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345 TRANSFORMER PROTECTION SYSTEM – QUICKSTART GUIDE

15

345 Transformer Protection System

Chapter 2: Installation

GE

Grid Solutions

Installation

Mechanical installation

This section describes the mechanical installation of the 345 system, including dimensions
for mounting and information on module withdrawal and insertion.

Dimensions

The dimensions of the 345 are shown below. Additional dimensions for mounting and
panel cutouts are shown in the following sections.

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Summary of Contents for 345

Page 1: ...Guide 345 revision 1 5x Manual P N 1601 9100 A8 GE publication code GEK 113569G 1601 9100 A8 345 Transformer Protection System Transformer protection and control GE Grid Solutions LISTED 52TL IND CON...

Page 2: ...tilin warranty htm For products shipped before 1 October 2013 the standard 24 month warranty applies Repairs The firmware and software can be upgraded without return of the device to the factory For i...

Page 3: ...ate or disconnect all hazardous live circuits and sources of electric power Failure to shut equipment off prior to removing the power connections could expose you to dangerous voltages causing injury...

Page 4: ...if not avoided could result in minor or moderate injury Note Indicates practices not related to personal injury For further assistance For product support contact the information and call center as f...

Page 5: ...nting 17 Standard panel mount 18 Drawout unit withdrawal and insertion 21 IP20 Cover optional 22 Electrical installation 23 Terminal identification 25 Wire range 28 Phase sequence and transformer pola...

Page 6: ...ding and saving setpoint files 55 Adding setpoints files to the environment 55 Creating a new setpoint file 56 Upgrading setpoint files to a new revision 57 Printing setpoints and actual values 58 Pri...

Page 7: ...d control Equipped with serial RS485 USB and Ethernet ports as well as a wide selection of protocols such as Modbus DNP3 0 IEC60870 5 103 60870 5 104 IEC 61850 GOOSE the 345 relay is the best in class...

Page 8: ...relay via the EnerVista SR3 Setup software for display and diagnostics Phasors Transients and Harmonics Current waveforms are processed twice every cycle with a DC Offset Filter and a Discrete Fourier...

Page 9: ...ifferential 87G Restricted Ground Fault 49 Thermal Model 50P Phase Instantaneous Overcurrent 50G Ground Sensitive Ground Instantaneous Overcurrent 50N Neutral Instantaneous Overcurrent 50BF Breaker Fa...

Page 10: ...fferential element one Instantaneous Differential element two Restricted Ground Fault elements one Thermal Model two Breaker Failure elements two of each Phase Ground and Neutral Instantaneous Overcur...

Page 11: ...TION GND TOC1 FUNCTION PH IOC1 FUNCTION GND IOC1 FUNCTION SETPOINTS S1 RELAY SETUP S2 SYSTEM SETUP S3 PROTECTION S4 CONTROLS S5 INPUTS OUTPUTS MAINTENANCE M1 RELAY INFO M3 BKR MAINTENANCE M4 BKR MONIT...

Page 12: ...e information to specify a 345 relay is provided in the following Order Code figure Figure 1 3 Order Codes NOTE NOTE Features related to each order number are subject to change without notice Accessor...

Page 13: ...T Dropout Level 97 to 99 of Pickup I 1 x CT Pickup 0 02 x CT I 1 x CT Curve Shape ANSI Extremely Very Moderately Normally Inverse Definite Time 0 1 s base curve IEC Curve A B C Short IAC Extremely Ver...

Page 14: ...reater I 1 5 x PKP TRANSFORMER PERCENT DIFFERENTIAL PROTECTION 87T Differential Restraint Characteristic Dual Slope Dual Breakpoint Minimum Pickup Level 0 05 to 1 00 x CT in steps of 0 01 Slope 1 Rang...

Page 15: ...f reading at 0 1 CT 3 of reading from 0 02 to 3 CT 20 of reading from 0 002 to 0 019 CT CT withstand 1 second at 100 rated current 2 seconds at 40 rated current continuous at 3 rated current Data capt...

Page 16: ...out Level 97 to 98 of pickup Timer 1 Delay 0 03 to 1 00 s in steps of 0 01 s Timer 2 Delay 0 00 to 1 00 s in steps of 0 01 s Time Delay Accuracy 0 to 1 cycle Timer 1 Timer 2 Level Accuracy per CT inpu...

Page 17: ...r alloy Operate time 8 ms Continuous current 10 A Make and carry for 0 2s 30 A per ANSI C37 90 Break DC inductive L R 40 ms 24 V 1 A 48 V 0 5 A 125 V 0 3 A 250 V 0 2 A Break DC resistive 24 V 10 A 48...

Page 18: ...transfer rate 115 kbps Testing and certification TESTING AND CERTIFICATION TEST REFERENCE STANDARD TEST LEVEL Dielectric voltage withstand high voltage power supply 2200 VAC for one second low voltag...

Page 19: ...tal Dry heat IEC60068 2 2 85C 16hrs Relative Humidity Cyclic IEC60068 2 30 6day variant 2 EFT IEEE ANSI C37 90 1 4KV 2 5Khz Damped Oscillatory IEEE ANSI C37 90 1 2 5KV 1Mhz RF Immunity IEEE ANSIC37 90...

Page 20: ...Reference Manual Weight 4 1 kg 9 0 lb Environmental specifications ENVIRONMENTAL SPECIFICATIONS Ambient temperatures Storage Shipping 40C to 85C Operating 40C to 60C Humidity Operating up to 95 non co...

Page 21: ...stallation Mechanical installation This section describes the mechanical installation of the 345 system including dimensions for mounting and information on module withdrawal and insertion Dimensions...

Page 22: ...16 345 TRANSFORMER PROTECTION SYSTEM QUICKSTART GUIDE MECHANICAL INSTALLATION CHAPTER 2 INSTALLATION Figure 2 1 345 dimensions Drawout...

Page 23: ...UICKSTART GUIDE 17 Figure 2 2 345 dimensions Non drawout unit Product identification The product identification label is located on the side panel of the 345 This label indicates the product model ser...

Page 24: ...ATION Standard panel mount The standard panel mount and cutout dimensions are illustrated below CAUTION To avoid the potential for personal injury due to fire hazards ensure the unit is mounted in a s...

Page 25: ...nel slide the empty case into the cutout until the bottom tab clicks into place see above 2 From the rear of the panel screw the case into the panel at the 8 screw positions shown above 3 If added sec...

Page 26: ...IDE MECHANICAL INSTALLATION CHAPTER 2 INSTALLATION Figure 2 7 Panel cutout dimensions 5 350 0 010 135 9 mm 0 25mm 4 100 0 010 104 1 mm 0 25 mm 0 200 5 1 mm 6 900 0 010 175 3 mm 0 25 mm 6 000 0 010 152...

Page 27: ...GHTEN THE SCREW UNTIL THE HANDLE IS PARALLEL WITH THE FRONT PANEL SURFACE THE HANDLE MUST BE ROTATED 90 WHILE SLIDING THE 345 DRAW OUT UNIT INTO THE CAPTIVE UNIT 8 32X3 8IN P HD PHIL BLK GE PART 1408...

Page 28: ...g torque of 8lb in in the following order A Remove the 2 mounting screws near letters A and C of label ABC item 2 and mount 2 standoffs B Remove the 2 mounting screws near the letters B and E of label...

Page 29: ...SB F5 F4 F3 RS485 IRIG B F1 F2 COMMUNICATIONS CONTROL POWER A B C E5 D5 E6 D6 E7 D7 E8 D8 IA IA IB IB IC IC IG IG 7 CRITICAL FAILURE RELAY 3 AUXILIARY 4 AUXILIARY 5 AUXILIARY 6 AUXILIARY 2 TRIP 1 TRIP...

Page 30: ...C3 RS485 IRIG B C1 C2 COMMUNICATIONS CONTROL POWER A B C E5 D5 E6 D6 E7 D7 E8 D8 IA IA IB IB IC IC IG IG 7 CRITICAL FAILURE RELAY 3 AUXILIARY 4 AUXILIARY 5 AUXILIARY 6 AUXILIARY 2 TRIP 1 TRIP OPTIONAL...

Page 31: ...TE When installing two lugs on one terminal both lugs should be right side up as shown in the picture below This is to ensure the adjacent lower terminal block does not interfere with the lug body Fig...

Page 32: ...26 345 TRANSFORMER PROTECTION SYSTEM QUICKSTART GUIDE ELECTRICAL INSTALLATION CHAPTER 2 INSTALLATION Figure 2 14 INCORRECT INSTALLATION METHOD lower lug reversed...

Page 33: ...CT W1 PHASE A CT W1 PHASE B CT W1 PHASE C CT W1 GND CT W2 PHASE A CT W2 PHASE B CT W2 PHASE C CT W2 GND CT IRIG B IRIG B RS485 RS485 RS485 COM CHASSIS GND RESERVED RESERVED POWER SUPPLY CHASSIS GND W...

Page 34: ...h an isolating transformer There are no internal ground connections on the current inputs Current transformers with 1 to 6000 A primaries may be used CAUTION Verify that the relay s nominal input curr...

Page 35: ...h impedance grounded system or on ungrounded systems On ungrounded systems it is connected residually with the phase current inputs In this case the SENSTV GND CT PRIMARY setpoint should be programmed...

Page 36: ...und on the relay specifies its order code or model number The installed power supply s operating range will be one of the following LO 24 to 48 V DC Range 20 to 60 V DC HI 125 to 250 V DC 120 to 240 V...

Page 37: ...ating feature resets but the breaker does not change state the output relay will be reset after a default interval of 2 seconds If neither of the breaker auxiliary contacts 52a nor 52b is programmed t...

Page 38: ...eneral a high resistance is detected in the circuitry a Trip alarm will be set and the ALARM and MAINTENANCE LEDs will be on Example 1 The figures below show the two different connections of the break...

Page 39: ...else relay hardware may be damaged A wet contact has one side connected to the positive terminal of an external DC power supply The other side of this contact is connected to the required contact inp...

Page 40: ...rminals of each RS485 port are tied together and grounded only once at the master or at the 345 Failure to do so may result in intermittent or failed communications The source computer PLC SCADA syste...

Page 41: ...itude modulated AM form The type of form is auto detected by the 345 relay Third party equipment is available for generating the IRIG B signal this equipment may use a GPS satellite system to obtain t...

Page 42: ...36 345 TRANSFORMER PROTECTION SYSTEM QUICKSTART GUIDE ELECTRICAL INSTALLATION CHAPTER 2 INSTALLATION...

Page 43: ...ransformer Protection System Interfacing via the relay keypad and display Interfacing via the EnerVista SR3 Setup software This section provides an overview of the interfacing methods available with t...

Page 44: ...el interface Figure 3 1 Transformer Protection System Front Panel ENTER MENU ESCAPE RESET 897351A1 cdr USB GE Multilin SR345 Transformer Protection System IN SERVICE TROUBLE SETPOINT GROUP 1 SETPOINT...

Page 45: ...sed system information is displayed after a user defined period of inactivity Pressing the Menu key during the display of default message returns the display to the last message shown before the defau...

Page 46: ...sub pages and to store altered setpoint values into memory to complete the change The MESSAGE key can also be used to enter sub pages but not to store altered setpoints The ESCAPE key is also dual pu...

Page 47: ...ter the fault condition has cleared ALARM Amber This LED will flash upon detection of an alarm condition with element functions selected as alarm The LED will automatically turn off if the alarm condi...

Page 48: ...ated The Target Messages can be reviewed by pressing either the MESSAGE UP or MESSAGE DOWN key If a RESET command is not performed but any of the other faceplate pushbuttons is pressed the display wil...

Page 49: ...ED Display the cause of major self test failure Record the major self test failure in the Event Recorder Figure 3 6 Typical Self test warning Table 3 1 Minor Self test Errors Self test Error Message L...

Page 50: ...essage appears upon an attempt to enter an incorrect password as part of password security Software setup Self test Error Message Latched Target Message Description of Problem How Often the Test is Pe...

Page 51: ...essed from the Tree which launches on clicking EnerVista SR3 Setup Software Although settings can be entered manually using the control panel keys a PC can be used to download setpoints through the co...

Page 52: ...re Windows 7 32 bit or 64 bit or Windows 8 1 32 bit or 64 bit The EnerVista SR3 Setup software can be installed from either the GE EnerVista CD or the GE Multilin website at http www gegridsolutions c...

Page 53: ...cess 7 Select the complete path including the new directory name where the EnerVista SR3 Setup software will be installed 8 Click on Next to begin the installation The files will be installed in the d...

Page 54: ...ommunicate from your computer to the 345 Relay using the USB port 10 Plug the USB cable into the USB port on the 345 Relay then into the USB port on your computer 11 Launch EnerVista SR3 Setup from La...

Page 55: ...r will be required Refer to the F485 manual for additional details To configure the relay for Ethernet communications see Configuring Ethernet Communications below 1 Install and start the latest versi...

Page 56: ...Quick Connect feature The Quick Connect button can be used to establish a fast connection through the front panel USB port of a 345 relay or through the Ethernet port The following window will appear...

Page 57: ...oftware available from the GE EnerVista CD See the previous section for the installation procedure 2 Click on the Device Setup button to open the Device Setup window and click the Add Site button to d...

Page 58: ...he top left corner of the main EnerVista SR3 Setup window The 345 Site Device has now been configured for Ethernet communications Proceed to the following section to begin communications Connecting to...

Page 59: ...ws can be arranged and resized at will Working with setpoints and setpoint files Engaging a device The EnerVista SR3 Setup software may be used in on line mode relay connected to directly communicate...

Page 60: ...n Save to save the values into the 345 Click YES to accept any changes and exit the window Click Restore to retain previous values Click Default to restore Default values File support Opening any Ener...

Page 61: ...performing any firmware upgrades Saving setpoints is also highly recommended before making any setpoint changes or creating new setpoint files The setpoint files in the EnerVista SR3 Setup window are...

Page 62: ...ect a previously saved setpoint file As for any other MS Windows application browse for the file to be added then click Open The new file and complete path will be added to the file list Creating a ne...

Page 63: ...45 setpoint files should have the extension SR3 for example transformer1 SR3 6 Click OK to complete the process Once this step is completed the new file with a complete path will be added to the EnerV...

Page 64: ...w File Version field 9 When complete click OK to convert the setpoint file to the desired revision See Loading Setpoints from a File below for instructions on loading this setpoint file into the 345 P...

Page 65: ...ecting the Print Device Information or Print Settings File options Printing actual values from a connected device A complete list of actual values can also be printed from a connected device with the...

Page 66: ...mpatibility an Incompatible Device error will occur If there are no incompatibilities between the target device and the settings file the data will be transferred to the relay An indication of the per...

Page 67: ...e EnerVista SR3 Setup software will request the new firmware file Locate the folder that contains the firmware files to load into the 345 The firmware filename has the following format 4 EnerVista SR3...

Page 68: ...sponding data items i e default values min max values data type and item size may change slightly from version to version of firmware The addresses are rearranged when new features are added or existi...

Page 69: ...erVista SR3 Setup software running and communications established select the Actual Values A3 Records Transient Records menu item to open the Transient Recorder Viewer window Click on Trigger Waveform...

Page 70: ...bar press the Preference button to open the COMTRADE Setup page in order to change the graph attributes Display graph values at the corresponding cursor line Cursor lines are identified by their colo...

Page 71: ...select other options as required by checking the appropriate boxes Click OK to store these graph attributes and to close the window The Waveform Capture window will reappear based on the selected grap...

Page 72: ...ferent settings from Grouped Elements Control Elements and Maintenance screens Protection Summary Screen allows the User to view the output relay assignments for the elements modify the output relay a...

Page 73: ...CHAPTER 3 INTERFACES SOFTWARE SETUP 345 TRANSFORMER PROTECTION SYSTEM QUICKSTART GUIDE 67...

Page 74: ...68 345 TRANSFORMER PROTECTION SYSTEM QUICKSTART GUIDE SOFTWARE SETUP CHAPTER 3 INTERFACES...

Page 75: ...s for the commonly used transformer elements can be easily set Use the Quick Setup utility to program the following Relay Status Nominal Frequency W1 Phase CT Primary W1 Ground CT Primary W2 Phase CT...

Page 76: ...TAGE W2 GROUNDING XFMR PERCENT DIFF PH TOC1 FUNCTION GND TOC1 FUNCTION PH IOC1 FUNCTION GND IOC1 FUNCTION 897759A2 cdr XFMR PERCENT DIFF PCNT DIFF FUNCTION MINIMUM PICKUP SLOPE 1 BREAKPOINT 1 BREAKPOI...

Page 77: ...GND CT PRIMARY Range 1 A to 6000 600 A in steps of 1 Default 5 A W2 PH CT PRIMARY Range 1 A to 6000 A in steps of 1 Default 5 A W2 GND SGND CT PRIMARY Range 1 A to 6000 600 A in steps of 1 Default 5 A...

Page 78: ...ge 50 to 100 in steps of 1 Default 95 PH TOC1 FUNCTION Range Disabled Trip Latched Alarm Alarm Default Disabled PHASE CT INPUT Range CT W1 CT W2 Default CT W1 PH TOC1 PICKUP Range 0 05 to 20 00 x CT i...

Page 79: ...LY1 TRIP W1 BKR Range Do not operate Operate Default Do not operate RLY2 TRIP W2 BKR Range Do not operate Operate Default Do not operate PH IOC1 FUNCTION Range Disabled Trip Latched Alarm Alarm Defaul...

Page 80: ...not operate Operate Default Do not operate RLY2 TRIP W2 BKR Range Do not operate Operate Default Do not operate NOTE NOTE The settings changed using the Quick Setup menu are available for review and m...

Page 81: ...e and current in comparison to other devices on the corresponding system 2 Visual verification of active alarms relay display messages and LED indications 3 Visual inspection for any damage corrosion...

Page 82: ...E FASTPATH To avoid deterioration of electrolytic capacitors power up units that are stored in a de energized state once per year for one hour continuously Unscheduled maintenance system interruption...

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