output Control B 29 Remote Control Switches B 30 Selected Relay Logic Diagrams B 32 Appendix C Modbus RTU Communications Protocol I...

Page 6: ...ds D 19 CASCII Command D 20 CSTATUS Command D 24 CHISTORY Command D 25 CEVENT Command D 26 CME E Command D 28 CME M Command D 29 CME T Command xxxxxx D 30 Appendix E Motor Thermal Element Introduction E 1 Purpose of Motor Thermal Protection E 3 The Basic Thermal Element E 5 Motor Starting Protection E 8 Motor Running Protection E 9 Interpreting Percent Thermal Element Capacity Values E 12 Motor St...

Page 7: ...es From Reset versus Multiples of Full Load Amps Curves 1 10 Thermal Limit Times in Seconds 4 14 Table 4 8 Generic Thermal Limit Curve Tripping Times From Reset versus Multiples of Full Load Amps Curves 15 20 25 30 35 40 45 Thermal Limit Times in Seconds 4 15 Table 4 9 Thermal Element Configuration Settings Setting Method USER 4 17 Table 4 10 3000 HP Motor Thermal Limit Times 4 20 Table 4 11 Therm...

Page 8: ... ASCII 4 50 Table 4 40 SET P Rear Panel Serial Port Settings Protocol MOD 4 51 Table 4 41 SET R SER Trigger Settings 4 52 Table 4 42 Default SER Trigger Setting Relay Word Bits Definitions 4 53 Table 4 43 SET R SER Enable Alias Settings 4 55 Table 4 44 SET R SER Alias Settings 4 56 Section 5 Front Panel Operation Table 5 1 Front Panel Automatic Messages 5 3 Table 5 2 Front Panel Pushbutton Functio...

Page 9: ... 6 7 17 Table 7 11 120 Ohm Nickel RTD Type RTDs 7 12 7 17 Table 7 12 100 Ohm Nickel RTD Type RTDs 1 6 7 18 Table 7 13 100 Ohm Nickel RTD Type RTDs 7 12 7 18 Table 7 14 10 Ohm Copper RTD Type RTDs 1 6 7 19 Table 7 15 10 Ohm Copper RTD Type RTDs 7 12 7 19 Table 7 16 Power Measuring Accuracy Test Values Wye Voltages 7 20 Table 7 17 Power Measuring Accuracy Test Values Delta Voltages 7 21 Section 8 Me...

Page 10: ...C 2 SEL 701 Relay Modbus Function Codes C 3 Table C 3 SEL 701 Relay Modbus Exception Codes C 3 Table C 4 01h Read Coil Status Command C 5 Table C 5 02h Read Input Status Command C 6 Table C 6 03h Read Holding Registers Command C 7 Table C 7 04h Read Input Registers Command C 8 Table C 8 05h Force Single Coil Command C 9 Table C 9 SEL 701 Relay Command Coils C 9 Table C 10 06h Preset Single Registe...

Page 11: ...onfiguration Messages D 10 Table D 7 A5D2 A5D3 Demand Peak Demand Fast Meter Message D 13 Table D 8 A5CE Fast Operate Configuration Block D 14 Table D 9 A5E0 Command D 16 Table D 10 A5E3 Command D 17 Table D 11 Compressed ASCII Commands D 19 Appendix E Motor Thermal Element Appendix F SEL 701 Relay Settings Sheets ...

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Page 13: ...ple AC Voltage Wiring Diagram Single Phase to Neutral Voltage 2 9 Figure 2 10 Ground CT Placement 2 12 Figure 2 11 Contact Output Factory Default Wiring Diagram 2 14 Figure 2 12 Trip Contact Fail Safe NonFail Safe Wiring Options 2 15 Figure 2 13 Optional Motor Start Wiring Using Factory Default Settings for Output Contact OUT3 2 16 Figure 2 14 Contact Input Factory Default Wiring Diagram 2 17 Figu...

Page 14: ...unction 5 16 Figure 5 22 Meter Values Display Functions 5 16 Figure 5 23 Meter Values Reset Functions 5 17 Figure 5 24 Main Menu History Data Function 5 17 Figure 5 25 History Data Display History Function 5 17 Figure 5 26 History Data Clear History Function 5 18 Figure 5 27 Main Menu Motor Statistics Function 5 18 Figure 5 28 Motor Statistics Motor Use Data Function 5 18 Figure 5 29 Motor Statist...

Page 15: ...ls 7 5 Figure 7 3 Three Voltage Source and Three Current Source Test Connections 7 9 Figure 7 4 Two Voltage Source and Three Current Source Test Connections 7 10 Section 8 Metering Monitoring Figure 8 1 Power Measurement Conventions 8 6 Figure 8 2 LDP Command Response 8 8 Figure 8 3 MOTOR Command Example 8 11 Figure 8 4 Motor Start Report Example 8 13 Figure 8 5 Motor Start Trending Report Example...

Page 16: ... 40 Figure B 19 Load Loss Logic Voltage Option Included B 41 Figure B 20 Reactive Power Elements Logic B 42 Figure B 21 Speed Switch Tripping Logic B 42 Appendix C Modbus RTU Communications Protocol Appendix D SEL 2020 2030 SEL 701PC Compatibility Features Appendix E Motor Thermal Element Figure E 1 Motor Thermal Limit Characteristic Plotted With Motor Starting Current E 4 Figure E 2 Electrical An...

Page 17: ...toring Section 9 Event Analysis Section 10 Maintenance Troubleshooting Appendix A Firmware Versions Appendix B SELOGIC Control Equations Relay Logic Equation B 1 B 9 Equation B 2 B 10 Equation B 3 B 10 Equation B 4 B 11 Equation B 5 B 24 Appendix C Modbus RTU Communications Protocol Appendix D SEL 2020 2030 SEL 701PC Compatibility Features Appendix E Motor Thermal Element Equation E 6 E 5 Equation...

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Page 19: ...ting 4 12 Example 4 6 Thermal Element User Method Setting 4 18 Example 4 7 Learned Starting Thermal Capacity Calculation 4 21 Example 4 8 Ground Fault CT Application 4 24 Section 5 Front Panel Operation Section 6 ASCII Serial Port Operation Section 7 Commissioning Section 8 Metering Monitoring Section 9 Event Analysis Section 10 Maintenance Troubleshooting Appendix A Firmware Versions APPENDIX B S...

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Page 21: ...te of Fourth Release Changes made New firmware release information Appendix A 20001102 Date of Third Release Changes made Functional description diagram added Section 1 Specifications updated section name changed from Detailed Specifications to Specifications Section 1 SEL 701PC Software features updated Section 3 Thermal model settings updated Section 4 Appendix F Load loss settings updated Secti...

Page 22: ...de to this manual since the initial release 991210 Date of Second Release Changes made Examples of Motor Start Report and Motor Start Trends Report added Section 8 Detailed Specifications updated Section 1 Table 2 Typical Maximum RTD Lead Lengths added Section 2 Modbus Event Data corrected Appendix C Screen captures added to show examples of commands Section 6 Section 8 990702 Date of Initial Rele...

Page 23: ...L 701 Relay You probably will not need to review the whole book to perform the specific tasks that are your responsibility The following is an overview of the sections in this instruction manual Section1 Introduction Specifications Describes how to locate information in this instruction manual describes the basic features and functions of the SEL 701 Relay shows how to create an SEL 701 Relay part...

Page 24: ... relay firmware version and details differences between the current and previous versions Appendix B SELOGIC Control Equations Relay Logic Discusses the relay word SELOGIC control equations motor stop and start logic local and remote control switches and front panel display configuration provides tables detailing all Relay Word bits and their definitions AppendixC Modbus RTUCommunications Protocol...

Page 25: ...ress appear in bold uppercase brackets ENTER Relay front panel buttons you press appear in bold uppercase curly brackets Set Relay Front Port Front panel menu functions you select in sequence are shown with a backslash between the main menu selection and subsequent selections SEL 701 Relay Relay serial port command responses Section 1 Introduction Specifications Manual section and heading names ar...

Page 26: ...ure 1 1 SEL 701 Relay Functional Description Table 1 2 SEL 701 Relay Models SEL 701 Relay Model Number Internal RTD Inputs Voltage Inputs Current Inputs 0701000X No No IA IB IC IN 0701010X 11 No IA IB IC IN 0701001X No Wye or Delta IA IB IC IN 0701011X 11 Wye or Delta IA IB IC IN Motor Load Four Programmable Contact Outputs Plus ALARM Six Programmable Contact Inputs ASCII and MODBUS Protocol Suppo...

Page 27: ...52 Breaker isolated motor SEL 701 Relay provides current voltage and RTD based protection and monitoring SEL 701 Relay M SEL 2600 SEL 701 Relay Monitor up to 12 RTDs Contactor isolated motor SEL 701 Relay provides locked rotor overload and unbalance protection SEL 2600 RTD Module Monitor measures RTD temperatures at the motor and communicates using optical fiber Fiber Optic Cable ...

Page 28: ...r limit functions Unbalance current 46 element and phase reversal 47 element protection Optional RTD inputs through an 11 input internal RTD option or through purchase of the SEL 2600 RTD Module The SEL 2600 RTD Module connects to the relay through a fiber optic cable and provides 12 RTD inputs plus an additional contact input Select the RTD type for each input from a list of four popular types Op...

Page 29: ...ad profiling function that records currents voltages and RTD temperatures every 15 minutes for over 30 days Event and SER reports that offer detailed information about electrical faults Motor start reporting that shows current voltage and thermal element values through 60 seconds of motor start Use this information to validate transformer and cable sizing and confirm motor starting simulations Mot...

Page 30: ... Part Number Creation Table EXAMPLE 1 1 SEL 701 Relay Part Number Creation The part number 0701001X describes an SEL 701 Relay equipped without internal RTD inputs and with ac voltage inputs All SEL 701 Relays are equipped with 1 A and 5 A nominal CT inputs a broad operating range power supply 20 250 20 Vdc 15 VA or 95 240 10 Vac 50 60 Hz a single analog current output with settable range six 6 se...

Page 31: ...onnect Your PC to the Relay on page 6 3 in Section 6 ASCII Serial Port Operation Use fiber optic cable C801FD to connect the relay rear panel fiber optic receiver port to an SEL 2600 RTD Module You can also purchase this cable directly from SEL Use the free SEL 5801 Cable SELECTOR software available for free download at the SEL web site www selinc com to help determine the other communication cabl...

Page 32: ...The label is affixed to the top of the relay chassis From the top of the label the information includes Relay part number Relay serial number Power supply ratings AC current input ratings AC voltage input ratings or None if voltage option was not ordered Number of internal RTD inputs either 11 or None PART NUMBER 0701011XXX S N AMPS AC POWER SUPPLY VOLTS AC INTERNAL RTD INPUTS 99166004 95 240 10 V...

Page 33: ...t Im Phase most different from Iav FLA Motor rated full load amps Load Loss Load Jam Function Load Loss Alarm and Trip Setting Range 0 10 1 00 FLA Load Jam Trip Setting Range 0 5 6 0 FLA Time Delays 0 00 400 00 s Starts Per Hour Time Between Starts Maximum Starts Hour 1 15 starts Minimum Time Between Starts 1 150 minutes Start data retained through relay power cycle Phase Reversal Tripping Phase r...

Page 34: ...ic Records Resolution 4 or 16 samples cycle Load Profile Function Stores up to 17 quantities every 15 minutes for 48 days without voltage option or 34 days with voltage option Sequential Events Records 512 Latest Time Tagged Events Motor Start Reports 5 Latest Starts Report Length 3600 cycles Quantities stored every 5 cycles during and immediately after each start Motor Start Trend Stores 30 day a...

Page 35: ...pecifications 1 13 Certifications ISO Relay is designed and manufactured to an ISO 9001 certified quality program UL CSA UL recognized to the requirements of UL 508 CSA C22 2 N 14 for Industrial Control Equipment and UL 1053 Ground Fault Sensing and Relay Equipment CE CE Mark ...

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Page 37: ...inals by mounting the relay in an approved enclosure or by using any of the following methods Locate the relay in a room vault or similar enclosure that is accessible only to qualified persons Locate the relay on a suitable balcony gallery or platform that is elevated and accessible only to qualified persons Use suitable permanent substantial partitions or screens arranged so that only qualified p...

Page 38: ...lans 2 2 Figure 2 1 SEL 701 Relay Mechanical Dimensions Front and Top Views 9 60 in 243 8 mm 7 00 in 177 8 mm 4 45 in 113 0 mm 0 77 in 19 4 mm Terminal Block E Terminal Block D Terminal Block C Terminal BlockB Terminal BlockA optional Captive MountingStud 4 each Weather Gasket ...

Page 39: ...ction Relay Installation Panel Cut Drill Plans 2 3 Figure 2 2 SEL 701 Relay Cut and Drill Dimensions 5 88 in 149 4 mm 1 26 in typ 32 0 mm 5 50 in 139 7 mm φ0 188 in 4 78 mm 4 places 5 88 in 149 4 mm 0 19 in typ 4 8 mm 8 40 in 213 4 mm ...

Page 40: ...auses the rubber weather seal to compress in the channel pressing against the panel and sealing the cutout WARNING Overtightening the mounting nuts may permanently damage the relay chassis After mounting the relay you may remove the protective film that covers the rear panel This film is meant to protect the relay finish during installation and is not required by the relay in operation Figure 2 3 ...

Page 41: ...ons are made at the relay rear panel shown in Figure 2 4 The relay rear panel is designed with two 45 sections illustrated in Figure 2 1 on page 2 2 These cutaway areas provide additional clearance for swing panel mounting The relay sides include drawings that indicate the factory default function of each relay terminal and typical wiring diagrams Figure 2 4 SEL 701 Relay Rear Panel ...

Page 42: ...701 Motor Protection Relay Date Code 20010719 Installation Relay Rear Panel Diagram 2 6 Figure 2 5 SEL 701 Relay Left and Right Side Panel Drawings Left Side Panel Right Side Panel ...

Page 43: ...le AC Wiring Diagrams Figure 2 6 Example AC Wiring Diagram Four Wire Wye Voltages and Ground CT D06 D07 D08 D09 VA VB VC N Current Inputs E01 E02 E03 E04 E05 E06 E07 E08 E09 E10 E11 E12 5A COM 1A 5A COM 1A 5A COM 1A 5A COM 1A IN IC IB IA Optional Voltage Inputs T3 T2 T1 C B A x 1 Ground CT Motor ...

Page 44: ...agrams 2 8 Figure 2 7 Example AC Wiring Diagram Open Delta Voltages and Residual IN Connection D06 D07 D08 D09 VA VB VC N Current Inputs E01 E02 E03 E04 E05 E06 E07 E08 E09 E10 E11 E12 5A COM 1A 5A COM 1A 5A COM 1A 5A COM 1A IN IC IB IA Optional Voltage Inputs T3 T2 T1 C B A Motor ...

Page 45: ...gure 2 8 Example AC Voltage Wiring Diagram Single Phase to Phase Voltage Figure 2 9 Example AC Voltage Wiring Diagram Single Phase to Neutral Voltage D06 D07 D08 D09 VA VB VC N Optional Voltage Inputs T3 T2 T1 C B A Motor D06 D07 D08 D09 VA VB VC N Optional Voltage Inputs T3 T2 T1 C B A Motor ...

Page 46: ...als D01 and D10 are the chassis ground terminals At least one of these terminals must be solidly connected to the cabinet ground bus for correct relay operation and personal safety CurrentTransformerInputs The SEL 701 Relay is equipped with four current transformer inputs IA IB IC and IN Each input can accept either 1 A nominal or 5 A nominal CT secondary inputs The relay sequence current and powe...

Page 47: ...o false residual current caused by CT saturation during high starting current The IN connection shown in Figure 2 6 is preferred and provides for a lower ratio flux balance CT that avoids saturation and provides greater ground fault sensitivity When you use a ground CT its placement is critical and depends on the type of cable used to connect the motor to the source As Figure 2 10 on page 2 12 sho...

Page 48: ...onnections 2 12 Figure 2 10 Ground CT Placement Load A B C N Source Load A B C Source x 1 or x 5 Window CT x 1 or x 5 Window CT Shielded Cable Shields Connected to Ground on Load Side Stress Cone Shields Neutral Connected to Ground on Source Side Only Unshielded Cable ...

Page 49: ...d position continuously then deenergizes the contact to trip The contact is also deenergized if the relay input power is removed The connections shown in Figure 2 11 on page 2 14 are suitable for use with a motor contactor when trip fail safe operation is desired When you set an output to operate in nonfail safe mode the relay energizes the contact to trip The contacts do not change position when ...

Page 50: ...ram Figure 2 12 on page 2 15 shows various wiring methods for fail safe and nonfail safe wiring to control breakers and contactors B04 B05 B06 B07 B08 B09 B10 B11 B12 B13 B14 B15 B16 B17 B18 D01 D02 D03 Trip OUT1 OUT2 OUT3 ALARM N GND BUS PROT ALARM RTD ALARM STOP START SELF TEST ALARM CR Trip Fail Safe Wiring Shown 120 240 Vac 50 60 Hz ...

Page 51: ...e normally open output contact of OUT1 closes if it detects any of these alarm conditions The factory configuration for OUT2 provides an alarm for RTD based functions The relay closes the normally open output contact if an RTD alarm temperature is exceeded if the RTD Bias alarm picks up if RTD leads short or open or if the relay loses communication with the SEL 2600 RTD Module This output is inact...

Page 52: ...input CAUTION Do not connect external voltages to the relay contact inputs Because the contact inputs are internally wetted permanent damage to the relay or external equipment may result from connecting external voltage to a relay contact input The contact input functions are fully programmable using the relay settings described in Appendix B SELogic Control Equations Relay Logic For many applicat...

Page 53: ...serial port or front panel to gain entry to Access Level 2 Shorting the IN4 input makes password entry unnecessary this is useful if the Access Level 2 password is lost Input IN5 is configured to enable an emergency restart The Emergency Restart function resets the relay thermal model and overrides all other starting lockout functions to allow an immediate motor start Input IN6 is not applied in t...

Page 54: ...s available with 11 optional internal RTD inputs When the relay is equipped with internal RTD inputs you can enter relay settings that define the type location trip and alarm temperatures for each input individually RTDs can measure the temperature of the motor stator windings motor or load bearings ambient temperature or other temperatures The relay can accurately measure temperature represented ...

Page 55: ...ons with the shield connected to ground at the relay Two shield connection terminals A01 and A30 are provided for grounding at the relay You may also connect shield wires to the common connection terminals A04 A09 A14 A19 A24 and A29 Table 2 1 Typical Maximum RTD Lead Length RTD Lead AWG Platinum or Nickel RTD Copper RTD 24 950 ft 290 m 110 ft 290 m 22 1500 ft 455 m 180 ft 54 m 20 2400 ft 730 m 29...

Page 56: ...ure 2 16 RTD Input Wiring Optional Internal RTD Inputs A02 A03 A01 Shield A04 A05 A06 COM1 2 RTD1 RTD2 A07 A08 A09 A10 A11 COM3 4 RTD3 RTD4 A12 A13 A14 A15 A16 COM5 6 RTD5 RTD6 A17 A18 A19 A20 A21 COM7 8 RTD7 RTD8 A22 A23 A24 A25 A26 COM9 10 RTD9 RTD10 A27 A28 A29 A30 COM11 RTD11 Shield ...

Page 57: ...y is dependent on the control voltage transformer ratio accuracy regulation and loading However this accuracy may be satisfactory for your application NOTE The SEL 701 Relay calculates system frequency for the over and underfrequency elements using the A N or A B voltage When single phase voltage is applied make sure that either the A N or A B voltage is connected to the relay The SEL 701 Relay tr...

Page 58: ... fiber optic cable for your particular application If you prefer to build your own this software also shows the cable pinout for metallic cables EIA 485CommunicationCables The SEL 701 Relay is equipped with a rear panel EIA 485 serial port connector which operates using Modbus protocol when you enable that feature by relay settings Connect the SEL 701 Relay EIA 485 port to a Modbus Master device a...

Page 59: ...llation Relay Connections 2 23 Figure 2 17 Rear Panel EIA 485 Serial Port Connections 120 1nF SEL 701 Relay Modbus RTU Master C10 C12 C11 TX C13 RX Other Devices 120 1nF 120 Characteristic Twisted Shielded Pair Connect Shield to Ground at One Point Only ...

Page 60: ... any of the four supported RTD types to any of the 12 available RTD inputs The SEL 2600 RTD Module has the same RTD input requirements as the SEL 701 Relay described in Internal RTD Connections Relay Models 0701010X 0701011X on page 2 18 The module does not require settings You can locate the module up to 1600 feet 500 meters from the relay near the protected motor Fiber OpticConnectiontoSEL 2600R...

Page 61: ...kage allows you to do the following Create settings for one or more SEL 701 Relays Store and retrieve settings to and from PC files Upload and download relay settings to and from SEL 701 Relays Execute relay serial port commands in terminal mode to view relay and motor data View meter quantities contact inputs contact outputs and targets Download and view event waveforms ...

Page 62: ...e minimum resources listed in Table 3 1 Table 3 1 SEL 701PC Software System Requirements Table 3 1 SEL 701PC Software System Requirements Processor Pentium Class 90 MHz RAM 16 MB Hard Drive 10 MB available space Operating System Microsoft Windowsâ 95 98 or NT 4 0 Serial Port One EIA 232 serial port needed for upload download connection to relay Drives CD ROM for software installation ...

Page 63: ...are CD ROM into your CD ROM drive 2 The setup software should run automatically If Setup does not start use the Microsoft Windows Run function to start the program Setup exe from the CD ROM 3 Follow the steps as they appear on screen The setup program also gives you the opportunity to install an online copy of the SEL 701 Relay Instruction Manual and Adobe Acrobat Reader software necessary to view...

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Page 65: ...ted motor before starting to calculate the relay settings General Data Lists settings that configure the relay inputs to accurately measure and interpret the ac current and optional voltage input signals Basic Motor Protection Lists settings for protection elements that are included in all models of the SEL 701 Relay including the thermal element overcurrent elements load loss and load jam functio...

Page 66: ... the Settings Sheets found in Appendix F SEL 701 Relay Settings Sheets If you record the settings using the SEL 701PC software you can download them directly to a relay or save them to a file for future download If you record the settings manually you can enter them using the front panel Set Relay function or the front panel serial port and the Access Level 2 commands listed below See Section 3 SE...

Page 67: ...garding the motor application including Minimum no load current or power if known Motor accelerating time This is the normal time required for the motor to reach full speed Maximum time to reach motor full load This time may be significantly longer than the motor accelerating time particularly in pump motor applications where the motor may run at full speed for some time before the pump reaches fu...

Page 68: ... values and report the primary quantities Calculate the phase and neutral CT ratios by dividing the primary rating by the secondary rating EXAMPLE 4 1 Phase CT Ratio Setting Calculation Consider an application where the phase CT ratios are 600 5 Set CTR 600 5 120 Set ITAP 5 A Select phase current transformers for your application so that the primary current rating is equal to or greater than the m...

Page 69: ...e labeling standard Set PHROT equal to ABC when B phase current lags A phase current by 120 Set PHROT equal to ACB when B phase current leads A phase current by 120 Figure 4 1 Phase Rotation Settings Set the FNOM setting equal to your system nominal frequency The DATE_F setting allows you to change the relay date presentation format to either North American standard Month Day Year or engineering s...

Page 70: ...hase input but it may be an A N or an A B voltage Be sure to set DELTA_Y equal to Y for an A N input or DELTA_Yequal to D for an A B input voltage When you set SINGLEV equal to Y the relay performance changes in the following ways Voltage Elements When you use one phase to phase voltage the relay overvoltage and undervoltage elements use the applied phase to phase voltage only When you use one pha...

Page 71: ...ed phase to neutral voltage by 30º to represent phase to phase voltage The relay displays zero for the magnitudes of the unmeasured voltages Balanced voltages are assumed for power and power factor calculations Relays that are not equipped with phase voltage inputs hide these settings and disable voltage based protection and metering functions ...

Page 72: ...nd Locked Rotor Trip Time Dial settings Generic Setting Method When selected the relay offers 45 standard motor thermal limit curves which you can select by curve number User Setting Method When selected the relay allows you to build a customized thermal limit curve by directly entering from 5 to 25 time current points based on your motor s published thermal limit curve All three thermal element s...

Page 73: ...e by 0 833 to determine a hot locked rotor time that is acceptable for most motors If only the hot locked rotor time is specified multiply that value by 1 2 to determine a cold locked rotor time that is acceptable for most motors Table 4 5 Thermal Element Configuration Settings Setting Method RATING Setting Prompt Setting Range Setting Name Factory Default Setting Method Rating Generic User SETMET...

Page 74: ...e Locked Rotor Trip Time Dial setting reduces or extends the allowed accelerating time under locked rotor conditions You can always safely set this value equal to 1 00 If you know that the driven load will always accelerate in less than the rated locked rotor time you may wish to use a Locked Rotor Trip Time Dial less than 1 00 to provide a faster trip in locked rotor conditions Do not set the Loc...

Page 75: ...ond increase in the curve thermal limit time at six times full load current For a cold motor the curve 10 trip time at six times full load current is 25 seconds Table 4 7 on page 4 14 and Table 4 8 on page 4 15 show the cold motor thermal limit time versus current for several curves Each increase in the curve number yields a 2 1 second increase in the hot motor thermal limit time at six times full...

Page 76: ...ll Time Hot 30 seconds Service Factor 1 15 Each increase in generic curve number increases the hot motor thermal limit time by 2 1 seconds at six times full load current Therefore we can select the maximum curve number using the following equation Phase current transformers having 150 5 ratios are selected for the application The SEL 701 Relay settings for the application are shown below Current T...

Page 77: ...0 200 300 400 500 600 700 800 900 10 20 30 40 50 60 70 80 90 1 2 3 4 5 6 7 8 9 5 6 7 8 9 10 20 30 40 50 1 2 3 4 5 6 7 8 9 5 6 7 8 9 1 2 3 4 5 6 7 8 9 10 15 20 25 30 35 40 45 Time in Seconds Multiples of Full Load Amps Time in Cycles 60 Hz 50Hz 300 250 1500 1250 3000 2500 600 500 6000 5000 15000 12500 30000 25000 60000 50000 150000 125000 300000 250000 600000 500000 150 125 60 50 Curve 10000 ...

Page 78: ...59 4 671 3 783 2 895 1 1007 0 1118 9 1 20 94 0 188 0 282 0 376 0 470 0 564 0 658 0 752 0 846 0 940 0 1 30 71 0 142 0 213 1 284 1 355 1 426 1 497 2 568 2 639 2 710 2 1 40 56 6 113 2 169 8 226 4 283 0 339 6 396 2 452 7 509 3 565 9 1 50 46 6 93 2 139 8 186 4 233 0 379 6 326 2 372 8 419 4 466 0 1 70 33 7 67 3 101 0 134 7 168 4 202 0 235 7 269 4 303 0 336 7 2 00 22 8 45 6 68 4 91 2 114 0 136 9 159 7 18...

Page 79: ...2 5 6 7 0 8 4 9 8 11 3 12 7 14 1 9 00 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 10 0 11 1 10 00 0 9 1 8 2 7 3 6 4 5 5 4 6 3 7 2 8 1 9 0 Table 4 8 Generic Thermal Limit Curve Tripping Times From Reset versus Multiples of Full Load Amps Curves 15 20 25 30 35 40 45 Thermal Limit Times in Seconds Curves Multiples of Full Load Amps 15 20 25 30 35 40 45 1 01 4670 3 6227 1 7783 9 9340 7 10897 4 12454 2 14011 0 1 1...

Page 80: ...1 1178 5 1346 8 1515 2 2 00 342 1 456 2 570 2 684 3 798 3 912 4 1026 4 2 50 216 0 288 0 360 0 432 0 504 0 576 0 648 0 3 00 150 0 200 0 250 0 300 0 350 0 400 0 450 0 3 50 110 2 146 9 183 7 220 4 257 1 293 9 330 6 4 00 84 4 112 5 140 6 168 7 196 9 225 0 253 1 4 50 66 7 88 9 111 1 133 3 155 6 177 8 200 0 5 00 54 0 72 0 90 0 108 0 126 0 144 0 162 0 6 00 37 5 50 0 62 5 75 0 87 5 100 0 122 5 7 00 27 6 3...

Page 81: ... TTT150 NP Time to trip at 1 75 FLA 1 0 6000 0 s NP TTT175 625 0 Time to trip at 2 00 FLA 1 0 6000 0 s TTT200 400 0 Time to trip at 2 25 FLA 1 0 6000 0 s NP TTT225 NP Time to trip at 2 50 FLA 1 0 6000 0 s TTT250 225 0 Time to trip at 2 75 FLA 1 0 6000 0 s NP TTT275 NP Time to trip at 3 00 FLA 1 0 6000 0 s NP TTT300 NP Time to trip at 3 50 FLA 1 0 6000 0 s NP TTT350 NP Time to trip at 4 00 FLA 1 0 ...

Page 82: ...nts along the curve If you do not wish to enter a time for a point enter NP The relay automatically creates a smooth thermal limit curve between the entered time points Normally you would use this method only if the motor thermal limit curve includes a discontinuity between the stator limit curve and the locked rotor limit curve as shown in Figure 4 3 on page 4 19 EXAMPLE 4 6 Thermal Element User ...

Page 83: ...tection using a purpose built thermal limit curve The User setting method provides the facility to protect this motor By examining the curve we can find the thermal limit times at various multiples of Full Load Current as listed in Table 4 10 on page 4 20 These times map directly to the relay settings shown below the table 100 200 300 400 500 600 700 800 900 1000 10 20 30 40 50 60 70 80 90 10 20 1...

Page 84: ...e to Trip at 3 50 x FLA TTT350 NP Time to Trip at 4 00 x FLA TTT400 72 0 seconds Time to Trip at 4 50 x FLA TTT450 58 0 seconds Time to Trip at 5 00 x FLA TTT500 30 0 seconds Time to Trip at 5 50 x FLA TTT550 25 0 seconds Time to Trip at 6 00 x FLA TTT600 18 1 seconds Time to Trip at 6 50 x FLA TTT650 15 2 seconds Time to Trip at 7 00 x FLA TTT700 13 2 seconds Time to Trip at 7 50 x FLA TTT750 NP ...

Page 85: ...al capacity required to start is 100 10 TCSTART where the Thermal Capacity Used To Start TCSTART setting or the relay can learn a value When you use the Use Learned Starting Thermal Capacity function TCLRNEN Y the relay records the thermal capacity used during the past five starts and uses it in the thermal model in place of the Thermal Capacity Used to Start setting The relay adds 10 to the large...

Page 86: ...ded multiply that value by 3 to calculate the Motor Stopped Cooling Time COOLTIME setting When the relay is monitoring one or more RTDs in the motor windings and an ambient temperature RTD the relay can learn the stator cooling time by monitoring the winding temperature when the motor is stopped If you set Use Learned Cooling Time equal to Y the relay learns the cooling time over five stops and us...

Page 87: ... 2 7 in Section 2 Installation use the Level 1 ground overcurrent element to detect motor ground faults Calculate the pickup setting based on the available ground fault current and the neutral CT ratio Table 4 14 Overcurrent Element Settings Setting Prompt Setting Range Setting Name Factory Default Level 1 Phase O C Pickup OFF 0 25 100 00 A a 50P1P OFF Level 1 Phase O C Time Delay 0 00 400 00 s 50...

Page 88: ...nd fault CT is not available either use the 50G residual overcurrent elements or connect the IN input residually as in Figure 2 7 on page 2 8 in Section 2 Installation Set the Level 1 O C Pickup between one half and one fifth of the full load phase current and set the Level 1 Time Delay equal to 0 2 seconds Set the Level 2 ele ment more sensitively but with a longer time delay The long time delay ...

Page 89: ...ll maintain the trip signal until enough time passes that the motor can be safely restarted During the lockout period the relay will display a countdown time in minutes to the next allowed start if a start is attempted through the relay The Emergency Restart function overrides both of these limits allowing the motor to be placed back in service in an emergency Load JamElements Table 4 16 Load Jam ...

Page 90: ...ps FLA setting If you expect the motor to operate at no load normally disable this function by setting LLAPU equal to OFF The relay automatically hides the remaining load loss settings Load Loss Element Voltage Option Included Relay Models 0701001X 0701011X Table 4 18 Load Loss Element Settings With Voltage Option Table 4 17 Load Loss Element Settings No Voltage Option Setting Prompt Setting Range...

Page 91: ...ng load loss settings CurrentUnbalanceElements Table 4 19 Current Unbalance Element Settings Unbalanced motor terminal voltages cause unbalanced stator currents to flow in the motor The negative sequence current component of the unbalance current causes significant rotor heating While the SEL 701 Relay motor thermal element models the heating effect of the negative sequence current many users desi...

Page 92: ...g corresponds to approximately 3 3 voltage unbalance A 10 second alarm delay and 5 second trip delay should provide adequate performance in most applications Phase ReversalTripping Table 4 20 Phase Reversal Tripping Setting The SEL 701 Relay uses phase currents or phase voltages if available to determine that the phase rotation of signals applied to the relay matches the phase rotation setting PHR...

Page 93: ...nect the speed switch contacts to relay input IN3 or to the contact input at the SEL 2600 RTD Module The contact input on the SEL 2600 RTD Module is the Relay Word bit IN7 NOTE The SEL 2600 RTD Module updates the state of the RTD measurements and contact input every 0 5 seconds To account for this update delay you may wish to set a slightly longer Speed Switch Trip Time Delay when the speed switch...

Page 94: ...e connected to the inputs of the external module set the RTD Input Option setting equal to EXT NOTE SEL 701 Relays equipped with internal RTD inputs may be connected to monitor the RTD inputs of an SEL 2600 RTD Module The relay will monitor only those inputs enabled by the RTD Input Option setting It will not monitor both input sets simultaneously The Temperature Preference Setting allows you to c...

Page 95: ...rature set RTD Location equal to AMB Only one ambient temperature RTD is allowed For inputs connected to monitor temperatures of other apparatus set RTD Location equal to OTH Table 4 23 RTD Location Settings Setting Prompt Setting Range Setting Name Factory Default RTD Location WDG BRG AMB OTH NONE RTD1LOC BRG RTD Location WDG BRG AMB OTH NONE RTD2LOC BRG RTD Location WDG BRG AMB OTH NONE RTD3LOC ...

Page 96: ...D Type Settings Setting Prompt Setting Range Setting Name Factory Default RTD Type PT100 NI100 NI120 CU10 RTD1TY PT100 RTD Type PT100 NI100 NI120 CU10 RTD2TY PT100 RTD Type PT100 NI100 NI120 CU10 RTD3TY PT100 RTD Type PT100 NI100 NI120 CU10 RTD4TY PT100 RTD Type PT100 NI100 NI120 CU10 RTD5TY PT100 RTD Type PT100 NI100 NI120 CU10 RTD6TY PT100 RTD Type PT100 NI100 NI120 CU10 RTD7TY PT100 RTD Type PT...

Page 97: ...Trip Temperature OFF 32 482 F TRTMP6 OFF RTD Alarm Temperature OFF 32 482 F ALTMP6 OFF RTD Trip Temperature OFF 32 482 F TRTMP7 OFF RTD Alarm Temperature OFF 32 482 F ALTMP7 OFF RTD Trip Temperature OFF 32 482 F TRTMP8 OFF RTD Alarm Temperature OFF 32 482 F ALTMP8 OFF RTD Trip Temperature OFF 32 482 F TRTMP9 OFF RTD Alarm Temperature OFF 32 482 F ALTMP9 OFF RTD Trip Temperature OFF 32 482 F TRTMP1...

Page 98: ...erature settings for Bearing Ambient and Other RTD types function similarly except that trip voting is not available for Ambient and Other RTDs To disable any of the temperature alarm or trip functions set the appropriate temperature setting to OFF Only healthy RTDs can contribute temperatures to the alarm and trip functions The relay includes specific logic to indicate if RTD leads are shorted or...

Page 99: ...reduces the trip temperatures by 1 C for each degree rise in ambient temperature over 40 C Finally when you enable RTD biasing the relay provides an RTD Bias Alarm when the RTD Thermal Capacity exceeds the thermal element Thermal Capacity by more than 10 percentage points while the winding temperature rise is higher than 60 C over ambient This alarm can be a useful indicator that the motor has los...

Page 100: ...0 00 119 39 157 74 129 10 10 97 140 60 00 123 34 165 90 135 30 11 35 158 70 00 127 07 174 25 141 70 11 74 176 80 00 130 89 182 84 148 30 12 12 194 90 00 134 70 191 64 154 90 12 51 212 100 00 138 50 200 64 161 80 12 90 230 110 00 142 29 209 85 168 80 13 28 248 120 00 146 06 219 29 176 00 13 67 266 130 00 149 82 228 96 183 30 14 06 284 140 00 153 58 238 85 190 90 14 44 302 150 00 157 32 248 95 198 7...

Page 101: ... 2 8 on page 2 9 in Section 2 Installation the relay provides two levels of phase to phase overvoltage and undervoltage elements You may use these elements for tripping alarming or supervision of other conditions through the relay programmable logic described in Appendix B SELogic Control Equations Relay Logic To disable any of these elements set the pickup settings equal to OFF The default 27P1P ...

Page 102: ...e any of these elements set the pickup settings equal to OFF The default 27P1P setting provides undervoltage supervision for the underpower reactive power and power factor tripping elements ReactivePower VAR Elements Table 4 29 Reactive Power Element Settings Table 4 28 Under and Overvoltage Settings Phase to Neutral Potentials Setting Prompt Setting Range Setting Name Factory Default Level 1 Phas...

Page 103: ...able 4 30 Underpower Element Settings The SEL 701 Relay Underpower Element Arming Delay disarms the underpower elements for a settable time after the motor starts This allows the motor to be brought to full load After the Underpower Element Arming Delay expires the Phase Under power Alarm and Phase Underpower Trip elements are enabled If the real three phase power falls below the alarm or trip thr...

Page 104: ...ctor elements are disabled when the motor is stopped or starting These elements can be used to detect synchronous motor out of step or loss of field conditions Refer to Figure 8 1 on page 8 6 in Section 8 Metering Monitoring for the relay power measurement convention For application on an induction motor disable the elements by setting both the Power Factor Alarm Leading Pickup and Power Factor Tr...

Page 105: ...kup setting is greater than the Nominal Frequency setting the element operates as an overfrequency element The relay measures system frequency for these elements using the A phase voltage All three elements are disabled if the applied ac voltage magnitude drops below 20 V Table 4 32 Frequency Element Settings Setting Prompt Setting Range Setting Name Factory Default Level 1 Pickup OFF 20 00 70 00 ...

Page 106: ...C or 482 F and zero scale at 0 C or 32 F If you select average or maximum phase current output parameters the relay requests that you enter your preferred Analog Output Full Scale Current in secondary amps The range available depends on whether your nominal secondary current is 5 A or 1 A The Analog Output Full Scale Current setting is hidden when the Analog Output Parameter is not AVG_I or MAX_I ...

Page 107: ...interface is inactive for this length of time the relay automatically blacks out the front panel display This function preserves the life of the vacuum fluorescent display If the display is within an Access Level 2 function such as relay setting entry the function is automatically terminated without saving changes If you prefer to disable the front panel timeout function during relay testing set F...

Page 108: ...ion When the monitored condition is false logical 0 the relay displays the message entered as the DMn_0 setting in the display rotation Display messages are useful for indicating the state of relay contact inputs Message text can include capital letters A Z numbers 0 9 spaces periods and dashes Type NA to clear a message setting Appendix B SELogic Control Equations Relay Logic describes the logic ...

Page 109: ...ess you may want the motor to run even if the relay is out of service In this case disable TRIP Contact Failsafe by selecting N The Minimum Trip Duration Time is the minimum amount of time that the relay trip signal will last in the event of a fault Set this time at least as long as your motor breaker operate time or your motor contactor dropout time In the event of a thermal element trip or a tri...

Page 110: ... 4 47 through Figure 4 8 on page 4 49 The elements shown in Figure 4 5 on page 4 47 and Figure 4 6 on page 4 48 only cause a trip or alarm if you have enabled them through settings described throughout this section If the tripping alarm and control input logic shown in Figure 4 5 on page 4 47 through Figure 4 8 on page 4 49 are acceptable for your application set Use Factory Logic Settings equal t...

Page 111: ...N2 SPDSTR Thermal Element Trip Level 1 Definite Time Phase O C Element Trip Level 2 Definite Time Phase O C Element Trip Level 1 Definite Time Residual O C Element Trip Level 2 Definite Time Residual O C Element Trip Level 1 Definite Time Neutral O C Element Trip Level 2 Definite Time Neutral O C Element Trip Current Unbalance Element Trip Negative Sequence Overcurrent Trip Load Jam Trip Load Loss...

Page 112: ...RGALRM OTHALRM AMBALRM RTDBIAS RTDFLT Winding RTD Temperature Alarm Bearing RTD Temperature Alarm Other RTD Temperature Alarm Ambient RTD Temperature Alarm RTD Bias Alarm RTD Fault Alarm MotorProtectionAlarms Output Contact OUT1 Output Contact OUT2 Output Contact OUT3 Internal Motor Start 49A 46UBA LOSSALRM 37PA 55A VARA WDGALRM BRGALRM OTHALRM AMBALRM RTDBIAS RTDFLT RTD BasedAlarms OR OR Contact ...

Page 113: ...OSSALRM Pickup 37PA Pickup 55A Pickup EventReportTriggering 49A 46UBA LOSSALRM 37PA 55A Thermal Element Alarm Current Unbalance Alarm Load Loss Alarm Underpower Element Alarm Power Factor Element Alarm VARA 81D1T 81D2T 81D3T Reactive Power Element Alarm Level 1 Over Underfrequency Trip Level 2 Over Underfrequency Trip Level 3 Over Underfrequency Trip VARA Pickup 81D1T Dropout 81D2T Dropout 81D3T D...

Page 114: ...ay serial port settings for the front panel port and the rear panel port when it is set to use ASCII protocol Set the Baud Rate Data Bits Parity and Stop Bits settings to match the serial port configuration of the equipment that is communicating with the serial port After Timeout minutes of inactivity on a serial port at Access Level 2 the port automatically returns to Access Level 1 This security...

Page 115: ...ry Fast Operate commands are described in Appendix D SEL 2020 2030 SEL 701PC Compatibility Features Table 4 40 SET P Rear Panel Serial Port Settings Protocol MOD The SEL 701 Relay rear panel serial port supports Modbus RTU protocol when the Protocol setting equals MOD Define the Baud Rate and Parity settings to match the requirements of the Modbus master connected to the relay The Modbus Slave ID ...

Page 116: ...d information using a PC connected to the front or rear panel serial ports This instruction manual subsection outlines the SER function settings The SER settings include settings which trigger entries into the event record and alias settings that allow you to customize the way the recorded data is displayed Section 9 Event Analysis describes the format and contents of the SER reports SERTriggerSet...

Page 117: ...RUNNING STOPPED Represent the states of the protected motor JAMTRIP Load Jam Trip Asserts when the relay trips in response to a load jam condition as defined by that function This Relay Word bit is inactive if the load jam function is disabled LOSSALRM LOSSTRIP Load Loss Alarm and Load Loss Trip Assert when the relay issues an alarm or trip in response to a load loss condition as defined by that f...

Page 118: ...RGALRM asserts when any healthy motor bearing RTD temperature exceeds its settable alarm threshold BRGTRIP asserts when any one or two healthy motor bearing RTD temperatures exceed their settable trip thresholds Both Relay Word bits are inactive if RTD monitoring is disabled or if no bearing RTDs are connected AMBALRM AMBTRIP Ambient RTD Temperature Alarm or Trip AMBALRM asserts when the healthy a...

Page 119: ...AS1 STARTING MOTOR_STARTING BEGINS ENDS See Relay Word Bits in Appendix B Relay Word Bits on page B 4 for the complete list of Relay Word bits Use up to 15 characters to define the alias asserted text and deasserted text strings You can use capital letters A Z numbers 0 9 and the underscore character _ within each string Do not attempt to use a space within a string because the relay will interpre...

Page 120: ...S_TRIP PICKUP DROPOUT ALIAS6 LOSSALRM LOAD_LOSS_ALARM PICKUP DROPOUT ALIAS7 46UBA UNBALNC_I_ALARM PICKUP DROPOUT ALIAS8 46UBT UNBALNC_I_TRIP PICKUP DROPOUT ALIAS9 49A THERMAL_ALARM PICKUP DROPOUT ALIAS10 49T THERMAL_TRIP PICKUP DROPOUT ALIAS11 47T PHS_REVRSL_TRIP PICKUP DROPOUT ALIAS12 SPDSTR SPEED_SW_TRIP PICKUP DROPOUT ALIAS13 IN2 DIRECT_TRIP_IN PICKUP DROPOUT ALIAS14 SPEEDSW SPEED_SW_IN PICKUP ...

Page 121: ...Fluorescent Display View real time and historic information enter relay settings EIA 232 Serial Port Access all relay data control and setting functions quickly using a PC serial cable and the SEL 701PC software Trip AlarmTarget LEDs Target LEDs flash to indicate alarm conditions steady on to indicate the cause of the latest trip Relay Enabled LED Lit when the relay is operational Front Panel Push...

Page 122: ...ext The default meter screen shown in Figure 5 2 includes the phase current and maximum phase to phase voltage magnitudes If the relay is equipped with optional voltage and or RTD inputs you can enable the relay to add real and reactive power power factor and frequency meter screens and or the temperatures of the hottest RTDs to the default rotation Figure 5 2 Default Meter Display Screen The rela...

Page 123: ...ble 5 1 Front Panel Automatic Messages Condition Front Panel Message Shows Motor Running Overloaded Predicted time to thermal element trip in seconds Relay Trip Has Occurred Type or cause of the trip See Section 9 Event Analysis for more information Relay Self Test Failure Has Occurred Type of failure See Section 10 Maintaining Troubleshooting for more information Attempted Motor Start Was Blocked...

Page 124: ... use front panel controls to start or stop the motor pulse output contacts and view or modify relay settings All of the front panel functions are accessible using the six button keypad and vacuum fluorescent display Use the keypad shown in Figure 5 4 to maneuver within the front panel menu structure described in detail throughout the remainder of this section Table 5 2 describes the function of ea...

Page 125: ...h the padlock symbol shown in Figure 5 5 Figure 5 5 Access Level Security Padlock Symbol Table 5 2 Front Panel Pushbutton Functions Button Function Move up within a menu or data list While editing a setting value increases the value of the underlined digit Move down within a menu or data list While editing a setting value decreases the value of the underlined digit Move the cursor to the left Whil...

Page 126: ...ter the password Figure 5 6 Password Entry Screen ToEnter ThePassword NOTE Use these steps to enter the correct password to execute an Access level 2 function or to change the Access Level 2 password as described in Figure 5 20 on page 5 15 Step 1 Press the Down Arrow pushbutton A blinking cursor will appear in the first character position of the password and an underline will appear beneath the A...

Page 127: ...cursor will appear in the lower line a To substitute a new character in the location of the blinking cursor use the arrow pushbuttons to move the underline cursor to the location of the desired character in the character table and press the ENTER pushbutton b To insert a character in front of the blinking cursor use the arrow pushbuttons to move the underline cursor to INS and press the ENTER push...

Page 128: ...re 5 7 Activate Front Panel Display Figure 5 8 Front Panel Main Menu Blank Display Default Meter Display IA IB IC V V Front Panel Timeout Expires ESC Press these keys to move within the list Press this key to select an underlined menu item Default Meter Display Main Menu Start Motor Emergency Restart Stop Motor Reset Trip Targets Set Relay Meter Values History Data Motor Statistics Status of Relay...

Page 129: ...lect underlined option Start Motor Start the motor Yes No Main Menu Item Start Motor Function ESC ENTER ENTER To move betweenYes and No Yes Initiates action No Returns to Main Menu To select underlined option Emergency Restart Clear Thermal Memory Restart Yes No Main Menu Item Emergency Restart Function ESC ENTER ENTER To move betweenYes and No Yes Initiates action No Returns to Main Menu To selec...

Page 130: ...enYes and No Yes Initiates action No Returns to Main Menu To select underlined option Reset Trip Targets Reset Trip Output Targets Yes No Main Menu Item Reset Trip Targets Function ESC ENTER ENTER Press these keys to move within the list Press this key to select an underlined menu item Main Menu Item Set Relay Menu Relay Elements SER Front Port Rear Port Date Time Password Set Relay ESC ENTER ENTE...

Page 131: ...l 2 Access to edit settings Relay Elements Press these keys to move within the list Press this key to select a setting category Set Relay Menu Item Relay Elements Setting Categories Press ENTER to select and edit a displayed setting You must be in Access Level 2 to edit a setting The relay will request the Level 2 password if you have not entered it during this session or if input IN4 is not asser...

Page 132: ...he list Press this key to select a setting category Set Relay Menu Item SER Setting Categories You must be in Access Level 2 to edit a setting The relay will request the Level 2 password if you have not entered it during this session or if input IN4 is not asserted TRIGGER CONDITIONS ENTER RELAY WORD BIT ALIAS Press ENTER to select and edit a displayed setting ESC ENTER ENTER ...

Page 133: ...ss these keys to move within the list Press this key to select a setting category Set Relay Menu Item Front Serial Port Settings SPEED 2400 Press ENTER to select and edit a displayed setting You must be in Access Level 2 to edit a setting The relay will request the Level 2 password if you have not entered it during this session or if input IN4 is not asserted ESC ENTER ENTER ...

Page 134: ...tting Set Relay Menu Item Rear Serial Port Settings PROTO ASCII Press ENTER to select and edit a displayed setting You must be in Access Level 2 to edit a setting The relay will request the Level 2 password if you have not entered it during this session or if input IN4 is not asserted ESC ENTER ENTER To move between Yes and No Yes Initiates action No Returns to Set Relay Menu To select underlined ...

Page 135: ...Remember that the relay password is case sensitive To disable Access Level 2 password protection set Password DISABLE To move betweenYes and No Yes Initiates action No Returns to Set Relay Menu To select underlined option Time Time 06 31 02 Edit Yes No Set Relay Menu Item Time Function ESC ENTER ENTER To move betweenYes and No Yes Initiates action No Returns to Set Relay Menu To select underlined ...

Page 136: ...ove through using the up and down arrow buttons When you select a reset function such as Reset Demand Peaks in Figure 5 23 the relay displays a confirmation message If you select yes the relay resets the indicated meter values Figure 5 22 Meter Values Display Functions Press these keys to move within the list Press this key to select an underlined menu item Main Menu Item MeterValues Menu Instanta...

Page 137: ...select underlined option Reset Demand Peaks Reset Demand Peaks Yes No MeterValues Menu Item Reset Demand Peaks Function ESC ENTER ENTER History Data Display History Clear History Main Menu Item History Data Menu Press these keys to move within the list Press this key to select an underlined menu item ESC ENTER ENTER Trip Type 1 kVA 452 6 PF 0 85 LAG Move among data for this event Display History 1...

Page 138: ...rlined option Clear History Clear History Data Yes No History Data Menu Item Clear History Function ESC ENTER ENTER Press these keys to move within the list Press this key to view the data for an underlined item Main Menu Item Motor Use Data Avg Peak Data Trips Alarms Data Reset Statistics Motor Statistics Motor Statistics Menu ESC ENTER ENTER Press these keys to move within the list Motor Statist...

Page 139: ... Function Press these keys to move within the list Motor Statistics Menu Item Starting Time sec A P Avg Peak Data Start Current A A P Min Start Volts V A P Learned Starting Therm Cap 75 Average and Peak Data Display ESC ENTER Press these keys to move within the list Motor Statistics Menu Item Thermal A T Trips Alarms Data Locked Rotor A T Load Loss A T Last Reset Trip and Alarm Data Display ESC EN...

Page 140: ...Yes and No Yes Clears Motor Statistics No Returns to Motor Statistics Menu To select underlined option Reset Statistics Reset motor statistics Yes No Motor Statistics Menu Item Reset Statistics Function ESC ENTER ENTER Press these keys to move within the list of self test results Main Menu Item Status OK FID SEL 701 R100 V0 Status of Relay Offset IA OK Offset IB OK TC_START OK Status of Relay Func...

Page 141: ...View RelayWord Function ESC ENTER Press these keys to move within the list of output contacts Main Menu Item Pulse Output Contact TRIP Pulse Out Contact OUT1 OUT2 OUT3 ALARM Press this key to select the output contact to pulse Pulse Output Contact Function ESC ENTER ENTER To move betweenYes and No Yes Initiates action No Returns to Pulse Output Contact Menu To select underlined option Pulse Output...

Page 142: ...t Thermal Model Reset Thermal Model Yes No Main Menu Item ResetThermal Model Function ESC ENTER ENTER Reset Learned Param Reset Cooling Time Rst Start Therm Cap Press these keys to move within the list Press this key to select an underlined menu item Main Menu Item Reset Learned Param Menu ESC ENTER ENTER To move betweenYes and No Yes Resets Learned CoolingTime No Returns to Reset Learned Param Me...

Page 143: ... Param Reset Start Therm Cap Function To move betweenYes and No Yes Resets Learned StartThermal Cap No Returns to Reset Learned Param Menu To select underlined option Rst Start Therm Cap Reset Learned Start Thermal Cap Yes No Reset Learned Param Menu Item Reset Learned Starting Thermal Capacity Function ESC ENTER ENTER ...

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Page 145: ...ial port interface provides an efficient way to transfer relay settings using the SEL 701PC software The serial port also provides the only way to retrieve some of the extensive data that the relay stores Use a PC connected to the relay front panel serial port to download the following information Load Profile data Motor Start reports Motor Start Trend reports 15 Cycle Event Reports for fault and ...

Page 146: ...mputers the connector for the EIA 232 serial port is a 9 pin D sub connector You can purchase the cable to connect the computer port to the relay port from SEL part number C234A you can use a null modem cable or you can build your own cable using the pinouts shown in Figure 6 1 on page 6 3 You can use a variety of terminal emulation programs on your personal computer to communicate with the SEL 70...

Page 147: ...es not use the DTR and DSR signals If your communication device requires these signals please use a cable wired as shown in Figure 6 1 For best performance SEL Cable C234A should not be more than 50 feet 15 meters long For communications up to 500 meters and for electrical isolation of communications ports use the SEL 2800 family of fiber optic transceivers Contact SEL for more details on these de...

Page 148: ...in Functions and Definitions for SEL 701 Relay EIA 232 Serial Ports Table 6 1 Pin Functions and Definitions for SEL 701 Relay EIA 232 Serial Ports Pin Pin Function Definition 1 4 6 N C No Connection 2 RXD RX Receive Data 3 TXD TX Transmit Data 5 9 GND Ground SHLD Shield Ground 7 RTS Request to Send 8 CTS Clear to Send ...

Page 149: ...ctly with the relay you must configure the terminal emulation software connection properties to match the relay serial port configuration Configure your terminal emulation software to match the default settings shown in Table 6 2 For the best display use VT 100 terminal emulation If VT 100 is not available WYSE 100 and ANSI terminal emulations also work Table 6 2 SEL 701 Relay Serial Communication...

Page 150: ...N and XOFF characters When the relay receives XOFF during transmission it pauses until it receives an XON character If there is no message in progress when the relay receives XOFF it blocks transmission of any message presented to its buffer Messages will be accepted after the relay receives XON You can send control characters from most keyboards using the keystrokes listed in Table 6 3 Table 6 3 ...

Page 151: ... a settable inactivity period When the relay is in Access Level 1 the relay sends the following prompt when you press ENTER or after a command response is finished The Access Level 1 commands primarily allow the user to look at information such as settings and metering but not to change it AccessLevel2 The Access Level 2 commands primarily allow the user to change relay settings reset data buffers...

Page 152: ...0 1 2ACCESS Go to Access Level 2 6 11 2 ACCESS Go to Access Level 1 6 11 2 PASSWORD View change password 6 20 2 QUIT Go to Access Level 1 6 21 Relay Self Test Status Commands 1 STATUS Display relay self test status 6 26 2 STATUS R Clear self test status and restart relay 6 27 Relay Clock Calendar Commands 1 DATE View change date 6 12 1 TIME View change time 6 30 Meter Data Commands 1 METER Display...

Page 153: ...ement status 6 27 1 TARGET R Reset target LEDs 6 30 1 TRIGGER Trigger an event report 6 31 Motor Data Commands 1 LDP Display load profile data 6 14 1 LDP D Display load profile buffer size 6 15 2 LDP R Reset load profile data 6 15 1 MOTOR Display motor statistics 6 18 2 MOTOR R Reset motor statistics 6 19 1 MSR Display motor start reports 6 19 1 MSR F Display the format of a motor start report 6 1...

Page 154: ...or change the date EVENT n 1 or 2 View full length event report n 1 14 HISTORY 1 or 2 View the event summary reports HISTORY R 2 Reset the event buffer LDP 1 or 2 View load profile data LDP D 1 or 2 View load profile buffer size days remaining LDP R 2 Reset load profile data METER 1 or 2 View reset relay measured quantities MOTOR 1 or 2 View the motor operating statistics MOTOR R 2 Reset the motor...

Page 155: ...password guesses access is denied and the ALARM contact closes for one second Figure 6 4 shows an example 2AC command execution 2AC Password 701 SEL 701 Date 08 27 1999 Time 11 01 59 467 MOTOR RELAY Level 2 Figure 6 4 2AC Command Example ANALOG Level2 Use the ANALOG p t command to test the relay analog current output When you use the ANALOG command the relay ends normal analog current output and s...

Page 156: ...ple shows the steps necessary to pulse Remote Bit 4 RB4 CON 4 ENTER CONTROL RB4 PRB 4 ENTER You must enter the same remote bit number in both steps in the command If the bit numbers do not match the relay responds Invalid Command See Remote Control Switches on page B 30 in Appendix B SELogic Control Equations Relay Logic for more information DATE Level1 or2 DATE displays the date stored by the int...

Page 157: ...displays up to 14 of the most recent event summaries in reverse chronological order If n is a number 1 14 the relay displays the n most recent event summaries The relay saves up to fourteen 15 cycle event reports For more details on the information included in the relay event summaries see Section 9 Event Analysis Figure 6 7 shows an example HISTORY command response Table 6 6 Event Commands Event ...

Page 158: ...atile memory LDP Level1or2 Use the LDP Load Profile command to view information stored by the relay Load Profile function described in detail in Section 8 Metering Monitoring Each load profile entry is stored with a record number a date and a time You can access load profile data by record number or by date The most recent record is always record number 1 The various LDP command options are listed...

Page 159: ... until the oldest data is lost LDPR Level2 LDP R removes the load profile data from nonvolatile memory METER Level1 or2 The METER commands provide access to the relay metering data To make the extensive amount of meter information manageable the relay divides the displayed information into five groups Instantaneous Demand Energy Maximum Minimum and Thermal InstantaneousMetering METERk The METER k ...

Page 160: ... 8 METER Command Example DemandMetering METERD The METER D command displays the demand and peak demand current values If the relay is equipped with voltage inputs power demand and peak power demand quantities are also included METER D SEL 701 Date 08 01 1999 Time 15 59 26 490 MOTOR RELAY IA IB IC IN IG 3I2 DEMAND 38 7 38 6 38 6 0 0 0 7 0 5 PEAK 40 5 41 3 41 8 0 1 2 4 2 1 kW3P kVAR3P IN kVAR3P OUT ...

Page 161: ...5 33 17 710 200 07 20 1999 13 45 42 984 VCA V 464 07 20 1999 13 28 21 973 86 07 20 1999 13 45 43 971 VG V RESET RESET kW3P 159 7 07 20 1999 14 00 36 755 0 0 07 02 1999 18 26 44 964 kVAR3P 15 7 07 02 1999 18 29 34 063 0 0 07 02 1999 18 29 48 921 kVA3P 159 6 07 20 1999 14 35 26 772 2 3 07 02 1999 18 28 48 928 1 WDG F 161 07 20 1999 14 32 18 416 118 07 14 1999 04 44 36 676 2 WDG F 158 07 20 1999 14 3...

Page 162: ... Thermal Capacity 47 1 RTD Thermal Capacity 43 Calculated Time to Thermal Trip seconds 9999 Minutes Since Last Start 0 Starts This Hour 0 Figure 6 12 METER T Command Example METERRD Level1 or2 Reset the accumulated demand values using the MET RD command METERRE Level1or2 Reset the measured energy values using the MET RE command METERRM Level1 or2 Reset the maximum minimum meter values using the ME...

Page 163: ...rts The relay records a 3600 cycle report each time the motor starts The general command format is listed in Table 6 9 Table 6 9 MSR General Command Format See Section 8 Metering Monitoring for information on the contents of motor start reports MST Level1or 2 Use the MST Motor Start Trend command to review the motor start trend data The relay records the number of starts and average information fo...

Page 164: ...Valid characters consist of A Z a z 0 9 and Upper and lower case letters are treated as different characters Examples of valid distinct passwords include OTTER otter Ot3456 TAIL 123456 12345 12345 To disable password protection for Access Level 2 set the password to DISABLE PULSE Level2 The PULSE command allows you to pulse any of the output contacts for a specified length of time The command form...

Page 165: ...tops to learn the parameter Only use this command when the relay is initially installed after a motor rewind or after overhaul of the load equipment RLP Reset the Learned Cooling Time Y N Y Learned Cooling Time Reset Reset the Learned Starting Thermal Capacity Y N Y Learned Starting Thermal Capacity Reset Figure 6 14 RLP Command Example SER Level1or2 Use the SER Sequential Events Record command to...

Page 166: ...able 6 12 Serial Port SET Commands When you issue the SET command the relay presents a list of settings one at a time Enter a new setting or press ENTER to accept the existing setting Editing keystrokes are shown in Table 6 13 Table 6 11 SER Command Options Serial Port Command Description SER Display all available SER records SER n Display the n most recent SER records starting with record n SER n...

Page 167: ...n in Table 6 14 Table 6 14 SET Command Format Table 6 13 SET Command Editing Keystrokes Press Key s Results ENTER Retains setting and moves to the next setting ENTER Returns to previous setting ENTER Returns to previous setting category ENTER Moves to next setting category END ENTER Exits editing session then prompts you to save the settings CTRL X Aborts editing session without saving changes Tab...

Page 168: ... the commands to specify the first setting to display e g SHO 50P1P displays the relay settings starting with setting 50P1P The default is the first setting The SHOW commands display only the enabled settings To display all settings including disabled hidden settings append an A to the SHOW command e g SHOW A Table 6 15 SHOW Command Options Command Description SHOW Show relay settings SHO P n Show...

Page 169: ...8LOC BRG RTD9LOC BRG RTD10LOC BRG RTD11LOC AMB RTD1TY PT100 RTD2TY PT100 RTD3TY PT100 RTD4TY PT100 RTD5TY PT100 RTD6TY PT100 RTD7TY NI120 RTD8TY NI120 RTD9TY NI100 RTD10TY NI100 RTD11TY PT100 TRTMP1 280 ALTMP1 250 TRTMP2 280 ALTMP2 250 TRTMP3 280 ALTMP3 250 TRTMP4 280 ALTMP4 250 TRTMP5 280 ALTMP5 250 TRTMP6 280 ALTMP6 250 TRTMP7 OFF ALTMP7 199 TRTMP8 OFF ALTMP8 199 TRTMP9 OFF ALTMP9 199 TRTMP10 OF...

Page 170: ...est thresholds and corrective actions Table 6 16 STATUS Command Options STA Command Row Column Definitions FID Firmware identifier string CID Firmware checksum identifier Offset Measures the dc offset voltages for the current and voltage channels 5V_PS Tests the power supply voltage outputs 5V_PS 15V_PS 28V_PS TEMP Tests the internal relay temperature RAM ROM CR_RAM critical RAM and EEPROM Tests t...

Page 171: ...ll diagnostics are rerun before the relay is enabled STOP Level2 The STOP command causes the relay to trip opening the motor contactor or circuit breaker and stopping the motor The command also triggers an event report STR Level2 The STR Start command initiates a motor start using the relay s internal logic The factory default logic configures output contact OUT3 to close to start the motor Refer ...

Page 172: ... Descriptions TAR n k Shows Relay Word row number n 0 11 k is an optional parameter to specify the number of times 1 32767 to repeat the Relay Word row display If k is not specified the Relay Word row is displayed once See Table 6 18 for definition of Row 0 See Table 6 19 for a list of the Relay Word bits in each row n 1 10 TAR name k Shows Relay Word row containing Relay Word bit name e g TAR 50P...

Page 173: ...vercurrent Unbalance Load Loss Voltage Frequency When LED is Dark TAR 0 Displays ENABLE 0 MOTRUN 0 THERM_OL 0 OVERCURR 0 UNBAL 0 LOADLOSS 0 VOLTAGE 0 FREQ 0 When LED is Flashing TAR 0 Displays MOTSTART 1 THERM_AL 1 UNBAL_AL 1 LOSS_AL 1 VOLT_AL 1 When LED is On TAR 0 Displays ENABLE 1 MOTRUN 1 THERM_OL 1 OVERCURR 1 UNBAL 1 LOADLOSS 1 VOLTAGE 1 FREQ 1 a See Section 9 Event Analysis for additional in...

Page 174: ... press ENTER Separate the hours minutes and seconds with colons semicolons spaces commas or slashes TIME 16 02 21 Figure 6 18 TIME Command Example Table 6 19 SEL 701 Relay Word Corresponding TAR Command a TAR Relay Word Bits 1 STARTING RUNNING STOPPED JAMTRIP LOSSALRM LOSSTRIP 46UBA 46UBT 2 49A 49T THERMLO NOSLO TBSLO ABSLO 3 50P1T 50P2T 50N1T 50N2T 50QT 50S 50G1T 50G2T 4 47T TRGTR START 52A SPDST...

Page 175: ... ASCII Serial Port Operation Command Explanations 6 31 TRIGGER Level1or2 Use the TRIGGER command to generate an event report See Section 9 Event Analysis for more information on event reports TRIGGER Triggered Figure 6 19 TRIGGER Command Example ...

Page 176: ...c Messages Table 6 20 Serial Port Automatic Messages Condition Description Power Up The relay sends a message containing the present date and time relay and terminal identifiers and the Access Level 1 prompt when the relay is turned on Event Trigger The relay sends an event summary each time an event report is triggered See Section 9 Event Analysis Self Test Warning or Failure The relay sends a st...

Page 177: ...eceive a relay that operates correctly and accurately Commissioning tests should verify that the relay is properly connected to the power system and all auxiliary equipment Verify control signal inputs and outputs Use an ac connection check to verify that the relay current and voltage inputs are of the proper magnitude and phase rotation Brief functional tests ensure that the relay settings are co...

Page 178: ...les and filled out with settings appropriate to your application and protection cabinet design AC and dc elementary schematics and wiring diagrams for this relay installation Continuity tester Protective relay ac test source Minimum Single phase voltage plus single phase current with ability to control phase angle between signals Preferred Two or three phase voltage plus three phase current with a...

Page 179: ...an use it to develop store and transfer settings to the SEL 701 Relay See Section 3 SEL 701PC Software for more details on the SEL 701PC software Step 8 If you are using an SEL 2600 RTD Module connect the fiber optic cable to the module fiber optic output At the relay end of the fiber you should be able to see a red light that indicates the module is sending data Plug the relay end of the fiber in...

Page 180: ...IN input if used Use the front panel or serial port METER function to verify that the relay is measuring current magnitude and phase angle correctly taking into account the relay CTRN setting and the fact that the quantities are displayed in primary units Figure 7 1 Three Phase AC Connection Test Signals 120 120 VC VB VA PHROT ABC 120 120 PHROT ACB VB VC VA When setting PHROT ABC set angle Va set ...

Page 181: ...regarding the PULSE command Step 12 Perform any desired protection element tests using the individual element test procedures found in Selected Functional Tests on page 7 8 Only perform enough tests to prove that the relay operates as intended exhaustive element performance characterizations are not necessary for commissioning Step 13 Connect the relay for tripping duty Verify that any settings ch...

Page 182: ...appropriate phase relationship to their phase voltages The positive sequence current magnitude I1 should be nearly equal to IA IB and IC The negative sequence current magnitude I2 and residual current magnitude should both be nearly zero NOTE If the relay reports I1 near zero and I2 nearly equal to IA IB and IC there is a phase rotation problem Verify the relay ac current connections and the phase...

Page 183: ...r phase rotation The negative sequence voltage magnitude V2 and zero sequence voltage magnitude 3V0 if shown should both be nearly zero NOTE If the relay reports V1 near zero and V2 nearly equal to VAB 1 74 there is a phase rotation problem Verify the relay ac voltage connections and the phase rotation setting PHROT A nonzero 3V0 meter value if shown typically indicates a single phase voltage conn...

Page 184: ...est Connections connect currents only Currents plus single phase voltage connected phase to phase See Figure 7 4 Two Voltage Source and Three Current Source Test Connections connect currents and A B voltage only Include B N jumper connection Currents plus single phase voltage connected phase to neutral See Figure 7 3 Three Voltage Source and Three Current Source Test Connections connect currents a...

Page 185: ... Source Test Connections NOTE Relays equipped with ac voltage inputs Models 0701001X and 0701011X must be properly grounded for accurate voltage measurement VA IA VB IB VC IC Three Voltage and Three Current Sources E01 IA E02 E04 E05 E07 E10 E11 D06 D07 D08 D09 IB IC IN VA VB VC N Relay Phase Current 5A and Voltage Inputs DELTA_Y Y E08 D10 ...

Page 186: ...Source Test Connections NOTE Relays equipped with ac voltage inputs Models 0701001X and 0701011X must be properly grounded for accurate voltage measurement VAB IA VCB IB V IC Two Voltage and Three Current Sources E01 IA E02 E04 E05 E07 E10 E11 D06 D07 D08 D09 IB IC IN VA VB VC N Relay Phase Current 5A and Voltage Inputs DELTA_Y D E08 D10 ...

Page 187: ...e 7 1 on page 7 4 for the correct phase angles that depend on the PHROT setting Step 4 Turn on the current sources and increase the current applied to the relay Use the front panel Meter Values Instantaneous Meter function to view the relay phase current measurements For the applied current values shown in Table 7 3 the relay should display phase current magnitudes equal to the applied current mag...

Page 188: ...tral current measurement For the applied current values shown in Table 7 4 the relay should display neutral current magnitudes equal to the applied current magnitude times the CTRN setting Table 7 4 Neutral Current Measuring Accuracy CurrentUnbalanceElementAccuracy Step 1 Connect the current sources to the IA IB and IC current inputs 5 A or 1 A as indicated by the ITAP setting Step 2 Using the fro...

Page 189: ...hown Table 7 5 Current Unbalance Measuring Accuracy MotorThermalElementAccuracy NOTE This test outlines steps to verify performance of any of the GENERIC thermal curves When using the RATING or USER thermal element setting methods the steps are similar but the expected operating times will be different depending on the settings you use Step 1 Connect the current sources to the IA IB and IC current...

Page 190: ...the current sources together Refer back to Table 7 6 to determine the expected element operating time For instance when the setting CURVE is equal to 4 the thermal element should trip in 4 10 40 seconds when applied three phase current equals three times the motor full load current setting FLA Use the front panel Meter Values Thermal RTD Data function to view the estimated Time to Thermal Trip dur...

Page 191: ...tion or serial port SHOW command to view the input RTD Type setting for each RTD input Connect a variable resistance to each RTD input in turn The temperatures given in Table 7 8 through Table 7 15 are based on the RTD type and the value of the resistance Referring to these tables change the resistance applied to each input until the appropriate temperature is displayed Step 2 Use the front panel ...

Page 192: ...stance Value ohms Expected Temperature Reading C Expected Temperature Reading F 1 2 3 4 5 6 80 31 50 58 100 00 0 32 119 39 50 122 138 50 100 212 157 32 150 302 175 84 200 392 190 45 240 464 Table 7 9 100 Ohm Platinum RTD Type RTDs 7 12 RTD Temperatures Resistance Value ohms Expected Temperature Reading C Expected Temperature Reading F 7 8 9 10 11 12 80 31 50 58 100 00 0 32 119 39 50 122 138 50 100...

Page 193: ...tance Value ohms Expected Temperature Reading C Expected Temperature Reading F 1 2 3 4 5 6 86 17 50 58 120 00 0 32 157 74 50 122 200 64 100 212 248 95 150 302 303 64 200 392 353 14 240 464 Table 7 11 120 Ohm Nickel RTD Type RTDs 7 12 RTD Temperatures Resistance Value ohms Expected Temperature Reading C Expected Temperature Reading F 7 8 9 10 11 12 86 17 50 58 120 00 0 32 157 74 50 122 200 64 100 2...

Page 194: ...tance Value ohms Expected Temperature Reading C Expected Temperature Reading F 1 2 3 4 5 6 71 81 50 58 100 00 0 32 131 45 50 122 167 20 100 212 207 45 150 302 252 88 200 392 294 28 240 464 Table 7 13 100 Ohm Nickel RTD Type RTDs 7 12 RTD Temperatures Resistance Value ohms Expected Temperature Reading C Expected Temperature Reading F 7 8 9 10 11 12 71 81 50 58 100 00 0 32 131 45 50 122 167 20 100 2...

Page 195: ...ces to the VA VB and VC inputs in wye configuration Refer to Figure 7 3 on page 7 9 Table 7 14 10 Ohm Copper RTD Type RTDs 1 6 RTD Temperatures Resistance Value ohms Expected Temperature Reading C Expected Temperature Reading F 1 2 3 4 5 6 7 10 50 58 9 04 0 32 10 97 50 122 12 90 100 212 14 83 150 302 16 78 200 392 18 34 240 464 Table 7 15 10 Ohm Copper RTD Type RTDs 7 12 RTD Temperatures Resistanc...

Page 196: ...iguration Refer to Figure 7 4 on page 7 10 Step 2 Using the front panel Set Relay Relay Elements General Data function or serial port SHOW command note the CTR PTR and PHROT settings Step 3 Referring to Figure 7 4 on page 7 10 set the current and voltage source magnitudes The phase angles you should apply depend on the PHROT setting Use the front panel Meter Values Instantaneous Meter function to ...

Page 197: ...ied Currents and Voltages Real Power kW Reactive Power kVar Power Factor pf PHROT ABC Ia 2 5 A 26 Ib 2 5 A 146 Ic 2 5 A 94 Vab 120 V 30 Vcb 120 V 90 Expected P 0 4677 CTR PTR Measured Expected Q 0 2286 CTR PTR Measured Expected pf 0 90 lag Measured PHROT ACB Ia 2 5 A 26 Ib 2 5 A 94 Ic 2 5 A 146 Vab 120 V 30 Vcb 120 V 90 Expected P 0 4677 CTR PTR Measured Expected Q 0 2286 CTR PTR Measured Expected...

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Page 199: ...ad monitoring and trending are possible using the Load Profile function The relay automatically configures itself to save available meter values every 15 minutes for 34 or 48 days For preventive maintenance purposes the SEL 701 Relay provides a motor operating statistics report available using the front panel or serial port Also helpful in preventive maintenance tasks the SEL 701 Relay calculates ...

Page 200: ...ed phase angle is associated with the fundamental frequency magnitude referenced to Vab or Ia at 0 degrees RMS quantities do not have a defined phase angle Reactive and apparent powers kVAR and kVA are not defined for RMS measurement Table 8 1 Measured Values Relay Option Meter Values All Models Ia Ib Ic In Fundamental Magnitudes and Phase Angles RMS Values Ig Residual Current Fundamental Magnitud...

Page 201: ... also records the peak values of each demand quantity Max MinMetering Table 8 3 Max Min Recorded Values Table 8 2 Demand Meter Values Relay Option Demand Meter Values All Models Ia Ib Ic In Fundamental Demand Magnitudes Ig Residual Current Fundamental Demand Magnitude Negative Sequence Current 3I2 Fundamental Demand Magnitude With Voltage Inputs Relay Models 0701001 and 0701011 kW kVAR kVA Fundame...

Page 202: ...RTDs are connected and the connected RTD has not failed open or short ThermalMetering Table 8 4 Thermal Meter Values The thermal metering function reports the present values of the RTD input temperatures and several quantities related to the motor thermal protection function The thermal meter function also reports the state of connected RTDs if any have failed Failure messages are shown in Table 8...

Page 203: ...gy consumed by the motor Table 8 5 RTD Input Status Messages Message Status Open RTD leads open Short RTD leads shorted Comm Fail Fiber optic communications to SEL 2600 RTD Module have failed Stat Fail SEL 2600 RTD Module self test status failure Table 8 6 Energy Meter Values Relay Option Energy Values Without Voltage Inputs Relay Models 0701000 and 0701010 None With Voltage Inputs Relay Models 07...

Page 204: ...vention are described by Figure 8 1 Figure 8 1 Power Measurement Conventions In the SEL 701 Relay reported positive real power and energy are always into the motor Power Plane S2 VI2 Q Q P P S1 VI2 S4 VI4 S3 VI3 I2 Phasor Diagram Positive Phase Rotation I1 I3 I4 I leads V W VAR PF LAG 90 90 I lags V W VAR PF LEAD 0 180 I leads V W VAR PF LEAD I lags V W VAR PF LAG Bus Voltage V M SEL 701 Relay Sou...

Page 205: ...ile data using the serial port LDP command described in Section 6 ASCII Serial Port Operation Load profile data retained depends on the relay options you select Table 8 7 lists the load profile data retained for each relay option Table 8 7 Load Profile Values Figure 8 2 shows an example LDP serial port command response Table 8 7 Load Profile Values Relay Option Load Profile Values All Models Ia Ib...

Page 206: ...n Thermal Capacity Current Unbalance Frequ ency Winding RTD Bearing RTD Ambient RTD Vab Vbc Vca kW kVAR kVA 3 08 26 1999 16 00 00 190 192 191 0 69 0 60 0 150 112 78 458 460 457 156 44 162 2 08 26 1999 16 15 00 192 194 190 0 70 0 60 0 151 112 79 460 464 460 156 44 161 1 08 26 1999 16 30 00 190 190 192 0 69 0 60 0 150 111 78 458 462 463 156 44 162 Figure 8 2 LDP Command Response ...

Page 207: ...ivides the running time by the total time to indicate a percent time running These figures provide an indication of the amount of use that the motor is receiving The relay also records the total megawatt hours consumed by the motor and the total number of motor starts that have taken place Average PeakData To help you discern operational trends early the relay records the average and peak of a num...

Page 208: ... motor statistics report includes both of these learned parameters Alarmand TripCounters The relay records the number and type of element alarms and trips that occur for the protected motor The reported trip counter types are listed below If the relay does not include optional voltage or RTD inputs the motor statistics report does not include counter types for those elements Those items marked wit...

Page 209: ...ty 60 5 68 8 Rtd thermal capacity 45 3 54 2 Running current A 70 1 75 0 Running kW 54 9 58 4 Running kVARin 15 2 15 7 Running kVARout 0 9 1 3 Running kVA 56 8 57 9 Hottest winding RTD temp F 145 164 Hottest bearing RTD temp F 95 120 Ambient RTD temp F 79 98 Hottest other RTD temp F NA Learned Motor Parameters Stopped Cooling Time 486 Starting Thermal Capacity 62 Alarms Trips Thermal 0 2 Locked rot...

Page 210: ...Amps until the current magnitude falls below that level The Starting Thermal Capacity value is the thermal element capacity used at the end of the start expressed in percent of the trip value StartData The motor start data is taken every 5 cycles for 3600 cycles starting 5 cycles after the phase current magnitude exceeds 2 5 times Full Load Amps The relay stores the following data every 5 cycles M...

Page 211: ...e s 8 0 Starting Thermal Capacity 72 Maximum Starting Current A pri 3001 Minimum Starting Voltage V pri 4702 Cycle Ia A pri Ib A pri Ic A pri In A pri Vab V pri Vbc V pri Vca V pri Thermal Capacity 5 2999 2994 2990 0 4705 4706 4705 17 10 2999 2993 2990 0 4708 4710 4707 18 15 2999 2993 2989 0 4702 4706 4704 18 20 3000 2993 2989 0 4708 4710 4707 19 470 2884 2882 2880 0 4720 4718 4716 71 475 2878 288...

Page 212: ...ation Time Starting Thermal Capacity Maximum Starting Current Minimum Starting Voltage if voltages are present View the motor start trending data using the serial port MST command NOTE All the trend data collected each day are added to nonvolatile memory at midnight If relay power is removed the information collected between midnight and power removal is lost Figure 8 5 shows data from an example ...

Page 213: ...to help diagnose the cause of the relay operation and more quickly restore the protected motor to service Each tool listed below provides increasing detail regarding the causes of a relay operation Front panel target LEDs Front panel display trip messages Front panel history data menu Serial port text and oscillographic event reports Serial port sequential events recorder SER function ...

Page 214: ...oad jam trip speed switch trip or RTD temperature trip Overcurrent This LED remains on steadily after a trip due to a short circuit fault detected by a phase negative sequence residual or neutral overcurrent element Unbalance This LED flashes when the current unbalance alarm element picks up This LED remains on steadily after a trip while the current unbalance element is picked up or after a phase...

Page 215: ...s not acceptable for your application refer to Appendix B SELogic Control Equations Relay Logic for instructions on changing the factory default relay logic settings When you reset the LEDs using the front panel menu function the relay illuminates all the LEDs as a lamp test before clearing the targets MotorEnergizedLED The Motor Energized LED is dark flashes or remains on to indicate the stopped ...

Page 216: ...ribes the type of trip that occurred Trip messages include Thermal Trip Locked Rotor Trip Load Loss Trip Load Jam Trip Unbalance Trip Phase Fault Trip Ground Fault Trip Speed Switch Trip Undervoltage Trip Overvoltage Trip Underpower Trip Power Factor Trip Reactive Power Trip Phase Reversal Trip Underfrequency Trip Overfrequency Trip RTD Trip The relay clears the trip type message when you reset th...

Page 217: ... did not occur during the event Use the summary data to help discern the cause of relay trip operations before you review the full event report View the present collection of event summaries using the front panel History Data menu selection or the serial port HISTORY command Each event summary contains The type of event from the list of event type strings in Note 4 on page C 55 in Appendix C Modbu...

Page 218: ...se to a rising edge of the TRIP SELOGIC control equation but the trip type doesn t correspond to any of the trip messages in Front Panel Messages on page 9 4 TRIP will be the listed trip type Event Trigger Event Type TRIGGER Command TRIG PULSE Command PULSE RISING EDGE of ER SELOGIC control equation ER STOP Command STOP COMMAND ...

Page 219: ...current voltage protection element input and output data Event summary data described in History Data Event Summaries on page 9 5 Relay settings The following discussion covers these areas What causes the relay to save an event report How do I retrieve new event data What does the event data mean SEL 701PC software supports oscillographic event retrieval and analysis Refer to the SEL 701PC Help fu...

Page 220: ... Protocol EventReportDataColumnDefinitions The event report data is arranged in columns and rows Each column includes a single type of data such as A phase current samples or the state of two output contacts Each row displays the measurements and results of a single instant in time Event reports you view using the EVENT command contain four samples per power system cycle Raw event reports and the ...

Page 221: ...olumns Table 9 4 summarizes the event report current and voltage columns Table 9 4 Event Report Current and Voltage Columns Output Input Element Columns Table 9 5 summarizes the event report output input and relay element control columns Not all relays include all the element types Table 9 4 Event Report Current and Voltage Columns Column Heading Definition IA Current measured by channel IA primar...

Page 222: ... up 47 T Phase Reversal Trip 49 A Thermal Element Alarm picked up T Thermal Element Trip picked up 50 O C Q Negative Sequence Definite Time Overcurrent Element picked up and time delay expired 1 Level 1 Phase Definite Time Overcurrent Element picked up and time delay expired 2 Level 2 Phase Definite Time Overcurrent Element picked up and time delay expired b Both Level 1 and Level 2 Phase Overcurr...

Page 223: ...ceeded the trip temperature Amb RTD a The Ambient RTD has exceeded the alarm temperature A The Ambient RTD has exceeded the trip temperature Out T1 T TRIP contact output asserted 1 Contact output OUT1 asserted b Both TRIP and OUT1 asserted Out 23 2 Contact output OUT2 asserted 3 Contact output OUT3 asserted b Both OUT2 and OUT3 asserted Out A A Contact output ALARM asserted In 12 1 Contact input I...

Page 224: ... report To view the raw inputs to the relay use the unfiltered event report retrieved using the serial port command EVENT n R Use the unfiltered event reports to observe Power system harmonics on current and voltage channels Decaying dc offset during fault conditions on IA IB or IC Raw event reports display one extra cycle of data at the beginning of the report ResettingtheEventReportBuffer The HI...

Page 225: ...ALIAS15 IN5 EMERGNCY_RSTART PICKUP DROPOUT When input IN5 is asserted the SER report will show the date and time of EMERGNCY_RSTART PICKUP When input IN5 is deasserted the SER report will show the date and time of EMERGNCY_RSTART DROPOUT With this and other alias assignments the SER record is easier for the operator to review See Section 4 Settings Calculation for additional details regarding the ...

Page 226: ... the oldest row Row 47 at the end bottom of the report Reverse chronological progression through the report is down the page and in ascending row number SER 3 30 97 If you enter the SER command with one date following it the relay displays all the rows on that date if they exist The rows display with the oldest row at the beginning top of the report and the latest row at the end bottom of the repo...

Page 227: ...e Date Format setting DATE_F If setting DATE_F is equal to MDY you should enter the dates as in the above examples Month Day Year If setting DATE_F is equal to YMD you should enter the dates Year Month Day If the requested SER event report rows do not exist the relay responds No SER Data ResettingtheSERReportBuffer Reset the SER data with the serial port SER R command ...

Page 228: ...3 246 1 45 2 180 6 145 2 9 8 0 0 113 265 151 R A 1 256 0 63 8 125 4 66 8 0 0 237 21 218 R A 1 45 2 180 2 144 8 9 8 0 1 113 265 151 R A 1 256 4 63 8 125 6 67 0 0 0 236 21 218 R A 1 2 cycles of event data removed 4 46 4 180 6 144 4 10 2 0 1 114 265 150 R A 1 255 6 63 6 124 6 67 4 0 0 236 20 219 R A 1 46 8 180 8 144 2 10 2 0 1 114 265 150 R A 1 255 4 63 4 124 6 67 4 0 1 236 20 219 R T b 5 46 8 180 8 ...

Page 229: ...50 46UBT 15 46UBTD 5 00 E47T Y SPDSDLY OFF RTDOPT INT TMPREF F RTD1LOC WDG RTD2LOC WDG RTD3LOC WDG RTD4LOC WDG RTD5LOC WDG RTD6LOC WDG RTD7LOC BRG RTD8LOC BRG RTD9LOC BRG RTD10LOC BRG RTD11LOC AMB RTD1TY PT100 RTD2TY PT100 RTD3TY PT100 RTD4TY PT100 RTD5TY PT100 RTD6TY PT100 RTD7TY NI120 RTD8TY NI120 RTD9TY NI100 RTD10TY NI100 RTD11TY PT100 TRTMP1 280 ALTMP1 250 TRTMP2 280 ALTMP2 250 TRTMP3 280 ALT...

Page 230: ...fore the beginning of the event report in Figure 9 1 SEL 701 Date 07 07 1999 Time 14 50 04 744 MOTOR RELAY FID SEL 701 R100 V11Xxx Z000000 D199907071 CID 1905 DATE TIME ELEMENT STATE 13 06 07 1999 14 34 32 786 MOTOR_STOPPED ENDS 12 06 07 1999 14 34 32 786 MOTOR_STARTING BEGINS 11 06 07 1999 14 34 42 795 MOTOR_RUNNING BEGINS 10 06 07 1999 14 34 42 795 MOTOR_STARTING ENDS 9 06 07 1999 14 39 45 398 U...

Page 231: ...ement 46UBA aliased as UNBALNC_I_ALARM times out causing the relay to close output contact OUT1 programmed to indicate protection element alarms 9 8 7 6 The current unbalance trip element 46UBT aliased as UNBALNC_I_TRIP times out causing the relay to trip Since now both ouput contact OUT1 and TRIP are asserted the relay places a b in the T1 output column of the event report 5 4 3 Declining current...

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Page 233: ... some periodic relay verification If you need or wish to perform periodic relay verification we recommend the following checks RelayStatusVerification Use the front panel Status of Relay or serial port STATUS command to verify that the relay self tests have not detected any out of tolerance conditions MeterVerification Verify that the relay is measuring current signals and if included voltage sign...

Page 234: ...using the schedule shown in Table 10 1 Table 10 1 Data Capture Table 10 1 Data Capture Information Type Download Schedule Event Summaries HIS As needed to analyze relay trips Event Reports EVE As needed to analyze relay trips Sequential Events Recorder SER As needed to analyze relay operation Load Profile LDP Every 30 days clear the buffer when you download Motor Statistics MOT Every 3 6 months or...

Page 235: ...The ALARM output contact signals an alarm condition by going to its deenergized state The ALARM output b contact closes for an alarm condition the ALARM output a contact opens for an alarm condition or if the relay is deenergized The relay generates a STATUS report at the serial port for failures The relay displays failure messages on the relay display Use the serial port STATUS command or front p...

Page 236: ...tched 15V FAILURE 28 V PS Measures the 28 V power supply 24 00 V Yes Latched 28V FAILURE TEMP Measures the temperature at the A D voltage reference 50ºC 100ºC Yes Latched TEMPERATURE FAILURE RAM Performs a read write test on system RAM Yes Latched RAM FAILURE ROM Performs a checksum test on the relay program memory Checksum Yes Latched ROM FAILURE CR_RAM Performs a checksum test on the active copy...

Page 237: ...ess and interrupt Test fails on detec tion of an invalid instruction memory access or spurious interrupt Yes Latched VECTOR nn Clock Battery Measures the real time clock battery voltage Battery Voltage 2 50 V No Pulsed Real Time Clock Verifies the real time clock chip communication time keeping and memory functions No Pulsed Learned Cool Time Verifies the relay s ability to learn the motor cooling...

Page 238: ...ent or fuse is blown Verify input power and fuse continuity Self test failure Check to see if the ALARM b contact is closed Use the front panel Status of Relay function to view self test results Table 10 4 Cannot See Characters on Relay Front Panel Display Screen Possible Cause Solution Relay front panel has timed out Press the ESC pushbutton to activate display Relay is deenergized Verify input p...

Page 239: ...terminal setup and cable pinout Relay serial port has received an XOFF halting communications Type CTRL Q to send relay on XON and restart communications Rear panel serial port protocol set differently than expected If you select Modbus protocol the rear panel EIA 232 serial port is disabled Use the EIA 485 port to communicate with the relay using Modbus or use the front panel EIA 232 port to comm...

Page 240: ...older in slightly then turn counterclockwise After replacing the fuse insert the fuse holder into the hole and with a flat blade screwdriver turn clockwise to lock it in place Replacement Fuse Specifications T 2 A 250 V high breaking capacity The following manufacturers part numbers are suitable replacement fuses Contact SEL for replacement fuses if you have difficulty obtaining an equivalent repl...

Page 241: ...personnel must be properly grounded or equipment damage may result Step 1 Deenergize the relay Step 2 Remove two front panel retaining screws with a Phillips screwdriver from the relay front panel Carefully remove the relay front panel from the relay chassis CAUTION Removal of enclosure panels exposes circuitry which may cause electrical shock which can rersult in injury or death Step 3 The relay ...

Page 242: ...ftware In particular you must be able to modify your serial communications parameters baud rate data bits parity etc select transfer protocol XMODEM CRC and transfer files e g send and receive binary files Step 1 If the relay is in service open its motor control circuits Step 2 Connect the personal computer to the front panel serial port and enter Access Level 2 Step 3 If your SEL 701 Relay contai...

Page 243: ...pe Y to erase the existing firmware or just ENTER to abort Step 10 The relay then prompts you to press a key and begin the transfer Press a key e g ENTER Step 11 Start the file transfer by selecting the send file option in your communications software Use the XMODEM protocol and send the file that contains the new firmware e g 701R101 S19 The file transfer takes less than 10 minutes at 38400 baud ...

Page 244: ...ommand and verify that relay status is OK g Set the relay clock and calendar using the DATE and TIME commands h Set the Relay Port and SER settings using the SEL 5010 software or the following commands SET SET P F SET P R SET R i Set the relay passwords via the PAS command Step 13 Set your communications software settings baud rate number of data bits number of stop bits to agree with the port set...

Page 245: ...reciate your interest in SEL products and we are committed to making sure you are satisfied If you have any questions please contact us at Schweitzer Engineering Laboratories Inc 2350 NE Hopkins Court Pullman WA USA 99163 5603 Tel 509 332 1890 Fax 509 332 7990 www selinc com We guarantee prompt courteous and professional service We appreciate receiving any comments and suggestions about new produc...

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Page 247: ...ersion FID SEL 701 R105 Vx0xxx Z001000 D20001102 Voltage Option FID SEL 701 R105 Vx1xxx Z001000 D20001102 Added TARR SELOGIC control equation Increased range of FLA and LRA settings Increased number of display messages to six Nickel 100 RTD measurement now complies with DIN 43760 Increased motor starting criterion from 3 to 10 of FLA Base Version FID SEL 701 R104 Vx0xxx Z000000 D19991210 Voltage O...

Page 248: ...rsions Continued Firmware Part Revision No Description of Firmware Base Version FID SEL 701 R102 Vx0xxx Z000000 D19990730 Voltage Option FID SEL 701 R102 Vx1xxx Z000000 D19990730 Modified front panel password entry function Added MSR F command support Added Began on Date to MST command response Base Version FID SEL 701 R101 Vx0xxx Z000000 D19990719 Voltage Option FID SEL 701 R101 Vx1xxx Z000000 D1...

Page 249: ... SEL 701 Relay Specific topics include General Operation of the Relay Relay Word Bits SELOGIC Control Equations Front Panel Display Configuration Settings Nondedicated SELOGIC Control Equation Variables Latching Variables Stop Trip Logic Breaker Auxiliary Contact Input Start and Emergency Restart Logic ACCESS2 Input Logic TARR Input Logic Speed Switch Contact Input Event Triggering Output Contact ...

Page 250: ...e if any are asserted ElementProcessing Having acquired and filtered the ac signals the relay performs the enabled protection algorithms to determine if protection elements are picked up or dropped out RelayWord Each relay element is represented internally as a logic point called a Relay Word bit Each Relay Word bit exists in one of two states true or false picked up or dropped out The relay uses ...

Page 251: ...nals Acquire Contact Input State Process Enabled Element Algorithms Advance Timers Update Relay Word Process Relay Elements Evaluate Fixed Relay Logic Evaluate SEL OGIC Control Equation Variables Control Output Contacts Generate Front Panel Targets Messages Process Logic Perform Relay Self Tests Monitor RTD Temperatures Store Event Start Reports and SER Records Respond to Serial Port and Front Pan...

Page 252: ...le B 2 show a complete listing of Relay Word bits and their descriptions The Relay Word bit row numbers correspond to the row numbers used in the TAR command see TARGET Level 1 or 2 on page 6 27 in Section 6 ASCII Serial Port Operation Table B 1 SEL 701 Relay Word Bits Table B 1 SEL 701 Relay Word Bits Row Relay Word Bits 1 STARTING RUNNING STOPPED JAMTRIP LOSSALRM LOSSTRIP 46UBA 46UBT 2 49A 49T T...

Page 253: ...BA 46UBT Phase Current Unbalance Alarm 46UBA and Trip 46UBT Assert when the relay issues an alarm or trip in response to a current unbalance condition as defined by that function and its settings 49A 49T Thermal Alarm 49A and Trip 49T Assert when the relay issues a thermal element alarm or trip due to locked rotor starting or running overload conditions THERMLO NOSLO TBSLO ABSLO Motor Lockout Cond...

Page 254: ...iod from the beginning of a motor start if the function is enabled by relay settings SPEEDSW Speed Switch Input Asserts when the SELOGIC control equation SPEEDSW result is logical 1 Used to indicate that the motor speed switch contact is closed RTDBIAS RTD Bias Alarm When enabled asserts when the motor winding temperature rise is greater than 60 C over ambient and the RTD Thermal Capacity is more ...

Page 255: ...tpoints 27P1 27P2 Level 1 and Level 2 Phase Undervoltage Pickup 59P1 59P2 Level 1 and Level 2 Phase Overvoltage Pickup 59G Residual Overvoltage Element Pickup 6 81D1T 81D2T 81D3T Level 1 Level 2 and Level 3 Definite Time Over Underfrequency Element Trip Assert when the frequency has been either above or below the element setpoint for a definite time 37PA 37PT Underpower Alarm 37PA and Trip 37PT As...

Page 256: ...GIC control equation variables 1 through 4 9 SV1T SV2T SV3T SV4T SELOGIC control equation variable 1 through 4 with settable pickup and dropout time delay IN1 IN2 IN3 IN4 IN5 IN6 Contact inputs IN1 through IN6 IN7 Contact input IN7 Available only when using SEL 2600 RTD Module 10 Reserved for future use 11 TRIP OUT1 OUT2 OUT3 ALARM Contact outputs TRIP OUT1 OUT2 OUT3 and ALARM Reserved for future ...

Page 257: ...ControlEquationOperators Build SELOGIC control equation settings using logic similar to Boolean algebra logic by combining Relay Word bits together using one or more of the six SELOGIC control equation operators listed in Table B 3 These operators are processed in a SELOGIC control equation in the order shown in Table B 3 Table B 3 SELOGIC Control Equation Operators SELOGIC Control Equation AND Op...

Page 258: ...ing edge operator with individual Relay Word bits to cause a single processing cycle assertion when the Relay Word bit changes state from logical 1 to logical 0 The falling edge operator looks for Relay Word bit deassertion element going from logical 1 to logical 0 The falling edge operator in front of a Relay Word bit sees this logical 1 to logical 0 transition as a falling edge and asserts to lo...

Page 259: ...two results are ANDed together The example equation could be used to provide simple motor breaker failure protection SELOGIC Control Equation NOT Operator Use the NOT operator to invert a single Relay Word bit and also to invert the result of multiple elements combined within parentheses Set SELOGIC Control Equations Directly to Logical 1 or Logical 0 To define a condition always picked up or alwa...

Page 260: ...on The sum of SELOGIC control equation settings is limited to approximately 80 Relay Word bits that can be combined together using the operators listed in Table B 3 SELOGIC control equation settings that are set directly to 1 logical 1 or 0 logical 0 must be included in this sum of 80 Relay Word bits with each such setting counted as one Relay Word bit As the relay saves its settings it calculates...

Page 261: ...OTE If you change SELOGIC control equation settings then return the FACTLOG setting to Y the relay will clear your changes and resume using the factory settings shown below DISPLAY MESSAGE VARIABLES DM1 1 DM2 1 DM3 RTDFLT DM4 0 DM5 0 DM6 0 LOGIC VARIABLES Logic Variable 1 SV1 0 SV1 Pickup Time 0 00 3000 00 s SV1PU 0 00 SV1 Dropout Time 0 00 3000 00 s SV1DO 0 00 Logic Variable 2 SV2 0 SV2 Pickup Ti...

Page 262: ...6UBT 49T 50P1T 50P2T 50N1T 50N2T 50G1T 50G2T 50QT 47T SPDSTR WDGTRIP BRGTRIP AMBTRIP OTHTRIP 81D1T 81D2T 81D3T 27P1 LOSSTRIP 37PT 55T VART IN2 ULTRIP 0 52A IN1 STR 0 EMRSTR IN5 STOPPED SPEEDSW IN3 IN7 ACCESS2 IN4 TARR 20 0 ER LOSSALRM 46UBA 49A 81D1T 81D2T 81D3T 37PA 55A VARA OUT1 LOSSALRM 46UBA 49A 37PA 55A VARA OUT2 RTDBIAS WDGALRM BRGALRM AMBALRM OTHALRM RTDFLT OUT3 START ...

Page 263: ...of corresponding complementary text settings For example Message DM2_1 is displayed when the SELOGIC control equation DM2 logical 1 Message DM2_0 is displayed when the SELOGIC control equation DM2 logical 0 Make each text setting through the front panel or serial port using the SET command View text settings using the serial port command SHOW These text settings are displayed on the relay front pa...

Page 264: ...n setting by combining Relay Word bits and logical operators The SV1PU setting defines the SV1T Relay Word bit time delay pickup time SV1T asserts SV1PU seconds after the SV1 SELOGIC control equation result becomes a logical 1 The SV1DO setting defines the SV1T Relay Word bit time delay dropout time Once SV1T is asserted it remains asserted for SV1DO seconds after the SV1 SELOGIC control equation ...

Page 265: ...igure B 5 Latch Control Switches Drive Latch Bits LT1 through LT4 The output of the latch control switch in Figure B 5 is a Relay Word bit LTn n 1 4 called a latch bit The latch control switch logic in Figure B 5 repeats for each latch bit LT1 through LT4 Use these latch bits in SELOGIC control equations These latch control switches each have the following SELOGIC control equation settings SETn se...

Page 266: ...n nonvolatile memory so they can be retained during power loss The nonvolatile memory is rated for a finite number of writes for all cumulative latch bit state changes Exceeding the limit can result in an EEPROM self test failure An average of 150 cumulative latch bit state changes per day can be made for a 25 year relay service life The SELOGIC control equation settings SETn and RSTn for any give...

Page 267: ...nding on the Enable Trip Contact Fail Safe setting Refer to Figure B 6 Set the TRIP SELOGIC control equation to include an OR combination of all the enabled protection element Relay Word bits that you want to cause the relay to trip Use the factory default setting as a guideline UnlatchTrip Following a fault the trip signal is maintained until all of the following conditions are true Minimum Trip ...

Page 268: ...RFS TRIP TARGET RC STOP Command Modbus RC TRIP ULTRIP EMRSTR TARR STOPPED ABSLO TBSLO NOSLO THERMLO Enable TRIP Contact Fail Safe Setting TRIP TARGET Reset Command Serial Port STOP Command Modbus Reset Command TRIP SEL OGIC Control Equation Unlatch TRIP SEL OGIC Control Equation Emergency Restart Control Equation or Command Target Reset SEL OGIC Control Equation Motor Stopped Relay Word Bit Antiba...

Page 269: ...ntil 60 minutes after the oldest start The trip signal is maintained until a start is permitted Thermal Element Lockout The motor thermal element Thermal Capacity value is too high to permit a normal motor start without tripping The trip signal is maintained until the Thermal Capacity decreases to a level where a start can safely take place If any of the above protection functions is not enabled b...

Page 270: ...IC control equation setting 52A defines the relay input contact that is connected to a breaker auxiliary contact The factory default setting 52A IN1 allows you to connect a breaker 52B contact to input IN1 If you wish to connect a breaker 52A contact to the input set 52A IN1 The equation result is the 52A Relay Word bit You can use the result to create custom control functions such as breaker fail...

Page 271: ...esets the timer clearing the START Relay Word bit The Motor Start SELOGIC control equation allows you to define a logical condition that initiates a motor start EXAMPLE B 1 Initiating a Motor Start Using a Relay Contact Input You can use a relay contact input such as IN6 to initiate motor starting Set the SELOGIC control equation STR IN6 Connect the normally open pushbutton contact to relay termin...

Page 272: ...ives a Modbus Emergency Restart control command When the Emergency Restart Relay Word bit asserts the relay Resets the motor thermal element capacity used to 0 Manipulates the Starts Per Hour Minimum Time Between Starts and Antibackspin functions to permit an immediate start Deasserts the TRIP output contact if no fault detecting element is picked up Initiates a motor start through the logic shown...

Page 273: ...CESS2 SELOGIC control equation settings define conditions when Level 2 command access is permitted without Level 2 password entry The factory default setting allows Access Level 2 serial port and front panel command execution when input IN4 is asserted You may want to connect a keyswitch contact to the input so relay settings can be modified by persons having the correct key ...

Page 274: ...c TARR SELOGIC Control Equation Setting B 26 TARR SELOGIC Control Equation Setting The TARR SELOGIC control equation setting defines conditions for the reset of front panel targets The factory default setting is disabled You should assign a contact input to allow remote target reset ...

Page 275: ...tch SELOGIC control equation SPEEDSW defines the relay input contact that is connected to the motor speed switch The factory default setting allows you to connect the speed switch contact to input IN3 at the relay or input IN7 at the SEL 2600 RTD Module if installed The Speed Switch Trip logic described in Section 4 Settings Calculation uses the result of the SPEEDSW SELOGIC control equation ...

Page 276: ...etting ER sees a logical 0 to logical 1 transition it generates an event report if the relay is not already generating a report that encompasses the new transition The factory setting shown in Table B 3 on page B 9 includes a rising edge operator in front of each of the alarm elements This is used to trigger an event report at alarm inception Falling edge operators are used to generate an event re...

Page 277: ...uation settings and their respective fail safe settings directly control the contact outputs OUT1 OUT2 and OUT3 The SELOGIC control equation settings let you program individual contact outputs using single Relay Word bits for element testing purposes or to create more complex functions by combining Relay Word bits and SELOGIC control equation operators ...

Page 278: ...s in SELOGIC control equations Any given remote control switch can be put in one of three positions shown in Table B 4 Table B 4 Remote Control Switch RBn Logical 1 n 1 through 4 ON position maintained logical 1 position The switch representation in this figure is derived from the standard Graphics Symbols for Electrical and Electronics Diagrams IEEE Std 315 1975 CSA Z99 1975 ANSI Y32 2 1975 4 11 ...

Page 279: ...ther purposes Also you can use remote bits like a contact input in operating latch control switches Pulse momentarily operate the remote bits for this application RemoteBitStatesAreNotRetainedWhenPowerIsLost The states of the remote bits Relay Word bits RB1 RB4 are not retained if power to the relay is lost and then restored The remote control switches always come back in the OFF position correspo...

Page 280: ...r Element Logic Voltage Magnitude Calculation 27P1 27P1P VP 27P1 27P1P 27P2 VPP VCA or VC VBC or VB VAB or VA Relay Word Bits VP Minimum Phase Voltage Magnitude VPP Minimum Phase to Phase Voltage Magnitude 27P2 27P2P 27P2P When DELTA_Y Y Settings When DELTA_Y D 37PAP RUNNING Measured Real Power Relay Word Bit 37DLY 0 Settings 37PAD 0 37PA Relay Word Bits 37PTP 37PTD 0 37PT Switches close when 37DL...

Page 281: ... 100 46UBA 46UBT Relay Word Bits 46UBAD 0 Settings Max Dev 0 25 Enable 46UBTD 0 Inputs IA IB IC FLA 46UBA 46UBT Avg Iav Im 46UBAD 46 UBTD Phase Current Phase Current Phase Current Full Load Amps Setting Phase Current Unbalance Alarm Setting Phase Current Unbalance Trip Setting Average Average Phase Current Magnitude Magnitude of Current Having Max Deviation From Iav Phase Current Unbalance Alarm D...

Page 282: ...719 SELOGIC Control Equations Relay Logic Selected Relay Logic Diagrams B 34 Figure B 12 Phase Reversal Element Logic 0 5 V2 SINGLEV N Voltage Option Y DELTA _Y Y VA VB VC 35V VAB VBC 60V V1 0 03 ITAP 0 5 I2 I1 IA IB IC Relay Word Bit 47T 0 5 0 ...

Page 283: ...itude Calculations 50P1T 50P1P IP IG 50N1T 50N1P 50N2T IN IN IC IB IA Relay Word Bits Negative Sequence Current Calculation PHROT 3I2 IP Maximum Phase Current Magnitude IN Neutral Current Magnitude IG Residual Current Magnitude 3I2 Negative Sequence Current Magnitude Settings 50P1D 0 0 50P2T 50P2P 0 50N2P 0 50G1T 50G1P 50G2T 50G2P IG 0 0 50P2D 50N1D 50N2D 50G1D 50G2D ...

Page 284: ...LOGIC Control Equations Relay Logic Selected Relay Logic Diagrams B 36 Figure B 14 Power Factor Elements Logic 55A 55LDAP RUNNING Relay Word Bits 55LGAP 55DLY 55LDTP 55LGTP Measured Power Factor Relay Word Bit Settings 0 PF Leading 55AD 0 55T 55TD 0 ...

Page 285: ...59P1 59P1P VP 59P1 59P1P 59P2 VPP Relay Word Bits 59P2 59P2P 59P2P When DELTA_Y D VG is not calculated and phase to phase measurements are used Settings When DELTA_Y D 59G 59GP VG Voltage Magnitude Calculations VG VC VB VA VP Maximum Phase Voltage Magnitude VPP Maximum Phase to Phase Voltage Magnitude VG Residual Voltage Magnitude When DELTA_Y Y SINGLEV N ...

Page 286: ... Motor Protection Relay Date Code 20010719 SELOGIC Control Equations Relay Logic Selected Relay Logic Diagrams B 38 81DnP F NOM 81DnP FNOM 81DnT 81DnD 0 freq 81DnP SINGLEV Y Va 0 5 CYC Vb Vc 20V DELTA_Y Y ...

Page 287: ...quency Elements 1 3 Measured Frequency Frequency Pickup Setting Nominal Frequency Setting Single PT Enabled Delta PT Enabled Measured Phase Voltage Measured Phase Voltage Measured Phase Voltage Measured Phase to Phase Voltage Measured Phase to Phase Voltage Measured Phase to Phase Voltage Over Under Frequency Element Pickup Time Delay Definite Time Delayed Over Underfrequency Element Relay Word Bi...

Page 288: ...Load Jam Trip Delay Load Jam Trip LJTPU OFF STARTING RUNNING LLAPU OFF Rising Edge Detect Load Loss Trip Delay Timer Relay Word Bits LOSSTRIP LOSSALRM LLTPU FLA LLAPU FLA Load Loss Start Delay Timer Relay Word Bits 0 LLTDLY LLSDLY 0 I1 Load Loss Alarm Delay Timer LLADLY 0 I1 I1 STARTING RUNNING LOSSTRIP LOSSALRM Positive Sequence Current Motor is Starting Motor is Running Load Loss Trip Load Loss ...

Page 289: ...Delay Setting Load Loss Alarm Delay Setting Load LossTrip Pickup Setting Load Loss Alarm Pickup Setting STARTING RUNNING LOSSTRIP LOSSALRM P3 Motor is Starting Motor is Running Load Loss Trip Load Loss Alarm Three Phase Power STARTING RUNNING LLAPU OFF Rising Edge Detect Load Loss Trip Delay Timer Relay Word Bits LOSSTRIP LOSSALRM LLTPU LLAPU Load Loss Start Delay Timer Relay Word Bits 0 LLTDLY LL...

Page 290: ...d Switch Tripping Logic VARA PVARAP RUNNING Relay Word Bits VARAD NVARAP Q P P Q PVARTP PVARAP NVARAP NVARTP VARDLY VART PVARTP VARTD NVARTP Measured Reactive Power 0 0 Relay Word Bit Settings 0 TRIP ALARM STARTING SPEEDSW SPDSTR Relay Word Bits Relay Word Bits 0 s SPDSDLY STARTING SPEEDSW Motor is Starting Speed Switch Input SPDSDLY SPDSTR Speed Switch Delay Speed Switch Trip ...

Page 291: ...t and deactivates the EIA 232 serial port Modbus RTU is a binary protocol that permits communication between a single master device and multiple slave devices The communication is half duplex only one device transmits at a time The master transmits a binary command that includes the address of the desired slave device All of the slave devices receive the message but only the slave device having th...

Page 292: ... by the SEL 701 Relay are described in Table C 2 The cyclical redundancy check is an error detection method that validates the data received by the slave device and helps ensure that the packet received is identical to the packet sent by the master device The CRC 16 Cyclical Redundancy Check algorithm is used ModbusResponses The slave device sends a response message after it performs the action re...

Page 293: ...tion Status 08 Loopback Diagnostic Command 10h a Preset Multiple Registers a The SEL 701 Relay supports broadcast operation for these function codes Broadcast function codes use slave device address 00h Slave devices do not send a response to broadcast functions Table C 3 SEL 701 Relay Modbus Exception Codes Exception Code Error Type Description 1 Illegal Function Code The received function code i...

Page 294: ...code rather than the requested data CyclicalRedundancyCheck The SEL 701 Relay calculates a 2 byte CRC value using the device address function code and data fields It appends this value to the end of every Modbus response sent When the master device receives the response it uses the received data to recalculate the CRC value using the same CRC 16 algorithm If the calculated CRC value matches the CR...

Page 295: ...the relay calculates the number of bytes required to contain the number of bits requested If the number of bits requested is not evenly divisible by 8 the relay adds one more byte to contain the balance of bits padded by zeroes to make an even byte Table C 4 01h Read Coil Status Command Bytes Field The Master Request Must Have the Following Format 1 byte Slave address 1 byte Function code 01h 2 by...

Page 296: ...he relay calculates the number of bytes required to contain the number of bits requested If the number of bits requested is not evenly divisible by 8 the relay adds one more byte to contain the balance of bits padded by zeroes to make an even byte Table C 5 02h Read Input Status Command Bytes Field The Master Request Must Have the Following Format 1 byte Slave address 1 byte Function code 02h 2 by...

Page 297: ...es with this function code for 5 digit addressing add 40001 to the standard database address Table C 6 03h Read Holding Registers Command Table C 6 03h Read Holding Registers Command Bytes Field The Master Request Must Have the Following Format 1 byte Slave address 1 byte Function code 03h 2 bytes Starting register address 2 bytes Number of registers to read 2 bytes CRC 16 for message A Successful...

Page 298: ... 7 04h Read Input Registers Command Table C 7 04h Read Input Registers Command Bytes Field The Master Request Must Have the Following Format 1 byte Slave address 1 byte Function code 04h 2 bytes Starting register address 2 bytes Number of registers to read 2 bytes CRC 16 for message A Successful SEL 701 Relay Response Will Have the Following Format 1 byte Slave address 1 byte Function code 04h 1 b...

Page 299: ...esponse is identical to the command request The SEL 701 Relay offers the commands listed in Table C 9 that you can execute using function code 05h The command coils are self resetting Table C 9 SEL 701 Relay Command Coils Table C 8 05h Force Single Coil Command Bytes Field The Master Request Must Have the Following Format 1 byte Slave address 1 byte Function code 05h 2 bytes Coil reference 1 byte ...

Page 300: ...ter If you are accustomed to 4X references with this function code for 6 digit addressing add 400001 to the standard database addresses The command response is identical to the command request Table C 10 06h Preset Single Register Command Table C 10 06h Preset Single Register Command Bytes Field The Master Request Must Have the Following Format 1 byte Slave address 1 byte Function code 06h 2 bytes...

Page 301: ...dicated condition In the event that both Bits 6 and 7 are cleared the motor is starting Table C 11 07h Read Exception Status Command Bytes Field The Master Request Must Have the Following Format 1 byte Slave address 1 byte Function code 07h 0 bytes No data fields are sent 2 bytes CRC 16 for message A Successful SEL 701 Relay Response Will Have the Following Format 1 byte Slave address 1 byte Funct...

Page 302: ...ld is 0000h the relay returns a replica of the received message Table C 12 08h Loopback Diagnostic Command Table C 12 08h Loopback Diagnostic Command Bytes Field The Master Request Must Have the Following Format 1 byte Slave address 1 byte Function code 08h 2 bytes Subfunction 0000h 2 bytes Data field 2 bytes CRC 16 for message A Successful SEL 701 Relay Response Will Have the Following Format 1 b...

Page 303: ...for 6 digit addressing simply add 400001 to the standard database addresses Table C 13 10h Preset Multiple Registers Command Table C 13 10h Preset Multiple Registers Command Bytes Field The Master Request Must Have the Following Format 1 byte Slave address 1 byte Function code 10h 2 bytes Starting address 2 bytes Number of registers to write 1 byte Byte count should be twice number of registers n ...

Page 304: ...lay output contacts and Relay Word Remote Bits see Appendix B SELogic Control Equations Relay Logic Use Modbus function codes 06h or 10h to write the appropriate command codes and parameters into the registers shown in Table C 14 Table C 14 SEL 701 Relay Modbus Command Region Table C 15 defines the command codes their function and associated parameters and the function code used to initiate the co...

Page 305: ... OUT2 4 OUT3 5 ALARM Parameter 2 1 15 Pulse duration in minutes Default to 1 second if not supplied 10h 06 Control Remote Bits Parameter 1 1 Set Remote Bit 2 Clear Remote Bit 3 Pulse Remote Bit Parameter 2 0000000000000001 RB1 0000000000000010 RB2 0000000000000100 RB3 0000000000001000 RB4 10h 07 Reset Data Regions Parameter 1 0000000000000001 Demand 0000000000000010 Peak Demand 0000000000000100 Ma...

Page 306: ... interpret the results Table C 16 Relay Self Test Result in Bit Definition All bits except Enabled Disabled are defined 0 Okay 1 Failure The Enabled Disabled bit is defined 0 Enabled 1 Disabled Table C 16 Relay Self Test Result in Bit Definition Definition Bits s Register 1 Register 2 0 IA Offset Temperature 1 IB Offset RAM 2 IC Offset ROM 3 IN Offset CR_RAM 4 VA Offset EEPROM 5 VB Offset Battery ...

Page 307: ...er Map Addresses download the configuration to a particular relay and store the configuration for use with other relays To apply the user defined data region follow the steps listed below Step 1 Define the list of desired quantities up to 125 Arrange the quantities in any order that is convenient for you to use Step 2 Refer to Table C 18 on page C 19 and list the address of each quantity Step 3 Se...

Page 308: ...h then reading the desired data from addresses 0372h through 0395h To download analog event data using Modbus you need to select both the event number write to 03A1h and the analog channel number write to 03A2h then read the 4 sample per cycle event data from addresses 03A3h through 03DEh Table C 17 shows the channel assignments Table C 17 Assign Event Report Channel Using Address 0392h Table C 17...

Page 309: ...8 Modbus Register Map Table C 18 Modbus Register Map Address hex Field Sample Low High Step Type PRODUCT ID 0000 FID FID string 0001 0002 0003 0004 0005 0006 0007 0008 0009 000A 000B 000C 000D 000E 000F 0010 0011 0012 0013 0014 0015 Reserved 0016 Reserved 0017 Revision R100 0018 0019 Reserved 001A Relay ID SEL 701 001B 001C Continued ...

Page 310: ...ep Type 001D 001E 001F 0020 0021 0022 0023 0024 Reserved 0025 Terminal ID MOTOR RELAY 0026 0027 0028 0029 002A 002B 002C 002D 002E 002F Reserved COMMANDS 0030 Command Function Code 1 7 1 0031 Parameter 1 1 255 1 0032 Parameter 2 1 30 1 0033 0048 Reserved REAL TIME CLOCK 004C Date mm dd 1 1 12 31 1 1 004D yyyy 0 65535 1 004E Time hh mm 0 0 23 59 1 1 004F ssss 0 5999 1 0 01 Continued ...

Page 311: ...UES 0050 User Map Value 1 0051 User Map Value 2 0052 User Map Value 3 00CA User Map Value 123 00CB User Map Value 124 00CC User Map Value 125 00CD Reserved 00CE Reserved 00CF Reserved USER MAP ADDRESSES 00D0 User Map Address 1 00D1 User Map Address 2 00D2 User Map Address 3 014A User Map Address 123 014B User Map Address 124 014C User Map Address 125 014D Reserved 014E Reserved 014F Reserved Conti...

Page 312: ...d RELAY STATUS 0160 Status Register 1 0 2047 0161 Status Register 2 0 511 0162 016F Reserved INSTANTANEOUS METERING 0170 Ia Current 0 65535 1 0171 Ib Current 0 65535 1 0172 Ic Current 0 65535 1 0173 Average Current 0 65535 1 0174 In Current 0 65535 1 0175 Vab Voltage 0 if no voltage option 0 65535 1 0176 Vbc Voltage 0 if no voltage option 0 65535 1 0177 Vca Voltage 0 if no voltage option 0 65535 1...

Page 313: ...0181 Average Rms Voltage 0 if no voltage option 0 65535 1 0182 kW3P Power 0 if no voltage option 32768 32767 1 0183 kW3P Avg Power 0 if no voltage or single volt 32768 32767 1 0184 HP 0 if no voltage option 32768 32767 1 0185 kVAR3P Power 0 if no voltage option 32768 32767 1 0186 kVA3P Power 0 if no voltage option 32768 32767 1 0187 Power Factor 0 if no voltage option 100 100 1 0 01 0188 Ig Curren...

Page 314: ...emperature See Note 2 See Note 3 See Note 3 1 0196 RTD 2 Temperature See Note 2 See Note 3 See Note 3 1 0197 RTD 3 Temperature See Note 2 See Note 3 See Note 3 1 0198 RTD 4 Temperature See Note 2 See Note 3 See Note 3 1 0199 RTD 5 Temperature See Note 2 See Note 3 See Note 3 1 019A RTD 6 Temperature See Note 2 See Note 3 See Note 3 1 019B RTD 7 Temperature See Note 2 See Note 3 See Note 3 1 019C R...

Page 315: ...Trip ss 0 9999 1 1 01A5 Minutes Since Last Start 0 65535 1 01A6 Starts This Hour 0 99 1 01A7 Reserved 01A8 Reserved 01A9 Reserved 01AA Reserved 01AB Reserved 01AC Reserved 01AD Reserved 01AE Reserved 01AF Reserved ENERGY METERING 01B0 MWhr 0 if no voltage option 0 65535 1 01B1 MVARhr In 0 if no voltage option 0 65535 1 01B2 MVARhr Out 0 if no voltage option 0 65535 1 01B3 MVAhr 0 if no voltage opt...

Page 316: ...METERING 01C0 Ia Demand 0 65535 1 01C1 Ib Demand 0 65535 1 01C2 Ic Demand 0 65535 1 01C3 In Demand 0 65535 1 01C4 Ig Demand 0 65535 1 01C5 3I2 Demand 0 65535 1 01C6 kW3P Demand 0 if no voltage option 0 65535 1 01C7 kVAR3P Demand In 0 if no voltage option 0 65535 1 01C8 kVAR3P Demand Out 0 if no voltage option 0 65535 1 01C9 kVA3P Demand 0 if no voltage option 0 65535 1 01CA Last Reset Date mm dd 1...

Page 317: ...Demand 0 65535 1 01D6 kW3P Peak Demand 0 if no voltage option 0 65535 1 01D7 kVAR3P Peak Demand In 0 if no voltage option 0 65535 1 01D8 kVAR3P Peak Demand Out 0 if no voltage option 0 65535 1 01D9 kVA3P Peak Demand 0 if no voltage option 0 65535 1 01DA Last Reset Date mm dd 1 1 12 31 1 1 01DB yyyy 0 65535 1 01DC Last Reset Time hh mm 0 0 23 59 1 1 01DD ssss 0 5999 1 0 01 01DE Reserved 01DF Reserv...

Page 318: ... 0 23 59 1 1 01E9 ssss FFFFh if reset 0 5999 1 0 01 01EA Ib Max Current FFFFh if reset 0 65535 1 01EB Ib Max Current Date mm dd FFFFh if reset 1 1 12 31 1 1 01EC yyyy FFFFh if reset 0 65535 1 01ED Ib Max Current Time hh mm FFFFh if reset 0 0 23 59 1 1 01EE ssss FFFFh if reset 0 5999 1 0 01 01EF Ib Min Current FFFFh if reset 0 65535 1 01F0 Ib Min Current Date mm dd FFFFh if reset 1 1 12 31 1 1 01F1...

Page 319: ... FFFFh if reset 0 0 23 59 1 1 01FD ssss FFFFh if reset 0 5999 1 0 01 01FE In Max Current FFFFh if reset 0 65535 1 01FF In Max Current Date mm dd FFFFh if reset 1 1 12 31 1 1 0200 yyyy FFFFh if reset 0 65535 1 0201 In Max Current Time hh mm FFFFh if reset 0 0 23 59 1 1 0202 ssss FFFFh if reset 0 5999 1 0 01 0203 In Min Current FFFFh if reset 0 65535 1 0204 In Min Current Date mm dd FFFFh if reset 1...

Page 320: ...2 31 1 1 020F yyyy FFFFh if reset 0 65535 1 0210 Ig Min Current Time hh mm FFFFh if reset 0 0 23 59 1 1 0211 ssss FFFFh if reset 0 5999 1 0 01 0212 Last Reset Date mm dd FFFFh if reset 1 1 12 31 1 1 0213 yyyy FFFFh if reset 0 65535 1 0214 Last Reset Time hh mm FFFFh if reset 0 0 23 59 1 1 0215 ssss FFFFh if reset 0 5999 1 0 01 0216 021F Reserved RTD MAX MIN METERING 0220 RTD 1 Max Temperature FFFF...

Page 321: ...perature Time hh mm FFFFh if reset 0 0 23 59 1 1 0229 ssss FFFFh if reset 0 5999 1 0 01 022A RTD 2 Max Temperature FFFFh if reset or no RTD See Note 3 See Note 3 1 022B RTD 2 Max Temperature Date mm dd FFFFh if reset 1 1 12 31 1 1 022C yyyy FFFFh if reset 0 65535 1 022D RTD 2 Max Temperature Time hh mm FFFFh if reset 0 0 23 59 1 1 022E ssss FFFFh if reset 0 5999 1 0 01 022F RTD 2 Min Temperature F...

Page 322: ...perature Time hh mm FFFFh if reset 0 0 23 59 1 1 0238 ssss FFFFh if reset 0 5999 1 0 01 0239 RTD 3 Min Temperature FFFFh if reset or no RTD See Note 3 See Note 3 1 023A RTD 3 Min Temperature Date mm dd FFFFh if reset 1 1 12 31 1 1 023B yyyy FFFFh if reset 00 65535 1 023C RTD 3 Min Temperature Time hh mm FFFFh if reset 0 0 23 59 1 1 023D ssss FFFFh if reset 0 5999 1 0 01 023E RTD 4 Max Temperature ...

Page 323: ...perature Time hh mm FFFFh if reset 0 0 23 59 1 1 0247 ssss FFFFh if reset 0 5999 1 0 01 0248 RTD 5 Max Temperature FFFFh if reset or no RTD See Note 3 See Note 3 1 0249 RTD 5 Max Temperature Date mm dd FFFFh if reset 1 1 12 31 1 1 024A yyyy FFFFh if reset 0 65535 1 024B RTD 5 Max Temperature Time hh mm FFFFh if reset 0 0 23 59 1 1 024C ssss FFFFh if reset 0 5999 1 0 01 024D RTD 5 Min Temperature F...

Page 324: ...mperature Time hh mm FFFFh if reset 0 0 23 59 1 1 0256 ssss FFFFh if reset 0 5999 1 0 01 0257 RTD 6 Min Temperature FFFFh if reset or no RTD See Note 3 See Note 3 1 0258 RTD 6 Min Temperature Date mm dd FFFFh if reset 1 1 12 31 1 1 0259 yyyy FFFFh if reset 0 65535 1 025A RTD 6 Min Temperature Time hh mm FFFFh if reset 0 0 23 59 1 1 025B ssss FFFFh if reset 0 5999 1 0 01 025C RTD 7 Max Temperature ...

Page 325: ...perature Time hh mm FFFFh if reset 0 0 23 59 1 1 0265 ssss FFFFh if reset 0 5999 1 0 01 0266 RTD 8 Max Temperature FFFFh if reset or no RTD See Note 3 See Note 3 1 0267 RTD 8 Max Temperature Date mm dd FFFFh if reset 1 1 12 31 1 1 0268 yyyy FFFFh if reset 0 65535 1 0269 RTD 8 Max Temperature Time hh mm FFFFh if reset 0 0 23 59 1 1 026A ssss FFFFh if reset 0 5999 1 0 01 026B RTD 8 Min Temperature F...

Page 326: ...erature Time hh mm FFFFh if reset 0 0 23 59 1 1 0274 ssss FFFFh if reset 0 5999 1 0 01 0275 RTD 9 Min Temperature FFFFh if reset or no RTD See Note 3 See Note 3 1 0276 RTD 9 Min Temperature Date mm dd FFFFh if reset 1 1 12 31 1 1 0277 yyyy FFFFh if reset 0 65535 1 0278 RTD 9 Min Temperature Time hh mm FFFFh if reset 0 0 23 59 1 1 0279 ssss FFFFh if reset 0 5999 1 0 01 027A RTD 10 Max Temperature F...

Page 327: ...erature Time hh mm FFFFh if reset 0 0 23 59 1 1 0283 ssss FFFFh if reset 0 5999 1 0 01 0284 RTD 11 Max Temperature FFFFh if reset or no RTD See Note 3 See Note 3 1 0285 RTD 11 Max Temperature Date mm dd FFFFh if reset 1 1 12 31 1 1 0286 yyyy FFFFh if reset 0 65535 1 0287 RTD 11 Max Temperature Time hh mm FFFFh if reset 0 0 23 59 1 1 0288 ssss FFFFh if reset 0 5999 1 0 01 0289 RTD 11 Min Temperatur...

Page 328: ...1 RTD 12 Max Temperature Time hh mm FFFFh if reset 0 0 23 59 1 1 0292 ssss FFFFh if reset 0 5999 1 0 01 0293 RTD 12 Min Temperature FFFFh if reset or no RTD See Note 3 See Note 3 1 0294 RTD 12 Min Temperature Date mm dd FFFFh if reset 1 1 12 31 1 1 0295 yyyy FFFFh if reset 0 65535 1 0296 RTD 12 Min Temperature Time hh mm FFFFh if reset 0 0 23 59 1 1 0297 ssss FFFFh if reset 0 5999 1 0 01 0298 Last...

Page 329: ...x Voltage Time hh mm FFFFh if reset 0 0 23 59 1 1 02A4 ssss FFFFh if reset 0 5999 1 0 01 02A5 Vab Min Voltage FFFFh if reset or no voltage option 0 65535 1 02A6 Vab Min Voltage Date mm dd FFFFh if reset 1 1 12 31 1 1 02A7 yyyy FFFFh if reset 0 65535 1 02A8 Vab Min Voltage Time hh mm FFFFh if reset 0 0 23 59 1 1 02A9 ssss FFFFh if reset 0 5999 1 0 01 02AA Vbc Max Voltage FFFFh if reset or no voltag...

Page 330: ...FFh if reset 0 5999 1 0 01 02B4 Vca Max Voltage FFFFh if reset or no voltage option 0 65535 1 02B5 Vca Max Voltage Date mm dd FFFFh if reset 1 1 12 31 1 1 02B6 yyyy FFFFh if reset 0 65535 1 02B7 Vca Max Voltage Time hh mm FFFFh if reset 0 0 23 59 1 1 02B8 ssss FFFFh if reset 0 5999 1 0 01 02B9 Vca Min Voltage FFFFh if reset or no voltage option 0 65535 1 02BA Vca Min Voltage Date mm dd FFFFh if re...

Page 331: ...0 65535 1 02C4 Vg Min Voltage Date mm dd FFFFh if reset 1 1 12 31 1 1 02C5 yyyy FFFFh if reset 0 65535 1 02C6 Vg Min Voltage Time hh mm FFFFh if reset 0 0 23 59 1 1 02C7 ssss FFFFh if reset 0 5999 1 0 01 02C8 Max kW3P Power FFFFh if reset or no voltage option 32768 32767 1 02C9 Max kW3P Power Date mm dd FFFFh if reset 1 1 12 31 1 1 02CA yyyy FFFFh if reset 0 65535 1 02CB Max kW3P Power Time hh mm ...

Page 332: ... 65535 1 02D5 Max kVAR3P Power Time hh mm FFFFh if reset 0 0 23 59 1 1 02D6 ssss FFFFh if reset 0 5999 1 0 01 02D7 Min kVAR3P Power FFFFh if reset or no voltage option 32768 32767 1 02D8 Min kVAR3P Power Date mm dd FFFFh if reset 1 1 12 31 1 1 02D9 yyyy FFFFh if reset 0 65535 1 02DA Min kVAR3P Power Time hh mm FFFFh if reset 0 0 23 59 1 1 02DB ssss FFFFh if reset 0 5999 1 0 01 02DC Max kVA3P Power...

Page 333: ...ime hh mm FFFFh if reset 0 0 23 59 1 1 02E5 ssss FFFFh if reset 0 5999 1 0 01 02E6 Last Reset Date mm dd FFFFh if reset 1 1 12 31 1 1 02E7 yyyy FFFFh if reset 0 65535 1 02E8 Last Reset Time hh mm FFFFh if reset 0 0 23 59 1 1 02E9 ssss FFFFh if reset 0 5999 1 0 01 02EA Reserved 02EB Reserved 02EC Reserved 02ED Reserved 02EE Reserved 02EF Reserved MOTOR STATISTICS 02F0 Elapsed Time ddd 0 65535 1 02F...

Page 334: ...65535 1 0 1 02FD Avg Running Therm Cap 0 65535 1 0 1 02FE Avg RTD Therm Cap 0 65535 1 02FF Avg Running Current 0 65535 1 0300 Avg Running kW 0 if no voltage option 0 65535 1 0301 Avg Running kVAR In 0 if no voltage option 0 65535 1 0302 Avg Running kVAR Out 0 if no voltage option 0 65535 1 0303 Avg Running kVA 0 if no voltage option 0 65535 1 0304 Avg Hottest Winding RTD Temp See Note 1 See Note 3...

Page 335: ...1 030D Peak RTD Therm Cap 0 65535 1 030E Peak Running Current 0 65535 1 030F Peak Running kW 0 if no voltage option 0 65535 1 0310 Peak Running kVAR In 0 if no voltage option 0 65535 1 0311 Peak Running kVAR Out 0 if no voltage option 0 65535 1 0312 Peak Running kVA 0 if no voltage option 0 65535 1 0313 Peak Hottest Winding RTD Temp See Note 1 See Note 3 See Note 3 1 0314 Peak Hottest Bearing RTD ...

Page 336: ... Alarm Count 0 65535 1 031C Unbalance Current Alarm Count 0 65535 1 031D Under Power Alarm Count 0 65535 1 031E Power Factor Alarm Count 0 65535 1 031F Reactive Power Alarm Count 0 65535 1 0320 RTD Alarm Count 0 65535 1 0321 Total Alarm Count 0 65535 1 0322 Thermal Trip Count 0 65535 1 0323 Locked Rotor Trip Count 0 65535 1 0324 Load Loss Trip Count 0 65535 1 0325 Load Jam Trip Count 0 65535 1 032...

Page 337: ...Power Trip Count 0 65535 1 032D Power Factor Trip Count 0 65535 1 032E Reactive Power Trip Count 0 65535 1 032F Phase Reversal Trip Count 0 65535 1 0330 Under frequency Trip Count 0 65535 1 0331 Over frequency Trip Count 0 65535 1 0332 RTD Trip 0 65535 1 0333 Total Trip 0 65535 1 0334 Reset Date mm dd 1 1 12 31 1 1 0335 yyyy 0 65535 1 0336 Reset Time hh mm 0 0 23 59 1 1 0337 ssss 0 5999 1 0 01 033...

Page 338: ...n 0 65535 1 0344 Latest Start Date mm dd 1 1 12 31 1 1 0345 yyyy 0 65535 1 0346 Latest Start Time hh mm 0 0 23 59 1 1 0347 ssss 0 5999 1 0 01 0348 2nd Latest Accel Time seconds 0 65535 1 0 01 0349 2nd Latest Starting Therm Cap 0 65535 1 0 1 034A 2nd Latest Max Start Current 0 65535 1 034B 2nd Latest Min Start Voltage 0 if no voltage option 0 65535 1 034C 2nd Latest Start Date mm dd 1 1 12 31 1 1 0...

Page 339: ... 5999 1 0 01 0358 4th Latest Accel Time seconds 0 65535 1 0 01 0359 4th Latest Starting Therm Cap 0 65535 1 0 1 035A 4th Latest Max Start Current 0 65535 1 035B 4th Latest Min Start Voltage 0 if no voltage option 0 65535 1 035C 4th Latest Start Date mm dd 1 1 12 31 1 1 035D yyyy 0 65535 1 035E 4th Latest Start Time hh mm 0 0 23 59 1 1 035F ssss 0 5999 1 0 01 0360 5th Latest Accel Time seconds 0 65...

Page 340: ...23 59 1 1 0367 ssss 0 5999 1 0 01 0368 036F Reserved HISTORY RECORDS 0370 Number of Event Records 0 14 1 0371 Event Selection 1 14 1 0372 Event Date mm dd 1 1 12 31 1 1 0373 yyyy 0 65535 1 0374 Event Time hh mm 0 0 23 59 1 1 0375 ssss 0 5999 1 0 01 0376 Event Type See Note 4 0377 0378 0379 037A 037B 037C 037D 037E 037F 0380 0381 0382 Ia 0 65535 1 0383 Ib 0 65535 1 0384 Ic 0 65535 1 0385 In 0 65535...

Page 341: ...ote 3 See Note 3 1 038C Vab 0 if no voltage option 0 65535 1 038D Vbc 0 if no voltage option 0 65535 1 038E Vca 0 if no voltage option 0 65535 1 038F kW 0 if no voltage option 32768 32767 1 0390 kVAR 0 if no voltage option 32768 32767 1 0391 kVA 0 if no voltage option 32768 32767 1 0392 Power Factor 0 if no voltage option 100 100 1 0 01 0393 Frequency 2000 7000 1 0 01 0394 Thermal Cap 0 65535 1 0 ...

Page 342: ... 2 3 4 Cycle 32768 32767 1 03AE 3 Cycle 32768 32767 1 03AF 3 1 4 Cycle 32768 32767 1 03B0 3 2 4 Cycle 32768 32767 1 03B1 3 3 4 Cycle 32768 32767 1 03B2 4 Cycle 32768 32767 1 03B3 4 1 4 Cycle 32768 32767 1 03B4 4 2 4 Cycle 32768 32767 1 03B5 4 3 4 Cycle 32768 32767 1 03B6 5 Cycle 32768 32767 1 03B7 5 1 4 Cycle 32768 32767 1 03B8 5 2 4 Cycle 32768 32767 1 03B9 5 3 4 Cycle 32768 32767 1 03BA 6 Cycle ...

Page 343: ...03CB 10 1 4 Cycle 32768 32767 1 03CC 10 2 4 Cycle 32768 32767 1 03CD 10 3 4 Cycle 32768 32767 1 03CE 11 Cycle 32768 32767 1 03CF 11 1 4 Cycle 32768 32767 1 03D0 11 2 4 Cycle 32768 32767 1 03D1 11 3 4 Cycle 32768 32767 1 03D2 12 Cycle 32768 32767 1 03D3 12 1 4 Cycle 32768 32767 1 03D4 12 2 4 Cycle 32768 32767 1 03D5 12 3 4 Cycle 32768 32767 1 03D6 13 Cycle 32768 32767 1 03D7 13 1 4 Cycle 32768 3276...

Page 344: ...ttached or Not Available NOTE 2 Individual RTD Temperature Addresses can contain the following diagnostic codes 8000h RTD shorted 7fffh RTD open 7ffch SEL 2600 RTD Module Communication Failure 7ff8h SEL 2600 RTD Module Self Test Status Failure 7ff0h RTD Not Attached or Not Available NOTE 3 RTD Temperature Range Depends on the relay temperature preference setting Temperature Preference Low High C 5...

Page 345: ...ype is reported as a character string as shown in the table below Event Type Strings THERMAL LOCKED ROTOR LOAD LOSS LOAD JAM UNBALANCED CURRENT PHASE FAULT GROUND FAULT SPEED SWITCH UNDERVOLTAGE OVERVOLTAGE UNDERPOWER POWER FACTOR REACTIVE POWER PHASE REVERSAL UNDERFREQUENCY OVERFREQUENCY RTD STOP COMMAND TRIP ER PULSE TRIG ...

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Page 347: ...he SEL 701PC software These command responses include ASCII characters but are formatted in a way that makes them more compact They are typically better suited to software analysis than analysis using a terminal emulation package Interleaved with the ASCII data stream the relay can receive and respond to a set of binary commands This mechanism allows a single communications channel to be used for ...

Page 348: ...figuration Block A5D1 Fast Meter Data Block A5C2 Demand Fast Meter Configuration Block A5D2 Demand Fast Meter Data Message A5C3 Peak Demand Fast Meter Configuration Block A5D3 Peak Demand Fast Meter Data Message A5B9 Fast Meter Status Acknowledge A5CE Fast Operate Configuration Block A5E0 Fast Operate Remote Bit Control A5E3 Fast Operate Breaker Contactor Control Table D 2 ASCII Configuration Mess...

Page 349: ...configuration command A5D1 Fast Meter command A5C2 Demand Fast Meter configuration command A5D2 Demand Fast Meter command A5C3 Peak Demand Fast Meter configuration command A5D3 Peak Demand Fast Meter command 0004 Settings change bit A5C100000000 Fast Meter configuration message 0004 Settings change bit A5C200000000 Demand Fast Meter configuration message 0004 Settings change bit A5C300000000 Peak ...

Page 350: ...odel as shown below 0x6C Base Relay 0x94 Relay with RTDs 0xD0 Relay with voltages 0xF8 Relay with RTDs voltages 01 One status flag byte 00 Scale factors in Fast Meter message 00 No scale factors xx of analog input channels specific value of xx based on relay model as shown below 09 Base Relay 0D Relay with RTDs 13 Relay with voltages 17 Relay with RTDs voltages 01 of samples per channel 0D of digi...

Page 351: ...01 Analog channel type FF Scale factor type 0000 Scale factor offset in Fast Meter message 494200000000 Analog channel name IB 01 Analog channel type FF Scale factor type 0000 Scale factor offset in Fast Meter message 494300000000 Analog channel name IC 01 Analog channel type FF Scale factor type 0000 Scale factor offset in Fast Meter message 494E00000000 Analog channel name IN 01 Analog channel t...

Page 352: ...0000 Scale factor offset in Fast Meter message 25544845524D Analog channel name Therm 01 Analog channel type FF Scale factor type 0000 Scale factor offset in Fast Meter message 25464C410000 Analog channel name FLA 01 Analog channel type FF Scale factor type 0000 Scale factor offset in Fast Meter message If the Relay Is Equipped With Voltage Inputs 564142000000 Analog channel name VAB 01 Analog cha...

Page 353: ... FF Scale factor type 0000 Scale factor offset in Fast Meter message 335632000000 Analog channel name 3V2 01 Analog channel type FF Scale factor type 0000 Scale factor offset in Fast Meter message 6B5700000000 Analog channel name kW 01 Analog channel type FF Scale factor type 0000 Scale factor offset in Fast Meter message 485000000000 Analog channel name HP 01 Analog channel type FF Scale factor t...

Page 354: ...est Winding RTD Temp 00 Analog channel type FF Scale factor type 0000 Scale factor offset in Fast Meter message 425247000000 Analog channel name BRG Hottest Bearing RTD Temp 00 Analog channel type FF Scale factor type 0000 Scale factor offset in Fast Meter message 414D42000000 Analog channel name AMB Ambient RTD Temp 00 Analog channel type FF Scale factor type 0000 Scale factor offset in Fast Mete...

Page 355: ...n relay model as shown below 63 bytes Base Relay 71 bytes Relay with RTDs 103 bytes Relay with voltages 111 bytes Relay with RTDs voltages 1 byte 1 Status Byte bytes Magnitudes in 4 byte IEEE floating point numbers specific value of based on relay model as shown below 36 bytes Base Relay 76 bytes Relay with voltages bytes Magnitudes in 2 byte integer specific value f based on relay model as shown ...

Page 356: ... Length in bytes specific value of xx based on relay model as shown below 78 bytes Base Relay 118 bytes Relay with voltages 01 of status flag bytes 00 Scale factors in meter message 00 of scale factors xx of analog input channels specific value of xx based on relay model as shown below 6 Base Relay 10 Relay with voltages 01 of samples per channel 00 of digital banks 00 of calculation blocks 0004 A...

Page 357: ...F Scale factor type 0000 Scale factor offset in Fast Meter message 494E00000000 Analog channel name IN 02 Analog channel type FF Scale factor type 0000 Scale factor offset in Fast Meter message 494700000000 Analog channel name IG 02 Analog channel type FF Scale factor type 0000 Scale factor offset in Fast Meter message 334932000000 Analog channel name 3I2 02 Analog channel type FF Scale factor typ...

Page 358: ...000 Analog channel name Q3 02 Analog channel type FF Scale factor type 0000 Scale factor offset in Fast Meter message 533300000000 Analog channel name S3 02 Analog channel type FF Scale factor type 0000 Scale factor offset in Fast Meter message 51332D000000 Analog channel name Q3 02 Analog channel type FF Scale factor type 0000 Scale factor offset in Fast Meter message All Versions 00 Reserved che...

Page 359: ...et on power up and on settings changes If the STSET bit is set the external device should request the A5C1 A5C2 and A5C3 messages The external device can then determine if the scale factors or line configuration parameters have been modified Table D 7 A5D2 A5D3 Demand Peak Demand Fast Meter Message Data Description A5D2 or A5D3 Command xx Length specific value of xx based on relay model as shown b...

Page 360: ...bit set clear commands 0100 Allow remote bit pulse commands 31 Operate code open breaker contactor STOP 11 Operate code close breaker contactor STR 00 Operate code clear remote bit RB1 20 Operate code set remote bit RB1 40 Operate code pulse remote bit RB1 01 Operate code clear remote bit RB2 21 Operate code set remote bit RB2 41 Operate code pulse remote bit RB2 02 Operate code clear remote bit R...

Page 361: ...processing interval 1 4 cycle It is common practice to route remote bits to output contacts to provide remote control of the relay outputs If you wish to pulse an output contact closed for a specific duration SEL recommends using the remote bit pulse command and SELOGIC control equations to provide secure and accurate contact control The remote device sends the remote bit pulse command the relay c...

Page 362: ... Command Table D 9 A5E0 Command Data Description A5E0 Command 06 Message length in bytes 1 byte Operate Code 00 Clear RB1 01 Clear RB2 02 Clear RB3 03 Clear RB4 20 Set RB1 21 Set RB2 22 Set RB3 23 Set RB4 40 Pulse RB1 41 Pulse RB2 42 Pulse RB3 43 Pulse RB4 1 byte Command validation 4 Operate Code 1 1 byte 1 byte checksum of all preceding bytes ...

Page 363: ...e Modbus device code part number and configuration as described below STX FID STRING ENCLOSED IN QUOTES yyyy CR BOOT CODE ID STRING ENCLOSED IN QUOTES yyyy CR RID SETTING ENCLOSED IN QUOTES yyyy CR DEVICE CODE ENCLOED IN QUOTES yyyy CR RELAY PART NUMBER ENCLOSED IN QUOTES yyyy CR RELAY CONFIGURATION NUMBER ENCLOSED IN QUOTES yyyy CR ETX where STX is the STX character 02 ETX is the ETX character 03...

Page 364: ...81D1T 81D2T 81D3T 0B82 37PA 37PT 55A 55T VARA VART 09AD LT1 LT2 LT3 LT4 RB1 RB2 RB3 RB4 09E4 SV1 SV2 SV3 SV4 SV1T SV2T SV3T SV4T 0BAC IN1 IN2 IN3 IN4 IN5 IN6 IN7 0937 TRIP OUT1 OUT2 OUT3 ALARM 0A28 MOTSTART THERM_AL UNBAL_AL LOSS_AL VOLT_AL 0FA4 ENABLE MOTRUN THERM_OL OVERCURR UNBAL LOADLOSS VOLTAGE FREQ 1311 ETX where STX is the STX character 02 ETX is the ETX character 03 the last field in each ...

Page 365: ...SEL 701PC software to obtain data from the relay in a format that directly imports into spreadsheet or database programs and can be validated with a checksum The SEL 701 Relay provides the compressed ASCII commands shown in Table D 11 Table D 11 Compressed ASCII Commands Table D 11 Compressed ASCII Commands Command Description CASCII Configuration message CSTATUS Status message CHISTORY History me...

Page 366: ...d ddd yyyy CR COMMAND n Ll yyyy CR H xxxxx xxxxx xxxxx yyyy CR D ddd ddd ddd ddd ddd yyyy CR ETX where n is the number of compressed ASCII command descriptions to follow COMMAND is the ASCII name for the compressed ASCII command as sent by the requesting device The naming convention for the compressed ASCII commands is a C preceding the typical command For example CSTATUS abbreviated to CST is the...

Page 367: ...e 0668 CR ETX SEL 701RelayCommandResponseContents Display the SEL 701 Relay compressed ASCII configuration message by typing CAS CR The relay replaces the items in italics with the actual relay data The SEL 701 Relay sends STX CAS 6 yyyy CR CST 1 yyyy CR 1H FID yyyy CR 1D 45S yyyy CR 7H MONTH DAY YEAR HOUR MIN SEC MSEC yyyy CR 1D I I I I I I I yyyy CR 22H IA IB IC IN VA VB VC N 5V_PS 5V_PS 15V_PS ...

Page 368: ...F F yyyy CR 1H LAST RESET yyyy CR 1D 23S yyyy CR CME M 1 yyyy CR 1H FID yyyy CR 1D 45S yyyy CR 7H MONTH DAY YEAR HOUR MIN SEC MSEC yyyy CR 1D I I I I I I I yyyy CR 7H CHANNEL MAX DATE TIME MIN DATE TIME yyyy CR 24D 12S 10S 10S 12S 10S 10S 12S yyyy CR 1H LAST RESET yyyy CR 1D 23S yyyy CR CME T 1 yyyy CR 1H FID yyyy CR 1D 45S yyyy CR 7H MONTH DAY YEAR HOUR MIN SEC MSEC yyyy CR 1D I I I I I I I yyyy ...

Page 369: ... the RTD locations BRG WDG etc are setting dependent If Fahrenheit is the designated temperature scale the temperature designator C is replaced with F where THM CAP is the thermal model thermal capacity used in percent RTD TC is the RTD estimated thermal capacity used in percent CALC TIME is the calculated time to thermal trip in seconds MINUTES is the number of minutes since the last motor start ...

Page 370: ...yyy CR xxxx xxxx xxxx xxxx xxxx xxxx xxxx yyyy CR IA IB IC IN VA VB VC N 5V_PS 5V_PS 15V_PS 28V_PS TEMP RAM ROM CR_RAM EEPROM BATTERY RTC LC_TIME TC_ST ART RELAY yyyy CR xxxx xxxx xxxx xxxx xxxx xxxx xxxx xxxx xxxx xxxx xxxx xxxx xxxx xxxx xxxx xxxx xxxx xxxx xxxx xxxx xxxx zzzz yyyy CR ETX where xxxx are the data values corresponding to the first line labels zzzz is a message saying whether the r...

Page 371: ...xxxx xxxx xxxx xxxx xxxx xxxx xxxx xxxx xxxx xxxx xxxx xxxx xxxx xxxx xxxx xxxx xxxx xxxx xxxx xxxx yyyy CR ETX the second line is then repeated for each record where xxxx are the data values corresponding to the first line labels yyyy is the 4 byte hex ASCII representation of the checksum THM CAP is the thermal model thermal capacity used in percent If the history buffer is empty the relay respon...

Page 372: ...xx xxxx xxxx xxxx xxxx xxxx xxxx yyyy CR IA IB IC IG IN VAB VBC VCA TRIG Names of elements in the Relay Word separated by spaces yyyy CR xxxx xxxx xxxx xxxx xxxx xxxx xxxx xxxx z HEX ASCII Relay Word yyyy CR SETTINGS yyyy CR Relay settings as displayed with the showset command surrounded by quotes yyyy CR ETX where xxxx are the data values corresponding to the line labels yyyy is the 4 byte hex AS...

Page 373: ...ge on page D 18 for definition of the Names of elements in the Relay Word separated by spaces field A typical HEX ASCII Relay Word is shown below 2000001000000000000080 0CA0 Each byte in the HEX ASCII Relay Word reflects the status of 8 Relay Word bits The order of the labels in the Names of elements in the relay word separated by spaces field matches the order of the HEX ASCII Relay Word In the e...

Page 374: ...relay replaces items in italics with the actual relay data The SEL 701 Relay sends STX FID yyyy CR Relay FID string yyyy CR MONTH DAY YEAR HOUR MIN SEC MSEC yyyy CR xxxx xxxx xxxx xxxx xxxx xxxx xxxx yyyy CR MWhr MVARhr IN MVARhr OUT MVAhr yyyy CR xxxx xxxx xxxx xxxx yyyy CR LAST RESET yyyy CR xxxx yyyy CR ETX If the voltage option is not supported the relay responds STX No Data Available 0668 CR ...

Page 375: ...x yyyy CR VG V xxxx xxxx xxxx xxxx xxxx xxxx yyyy CR kW3P xxxx xxxx xxxx xxxx xxxx xxxx yyyy CR kVAR3P xxxx xxxx xxxx xxxx xxxx xxxx yyyy CR kVA3P xxxx xxxx xxxx xxxx xxxx xxxx yyyy CR 1 BRG C xxxx xxxx xxxx xxxx xxxx xxxx yyyy CR 2 BRG C xxxx xxxx xxxx xxxx xxxx xxxx yyyy CR 3 BRG C xxxx xxxx xxxx xxxx xxxx xxxx yyyy CR 4 BRG C xxxx xxxx xxxx xxxx xxxx xxxx yyyy CR 5 BRG C xxxx xxxx xxxx xxxx xxx...

Page 376: ... WDG C 10 WDG C 11 AMB C 12 OTH C FLA THM CAP RTD TC CALC TIME MINUTES STARTS yyyy CR xxxx xxxx xxxx xxxx xxxx xxxx xxxx xxxx xxxx xxxx xxxx xxxx xxxx xxxx xxxx xxxx xxxx xxxx yyyy CR ETX where THM CAP is the thermal model thermal capacity used in percent RTD TC is the RTD estimated thermal capacity used in percent CALC TIME is the calculated time to thermal trip in seconds MINUTES is the number o...

Page 377: ...e fundamental thermal element is the same for all three so this generalized discussion applies to all three methods equally Regardless of the setting method used the thermal element provides motor protection for the following potentially damaging conditions Locked Rotor Starts Running Overload Operation Under Unbalanced Currents Too Frequent or Prolonged Starting In order to provide integrated pro...

Page 378: ... trip threshold or a running trip threshold depending on the state of the motor Provides a trip output if the present heat estimate exceeds the present trip threshold Provides an alarm output if the present heat estimate exceeds the present alarm threshold user settable as a percentage of the trip threshold Adjusts the present trip threshold based on RTD ambient temperature measurement when enable...

Page 379: ... I2r heating when the motor is running normally Consequently the motor must tolerate an extreme temperature for a limited time in order to start Manufacturers communicate the motor tolerance through the maximum locked rotor time and locked rotor amps specifications for each motor In a similar manner the motor manufacturer communicates the motor s ability to operate under continuous heavy load thro...

Page 380: ...or thermal history or track temperature excursions The SEL 701 Relay thermal element with its integrated design offers distinct advantages over the use of discrete elements The SEL 701 Relay thermal element always operates in one of two modes starting or running In starting mode the thermal element provides locked rotor protection allowing the motor to absorb the high energy of the I2t threshold r...

Page 381: ...rmal Trip Value Figure E 2 Electrical Analog of a Thermal System In order to define a thermal element for an induction motor the characteristics of each component in Figure E 2 must be defined starting with the heat source In an induction motor heat principally is caused by I2r losses To consider the effects of negative sequence current on the motor it is called out separately in Equation E 1 Equa...

Page 382: ...inear function of slip S by Equation E 3 Equation E 3 Where R1 Positive sequence rotor resistance at slip S 1 R0 Positive sequence rotor resistance at slip S 0 To properly account for the heating effects of the negative sequence current calculate the negative sequence rotor resistance The rotor has slip with respect to the stator negative sequence current To determine the value of the negative seq...

Page 383: ...ive sequence heating factor K2 at S 0 is found Equation E 7 To summarize based on the assumption that the locked rotor rotor resistance is three times the running rotor resistance The heating factor of positive sequence current K1 when the motor is running is 1 per unit The heating factor of negative sequence current K2 when the motor is running is 5 per unit Both K1 and K2 are 3 per unit when the...

Page 384: ...imes the rated hot motor locked rotor time To The thermal capacitance is selected to match the heat source heating factor 3 By setting the capacitance equal to 3 when the motor positive sequence current I1 equals locked rotor current IL the heat estimate U reaches the trip value in exactly locked rotor time To When a successful motor start occurs and positive sequence current drops below 2 5 times...

Page 385: ...when 1 per unit of positive sequence current flows in the motor for a long time Since the positive sequence heat factor K1 is 1 in the running model and 1 per unit of I1 squared equals 1 the value of resistor R equals the energy level representing the motor rated operating temperature To determine the normal operating energy recall that many motor datasheets publish two locked rotor trip times one...

Page 386: ...motors that do not publish separate locked rotor times assume that the locked rotor trip energy is approximately six times the operating energy in the relation Equation E 8 The motor ratings allow the motor to be run continuously at the motor service factor thus the service factor SF is accounted for in the running thermal element trip threshold Figure E 7 shows the final running thermal element F...

Page 387: ...SF2 36 2 4 1 323 114 3 Example E 1 illustrates the difference between the trip thresholds of the starting and running thermal elements When the relay switches from the starting to the running thermal element it maintains the present heat estimate U which begins to decrease due to the drop in current squared and due to the insertion of the resistor into the model The decay of U is exponential due t...

Page 388: ...ul to compare the Thermal Capacity during a start to the Thermal Capacity during running conditions However it is quite useful to compare the Thermal Capacities of several starts using the relay Motor Start Reports and Motor Start Trend data Using this data you may notice an increasing trend in the Starting Thermal Capacity the final Thermal Capacity value when the thermal model switches from star...

Page 389: ...o use on a start The relay adds a 10 safety margin to this setting thus if you set Thermal Capacity Used to Start equal to 65 the relay requires the Thermal Capacity to fall below 25 100 65 10 25 when the motor is stopped before another start is permitted The relay asserts the Thermal Lockout until the motor is cool In addition the relay learns a thermal capacity used to start by recording the the...

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Page 391: ... CTR 100 Phase CT Secondary Rating Range 1 A 5 A ITAP 5 Neutral IN CT Ratio Range 1 6000 CTRN 100 Neutral CT Secondary Rating Range 1 A 5 A INTAP 5 Phase Rotation Range ABC ACB PHROT ABC Nominal Frequency Range 50 60 Hz FNOM 60 Date Format Range MDY YMD DATE_F MDY Demand Meter Time Constant Range 5 10 15 30 60 min DTMC 15 Phase VA VB VC VT Ratio Hidden if voltages not included Range 1 6000 PTR 100...

Page 392: ...LD 2 5 Locked Rotor Trip Time Dial Range 0 10 1 50 TD 1 00 Thermal Element Settings when Setting Method GENERIC Hidden when SETMETH RATING or USER Full Load Amps Range 1 00 8 00 A ITAP 5 A 0 20 1 60 A ITAP 1 A FLA 5 00 Service Factor Range 1 00 1 50 SF 1 15 Curve Number Range 1 45 CURVE Hidden Thermal Element Settings when Setting Method USER Hidden when SETMETH RATING or GENERIC Full Load Amps Ra...

Page 393: ...to Trip at 3 50 x FLA Range 1 0 6000 0 s NP TTT350 Hidden Time to Trip at 4 00 x FLA Range 1 0 6000 0 s NP TTT400 Hidden Time to Trip at 4 50 x FLA Range 1 0 6000 0 s NP TTT450 Hidden Time to Trip at 5 00 x FLA Range 1 0 600 0 s NP TTT500 Hidden Time to Trip at 5 50 x FLA Range 1 0 600 0 s TTT550 Hidden Time to Trip at 6 00 x FLA Range 1 0 600 0 s TTT600 Hidden Time to Trip at 6 50 x FLA Range 1 0...

Page 394: ... 00 A ITAP 1 A 50P1P OFF Level 1 Phase O C Time Delay Range 0 00 400 00 s 50P1D Hidden Level 2 Phase O C Pickup Range OFF 0 25 100 00 A ITAP 5 A OFF 0 05 20 00 A ITAP 1 A 50P2P OFF Level 2 Phase O C Time Delay Range 0 00 400 00 s 50P2D Hidden Level 1 Residual O C Pickup Range OFF 0 25 100 00 A ITAP 5 A OFF 0 05 20 00 A ITAP 1 A 50G1P 2 50 Level 1 Residual O C Time Delay Range 0 00 400 00 s 50G1D 0...

Page 395: ...s Load Jam Trip Pickup Range OFF 0 5 6 0 pu FLA LJTPU 2 0 Load Jam Trip Delay Range 0 00 400 0 s LJTDLY 1 00 Load Loss Element Settings Hidden when voltage option available Load Loss Alarm Threshold Range OFF 30 2000 W ITAP 5 A OFF 6 400 W ITAP 1 A LLAPU OFF Hidden when LLAPU OFF Load Loss Trip Threshold Range 30 2000 W ITAP 5 A 6 400 W ITAP 1 A LLTPU 100 Load Loss Starting Time Delay Range 0 1500...

Page 396: ...e Trip Delay Range 0 10 400 00 s 46UBTD 5 00 Phase Reversal Tripping Setting Enable Phase Reversal Tripping Range Y N E47T Y Speed Switch Tripping Time Delay Setting Speed Switch Trip Time Delay Range OFF 0 50 400 00 s SPDSDLY OFF RTD Configuration Settings RTD Input Option INT is not available if no RTD option Range INT EXT NONE RTDOPT None Temperature Preference Setting Hidden when RTDOPT NONE R...

Page 397: ...E RTD11LOC Hidden RTD Location Hidden when RTDOPT INT Range WDG BRG AMB OTH NONE RTD12LOC Hidden RTD Type Settings Hidden when RTDOPT NONE RTD Type Range PT100 NI100 NI120 CU10 RTD1TY Hidden RTD Type Range PT100 NI100 NI120 CU10 RTD2TY Hidden RTD Type Range PT100 NI100 NI120 CU10 RTD3TY Hidden RTD Type Range PT100 NI100 NI120 CU10 RTD4TY Hidden RTD Type Range PT100 NI100 NI120 CU10 RTD5TY Hidden R...

Page 398: ...0 250 C OFF 32 482 F TRTMP2 Hidden RTD Alarm Temperature Range OFF 0 250 C OFF 32 482 F ALTMP2 Hidden RTD Trip Temperature Range OFF 0 250 C OFF 32 482 F TRTMP3 Hidden RTD Alarm Temperature Range OFF 0 250 C OFF 32 482 F ALTMP3 Hidden RTD Trip Temperature Range OFF 0 250 C OFF 32 482 F TRTMP4 Hidden RTD Alarm Temperature Range OFF 0 250 C OFF 32 482 F ALTMP4 Hidden RTD Trip Temperature Range OFF 0...

Page 399: ...250 C OFF 32 482 F ALTMP9 Hidden RTD Trip Temperature Range OFF 0 250 C OFF 32 482 F TRTMP10 Hidden RTD Alarm Temperature Range OFF 0 250 C OFF 32 482 F ALTMP10 Hidden RTD Trip Temperature Range OFF 0 250 C OFF 32 482 F TRTMP11 Hidden RTD Alarm Temperature Range OFF 0 250 C OFF 32 482 F ALTMP11 Hidden RTD Trip Temperature Range OFF 0 250 C OFF 32 482 F TRTMP12 Hidden RTD Alarm Temperature Range OF...

Page 400: ... Hidden if no voltage option or if DELTA_Y D Level 1 Phase U V Pickup Range OFF 1 300 V 27P1P 40 Level 2 Phase U V Pickup Range OFF 1 300 V 27P2P OFF Overvoltage O V Elements Hidden if no voltage option or if DELTA_Y D Level 1 Phase O V Pickup Range OFF 1 300 V 59P1P 73 Level 2 Phase O V Pickup Range OFF 1 300 V 59P2P OFF Residual O V Pickup Hidden if SINGLEV Y Range OFF 1 300 V 59GP OFF Reactive ...

Page 401: ...ase Underpower Trip Pickup Range OFF 30 2000 W ITAP 5 A OFF 6 400 W ITAP 1 A 37PTP OFF Phase Underpower Trip Time Delay Hidden if 37PTP OFF Range 0 00 400 00 s 37PTD Hidden Underpower Element Arming Delay Hidden if both 37PAP and 37PTP OFF Range 0 15000 s 37DLY Hidden Power Factor Element Settings Hidden if no voltage option Power Factor Alarm Leading Pickup Range OFF 0 05 0 99 55LDAP OFF Power Fa...

Page 402: ...ickup Range OFF 20 00 70 00 Hz 81D1P 59 10 Level 1 Time Delay Hidden if 81D1P OFF Range 0 03 400 00 s 81D1D 0 03 Level 2 Pickup Range OFF 20 00 70 00 Hz 81D2P OFF Level 2 Time Delay Hidden if 81D2P OFF Range 0 03 400 00 s 81D2D Hidden Level 3 Pickup Range OFF 20 00 70 00 Hz 81D3P OFF Level 3 Time Delay Hidden if 81D3P OFF Range 0 03 400 00 s 81D3D Hidden Page 12 of 17 ...

Page 403: ...I Maximum Phase Current AOPARM LOAD_I Analog Output Full Scale Current Only shown if AOPARM AVG_I or MAX_I Range 0 5 80 0 A ITAP 5 A 0 1 16 0 A ITAP 1 A AOFSC Hidden Front Panel Display Settings Front Panel Timeout Range 0 30 min FP_TO 15 Front Panel Display Brightness Range 25 50 75 100 FPBRITE 50 Front Panel Power Display Hidden if no voltage option Range Y N FP_KW N Front Panel RTD Display Hidd...

Page 404: ...Range Y N TRFS Y Enable OUT1 Contact Fail Safe Range Y N OUT1FS N Enable OUT2 Contact Fail Safe Range Y N OUT2FS N Enable OUT3 Contact Fail Safe Range Y N OUT3FS N Minimum Trip Duration Time Range 0 00 400 00 s TDURD 0 5 Antibackspin Setting Antibackspin Starting Delay Range 0 60 min ABSDLY 0 Factory Logic Settings Use Factory Logic Settings Range Y N FACTLOG Y Page 14 of 17 ...

Page 405: ...ASCII Hidden when Protocol MOD Baud Rate Range 300 19200 SPEED 2400 Data Bits Range 7 8 BITS 8 Parity Range O E N PARITY N Stop Bits Range 1 2 STOP 1 Timeout Range 0 30 min T_OUT 15 Send Auto Messages to Port Range Y N AUTO N Enable Hardware Handshaking Range Y N RTSCTS N Fast Operate Enable Range Y N FASTOP N Protocol MOD Hidden when Protocol ASCII Baud Rate Range 300 19200 SPEED 2400 Parity Rang...

Page 406: ...s Use NA to disable setting SER2 STARTING RUNNING STOPPED JAMTRIP LOSSALRM LOSSTRIP 46UBA 46UBT 49A 49T 47T SPEEDSW SPEEDSTR TRIP OUT1 OUT2 OUT3 50G1T 50G2T 50N1T 50N2T SER3 Range 24 Relay Word bits separated by commas Use NA to disable setting SER3 RTDFLT WDGALRM WDGTRIP BRGALRM BRGTRIP AMBALRM AMBTRIP OTHALRM OTHTRIP 81D1T 81D2T 81D3T TRGTR START 50P1T 50P2T SER4 Range 24 Relay Word bits separat...

Page 407: ...ED MOTOR_STOPPED BEGINS ENDS ALIAS4 JAMTRIP LOAD_JAM_TRIP PICKUP DROPOUT ALIAS5 LOSSTRIP LOAD_LOSS_TRIP PICKUP DROPOUT ALIAS6 LOSSALRM LOAD_LOSS_ALARM PICKUP DROPOUT ALIAS7 46UBA UNBALNC_I_ALARM PICKUP DROPOUT ALIAS8 46UBT UNBALNC_I_TRIP PICKUP DROPOUT ALIAS9 49A THERMAL_ALARM PICKUP DROPOUT ALIAS10 49T THERMAL_TRIP PICKUP DROPOUT ALIAS11 47T PHS_REVRSL_TRIP PICKUP DROPOUT ALIAS12 SPDSTR SPEED_SW_...

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Page 409: ...ndary Rating Range 1 A 5 A ITAP Neutral IN CT Ratio Range 1 6000 CTRN Neutral CT Secondary Rating Range 1 A 5 A INTAP Phase Rotation Range ABC ACB PHROT Nominal Frequency Range 50 60 Hz FNOM Date Format Range MDY YMD DATE_F Demand Meter Time Constant Range 5 10 15 30 60 min DTMC Phase VA VB VC VT Ratio Hidden if voltages not included Range 1 6000 PTR Phase VT Connection Hidden if voltages not incl...

Page 410: ......

Page 411: ...0 s LRTCOLD Locked Rotor Trip Time Dial Range 0 10 1 50 TD Thermal Element Settings when Setting Method GENERIC Hidden when SETMETH RATING or USER Full Load Amps Range 1 00 8 00 A ITAP 5 A 0 20 1 60 A ITAP 1 A FLA Service Factor Range 1 00 1 50 SF Curve Number Range 1 45 CURVE Thermal Element Settings whenSetting Method USER Hidden when SETMETH RATING or GENERIC Full Load Amps Range 1 00 8 00 A IT...

Page 412: ......

Page 413: ...0 Time to Trip at 3 50 x FLA Range 1 0 6000 0 s NP TTT350 Time to Trip at 4 00 x FLA Range 1 0 6000 0 s NP TTT400 Time to Trip at 4 50 x FLA Range 1 0 6000 0 s NP TTT450 Time to Trip at 5 00 x FLA Range 1 0 600 0 s NP TTT500 Time to Trip at 5 50 x FLA Range 1 0 600 0 s TTT550 Time to Trip at 6 00 x FLA Range 1 0 600 0 s TTT600 Time to Trip at 6 50 x FLA Range 1 0 600 0 s TTT650 Time to Trip at 7 0...

Page 414: ......

Page 415: ...OFF 0 05 20 00 A ITAP 1 A 50P1P Level 1 Phase O C Time Delay Range 0 00 400 00 s 50P1D Level 2 Phase O C Pickup Range OFF 0 25 100 00 A ITAP 5 A OFF 0 05 20 00 A ITAP 1 A 50P2P Level 2 Phase O C Time Delay Range 0 00 400 00 s 50P2D Level 1 Residual O C Pickup Range OFF 0 25 100 00 A ITAP 5 A OFF 0 05 20 00 A ITAP 1 A 50G1P Level 1 Residual O C Time Delay Range 0 00 400 00 s 50G1D Level 2 Residual ...

Page 416: ......

Page 417: ...Load Jam Trip Pickup Range OFF 0 5 6 0 pu FLA LJTPU Load Jam Trip Delay Range 0 00 400 0 s LJTDLY Load Loss Element Settings Hidden when voltage option available Load Loss Alarm Threshold Range OFF 30 2000 W ITAP 5 A OFF 6 400 W ITAP 1 A LLAPU Hidden when LLAPU OFF Load Loss Trip Threshold Range 30 2000 W ITAP 5 A 6 400 W ITAP 1 A LLTPU Load Loss Starting Time Delay Range 0 15000 s LLSDLY Load Los...

Page 418: ......

Page 419: ...ance Trip Delay Range 0 40 400 00 s 46UBTD Phase Reversal Tripping Setting Enable Phase Reversal Tripping Range Y N E47T Speed Switch Tripping Time Delay Setting Speed Switch Trip Time Delay Range OFF 0 50 400 00 s SPDSDLY RTD Configuration Settings RTD Input Option INT is not available if no RTD option Range INT EXT NONE RTDOPT Temperature Preference Setting Hidden when RTDOPT NONE Range C F TMPR...

Page 420: ......

Page 421: ... AMB OTH NONE RTD11LOC RTD Location Hidden when RTDOPT INT Range WDG BRG AMB OTH NONE RTD12LOC RTD Type Settings Hidden when RTDOPT NONE RTD Type Range PT100 NI100 NI120 CU10 RTD1TY RTD Type Range PT100 NI100 NI120 CU10 RTD2TY RTD Type Range PT100 NI100 NI120 CU10 RTD3TY RTD Type Range PT100 NI100 NI120 CU10 RTD4TY RTD Type Range PT100 NI100 NI120 CU10 RTD5TY RTD Type Range PT100 NI100 NI120 CU10 ...

Page 422: ......

Page 423: ... F TRTMP2 RTD Alarm Temperature Range OFF 0 250 C OFF 32 482 F ALTMP2 RTD Trip Temperature Range OFF 0 250 C OFF 32 482 F TRTMP3 RTD Alarm Temperature Range OFF 0 250 C OFF 32 482 F ALTMP3 RTD Trip Temperature Range OFF 0 250 C OFF 32 482 F TRTMP4 RTD Alarm Temperature Range OFF 0 250 C OFF 32 482 F ALTMP4 RTD Trip Temperature Range OFF 0 250 C OFF 32 482 F TRTMP5 RTD Alarm Temperature Range OFF 0...

Page 424: ......

Page 425: ...TMP9 RTD Trip Temperature Range OFF 0 250 C OFF 32 482 F TRTMP10 RTD Alarm Temperature Range OFF 0 250 C OFF 32 482 F ALTMP10 RTD Trip Temperature Range OFF 0 250 C OFF 32 482 F TRTMP11 RTD Alarm Temperature Range OFF 0 250 C OFF 32 482 F ALTMP11 RTD Trip Temperature Range OFF 0 250 C OFF 32 482 F TRTMP12 RTD Alarm Temperature Range OFF 0 250 C OFF 32 482 F ALTMP12 Enable Winding Trip Voting Range...

Page 426: ......

Page 427: ...n if no voltage option or if DELTA_Y D Level 1 Phase U V Pickup Range OFF 1 300 V 27P1P Level 2 Phase U V Pickup Range OFF 1 300 V 27P2P Overvoltage O V Elements Hidden if no voltage option or if DELTA_Y D Level 1 Phase O V Pickup Range OFF 1 300 V 59P1P Level 2 Phase O V Pickup Range OFF 1 300 V 59P2P Residual O V Pickup Hidden if SINGLEV Y Range OFF 1 300 V 59GP Reactive Power VAR Element Settin...

Page 428: ......

Page 429: ... Phase Underpower Trip Pickup Range OFF 30 2000 W ITAP 5 A OFF 6 400 W ITAP 1 A 37PTP Phase Underpower Trip Time Delay Hidden if 37PTP OFF Range 0 00 400 00 s 37PTD Underpower Element Arming Delay Hidden if both 37PAP and 37PTP OFF Range 0 15000 s 37DLY Power Factor Element Settings Hidden if no voltage option Power Factor Alarm Leading Pickup Range OFF 0 05 0 99 55LDAP Power Factor Alarm Lagging ...

Page 430: ......

Page 431: ...el 1 Pickup Range OFF 20 00 70 00 Hz 81D1P Level 1 Time Delay Hidden if 81D1P OFF Range 0 03 400 00 s 81D1D Level 2 Pickup Range OFF 20 00 70 00 Hz 81D2P Level 2 Time Delay Hidden if 81D2P OFF Range 0 03 400 00 s 81D2D Level 3 Pickup Range OFF 20 00 70 00 Hz 81D3P Level 3 Time Delay Hidden if 81D3P OFF Range 0 03 400 00 s 81D3D Page 12 of 17 ...

Page 432: ......

Page 433: ...hase Current MAX_I Maximum Phase Current AOPARM Analog Output Full Scale Current Only shown if AOPARM AVG_I or MAX_I Range 0 5 80 0 A ITAP 5 A 0 1 16 0 A ITAP 1 A AOFSC Front Panel Display Settings Front Panel Timeout Range 0 30 min FP_TO Front Panel Display Brightness Range 25 50 75 100 FPBRITE Front Panel Power Display Hidden if no voltage option Range Y N FP_KW Front Panel RTD Display Hidden if...

Page 434: ......

Page 435: ...nge Y N TRFS Enable OUT1 Contact Fail Safe Range Y N OUT1FS Enable OUT2 Contact Fail Safe Range Y N OUT2FS Enable OUT3 Contact Fail Safe Range Y N OUT3FS Minimum Trip Duration Time Range 0 00 400 00 s TDURD Antibackspin Setting Antibackspin Starting Delay Range 0 60 min ABSDLY Factory Logic Settings Use Factory Logic Settings Range Y N FACTLOG Page 14 of 17 ...

Page 436: ......

Page 437: ...ol ASCII Hidden when Protocol MOD Baud Rate Range 300 19200 SPEED Data Bits Range 7 8 BITS Parity Range O E N PARITY Stop Bits Range 1 2 STOP Timeout Range 0 30 min T_OUT Send Auto Messages to Port Range Y N AUTO Enable Hardware Handshaking Range Y N RTSCTS Fast Operate Enable Range Y N FASTOP Protocol MOD Hidden when Protocol ASCII Baud Rate Range 300 19200 SPEED Parity Range O E N PARITY Modbusâ...

Page 438: ......

Page 439: ...bits separated by commas Use NA to disable setting SER1 SER2 Range 24 Relay Word bits separated by commas Use NA to disable setting SER2 SER3 Range 24 Relay Word bits separated by commas Use NA to disable setting SER3 SER4 Range 24 Relay Word bits separated by commas Use NA to disable setting SER4 SER Alias Settings Enable ALIAS Settings Range N 1 20 EALIAS Page 16 of 17 ...

Page 440: ......

Page 441: ...Relay Word bit space Alias space Asserted text space Alias and text strings can each be up to 15 text characters Asserted and deasserted text strings are not required Use NA to disable setting ALIAS1 ALIAS2 ALIAS3 ALIAS4 ALIAS5 ALIAS6 ALIAS7 ALIAS8 ALIAS9 ALIAS10 ALIAS11 ALIAS12 ALIAS13 ALIAS14 ALIAS15 ALIAS16 ALIAS17 ALIAS18 ALIAS19 ALIAS20 Page 17 of 17 ...

Page 442: ......

Page 443: ...in this instruction manual include 27 Undervoltage Element 37 Underpower Element 46 Phase Balance or Current Unbalance Element 47 Phase Sequence Element 49 Thermal Element 50 Overcurrent Element 52 AC Circuit Breaker 55 Power Factor Element 59 Overvoltage Element 66 Jogging Device limits number of operations within a given time of each other 81 Frequency Element These numbers are frequently used w...

Page 444: ...on to its true state logical 1 To close a normally open output contact To open a normally closed output contact Breaker Auxiliary Contact A spare electrical contact associated with a circuit breaker that opens or closes to indicate the breaker position A form a breaker auxiliary contact ANSI Standard Device Number 52A closes when the breaker is closed opens when the breaker is open A form b breake...

Page 445: ...emove a short circuit or closed contact from an SEL 701 Relay input To clear a logic condition to its false state logical 0 To open a normally open output contact To close a normally closed output contact Delta As used in this instruction manual a phase to phase connection of voltage transformers for electrical measuring purposes Typically two voltage transformers are used with one primary lead of...

Page 446: ...mmands and responses FID Relay firmware identification string Lists the relay model firmware version and datecode and other information that uniquely identifies the firmware installed in a particular relay Firmware The nonvolatile program stored in the relay that defines relay operation Flash A type of nonvolatile relay memory used for storing large blocks of nonvolatile data such as load profile ...

Page 447: ...d Starting Thermal Capacity A motor parameter that the SEL 701 Relay can calculate using data collected over time In order to calculate Learned Starting Thermal Capacity the relay records the percent of thermal model capacity used during each of the last five motor starts LED Abbreviation for Light Emitting Diode Used as indicator lamps on the relay front panel Load Jam Element A motor protection ...

Page 448: ...er settable value Used to detect and trip in response to motor or cable ground faults Nominal Frequency Normal electrical system frequency usually 50 or 60 Hz Nonfail Safe Refers to an output contact that is not energized during normal relay operation When referred to a trip or stop output contact the protected motor remains in operation unprotected when relay power is removed or if the relay fail...

Page 449: ...ctive Power Element A motor protection element that can trip the protected motor if the measured reactive power exceeds a user settable threshold Relay Word The collection of relay element and logic results Each element or result is represented by a unique identifier known as a Relay Word bit Relay Word Bit A single relay element or logic result that the relay updates once each processing interval...

Page 450: ...nd other critical systems SELOGICâ Control Equation A relay setting that allows you to control a relay function such as an output contact using a logical combination of relay element outputs and fixed logic outputs Logical AND OR INVERT Rising Edge and Falling Edge operators plus a single level of parentheses are available to use in each control equation setting Sequential Events Recorder A relay ...

Page 451: ...ge calculated from the sum of the three phase to neutral voltages if connected VT Abbreviation for voltage transformer Also referred to as a potential transformer or PT Wye As used in this instruction manual a phase to neutral connection of voltage transformers for electrical measuring purposes Three voltage transformers are used with one primary lead of the first transformer connected to A phase ...

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Page 453: ...rotection 4 45 lockout B 21 Antijogging Protection 4 25 2 Apparent Power See also Meter average running 8 9 demand 8 3 glossary entry GL 2 load profile 8 7 meter 8 2 ASCII Protocol EIA 232 port 2 21 Average Data See Motor Statistics Battery See Clock Battery Breaker Auxiliary Contact contact input 2 16 2 17 control equation B 22 Chassis Ground chassis connection 2 10 figure of 2 6 Clock Battery li...

Page 454: ...ee also Meter elements 4 27 logic diagram B 33 percent unbalance equations 4 27 functional test 7 12 load profile 8 7 meter 8 2 protection using unbalance element 4 27 using overcurrent element 4 25 using thermal element 4 8 Current Unbalance Element glossary entry GL3 Currents See also Ground CT Meter average running 8 9 connections ground neutral 2 11 phase 2 10 demand 8 3 load profile 8 7 start...

Page 455: ...al Port EIA 232 EIA 485 Port See Serial Port EIA 485 Emergency Restart contact input 2 17 front panel function 5 9 impact on antibackspin 4 46 impact on antijogging 4 25 logic B 24 Energy Meter 8 5 front panel function 5 16 serial port command 6 16 EVENT Command 6 13 Event History See History Event Report 9 7 clearing the buffer 9 12 column definitions 9 8 example 9 16 factory tripping logic 4 49 ...

Page 456: ...8 meter values 5 16 motor statistics 5 18 pulse output contact 5 21 reset learned parameters 5 22 reset thermal model 5 22 reset trip targets 5 10 set relay 5 10 front serial port 5 13 rear serial port 5 14 relay date 5 14 relay elements 5 11 relay password 5 15 relay time 5 15 SER function 5 12 start motor 5 9 status of relay 5 20 stop motor 5 9 view relay word 5 21 See also TARGET Command passwo...

Page 457: ... 15 8 2 demand 5 16 6 16 8 3 energy 5 16 6 16 8 5 frequency 5 16 6 15 8 2 front panel menu 5 16 instantaneous 5 16 6 15 8 2 max min 5 16 6 17 8 3 power 5 16 6 15 6 16 6 17 8 2 8 3 power factor 5 16 6 15 8 2 reactive power 5 16 6 15 6 16 6 17 8 2 8 3 resetting quantities 5 16 6 18 RTD 5 16 6 17 8 4 serial port command 6 15 starts this hour 5 16 6 17 temperature 5 16 6 17 8 3 8 4 thermal 5 16 6 17 8...

Page 458: ...istics OR Operator B 10 Overcurrent Elements 4 23 logic diagram B 35 negative sequence 4 25 neutral 4 23 application example 4 24 glossary entry GL 6 phase 4 23 residual 4 23 4 24 Parentheses Operator B 11 Part Number 1 8 creation 1 8 table 1 4 1 8 Password command 6 20 factory default 5 7 front panel change 5 6 5 15 entry 5 6 5 15 serial port command 6 20 PeakData See Motor Statistics Phase Rever...

Page 459: ...t Targets 9 3 Resistance Temperature Device RTD See also Meter alarm temperatures 4 33 biasing 4 33 4 34 connections 2 18 failure messages 8 4 functional test 7 15 location settings 4 31 ambient 4 31 bearing 4 31 other 4 31 winding 4 31 temperature analog output 4 42 average 8 9 display 4 43 profile 8 7 temperature vs resistance table 4 35 thermal meter 5 16 trip temperatures 4 33 trip voting 4 33...

Page 460: ...mand 6 21 Serial Number Label 1 10 Serial Ports EIA 232 access levels 6 7 automatic messages 6 32 command summary 6 8 communication cable 6 3 connector pinout 6 3 control characters 6 6 factory default settings 6 5 front panel 5 1 settings 4 50 EIA 485 2 22 Modbus protocol C 1 wiring diagram 2 23 SET Command 6 22 Set Relay editing keystrokes 6 23 SET Command 6 22 using front panel 5 10 Settings Se...

Page 461: ... 4 38 OUT1FS 4 45 OUT2FS 4 45 OUT3FS 4 45 PARITY 4 50 4 51 PHROT 4 5 4 5 PROTO 4 50 4 51 PTR 4 6 PVARAP 4 38 PVARTP 4 38 RID 4 4 RTD1LOC RTD12LOC 4 31 RTD1TY RTD12TY 4 32 RTDBEN 4 33 RTDOPT 4 30 RTSCTS 4 50 SER1 SER4 4 52 SETMETH 4 9 4 11 4 17 SF 4 9 4 11 4 17 SINGLE_V 4 6 SLAVEID 4 51 SPDSDLY 4 29 SPEED 4 50 4 51 STOP 4 50 T_OUT 4 50 TBSDLY 4 25 TCAPU 4 21 TCLRNEN 4 21 TCSTART 4 21 TD 4 9 TDURD 4...

Page 462: ...y 4 41 level 2 undervoltage pickup 4 37 4 38 level 3 pickup 4 41 level 3 time delay 4 41 load jam trip delay 4 25 load jam trip pickup 4 25 load loss alarm threshold 4 26 load loss alarm time delay 4 26 load loss starting delay 4 26 load loss starting time delay 4 26 load loss trip threshold 4 26 load loss trip time delay 4 26 locked rotor trip time dial 4 9 maximum number of starts per hour 4 25 ...

Page 463: ... Switch contact input 2 17 2 17 control equation B 27 logic diagram B 42 tripping function 4 29 Start Motor front panel function 5 9 logic B 23 STR command 6 27 Starting See also Motor Start Report Motor Start Trend current 8 12 average 8 9 LED indication 9 3 minimum voltage 8 12 average 8 9 thermal capacity 8 12 time 8 12 average 8 9 Starts Per Hour 4 25 lockout B 21 meter 5 16 6 17 8 4 protectio...

Page 464: ...ement Biasing 4 34 Thermal Limit 3000 HP motor example 4 19 generic curves figure 4 13 time per curve 4 11 Thermal Model See Thermal Element Thermistors 2 18 Thermocouples 2 18 Time Between Starts lockout B 21 meter 5 16 6 17 8 4 protection 4 25 TIME Command 6 30 Time to Thermal Trip meter 5 16 6 17 8 4 Torque mounting nut spec 2 4 TRIGGER Command 6 31 TripContact fail safe operation 4 45 minimum ...

Page 465: ... voltage elements 4 37 protection elements 4 37 single phase to neutral wiring diagram 2 9 single phase to phase wiring diagram 2 9 starting 8 12 8 14 WiringDiagrams 4 wire wye voltages 2 7 contact inputs 2 17 contact output 2 14 delta voltages 2 8 EIA 485 port 2 23 ground CT 2 7 motor starting 2 16 residual IN connection 2 8 RTD connections relay 2 20 side panel 2 6 single phase to neutral voltag...

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Page 467: ...Level 1 6 11 2 PASSWORD View change password 6 20 2 QUIT Go to Access Level 1 6 21 Relay Self Test Status Commands 1 STATUS Display relay self test status 6 26 2 STATUS R Clear self test status and restart relay 6 27 Relay Clock Calendar Commands 1 DATE View change date 6 12 1 TIME View change time 6 30 Meter Data Commands 1 METER Display metering data 6 15 1 METER D Display demand and peak demand...

Page 468: ... 6 31 Motor Data Commands 1 LDP Display load profile data 6 14 1 LDP D Display load profile buffer size 6 15 2 LDP R Reset load profile data 6 15 1 MOTOR Display motor statistics 6 18 2 MOTOR R Reset motor statistics 6 19 1 MSR Display motor start reports 6 19 1 MSR F Display the format of a motor start report 6 19 1 MST Display motor start trend data 6 19 2 MST R Reset motor start trend data 6 19...

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