GE ML Series 350 Instruction Manual Download

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4–12

350 FEEDER PROTECTION SYSTEM – INSTRUCTION MANUAL

A3 RECORDS

CHAPTER 4: ACTUAL VALUES

Factory Reload

Clock Not Set

IRIG-B Failure

Reset Trip Counter

BKR Status Unknown

Clear Event Rec

Clear Transt Rec

Clear Therm Cap

Comm. Alert 1

Comm. Alert 2

Comm. Alert 3

Ethernet Link Fail

High ENET Traffic

Ambient Temp. >80C

Trace Mem. Trigger

Rx Goose 1 ON

Rx Goose 1 OFF

Rx Goose 2 ON

Rx Goose 2 OFF

Rx Goose 3 ON

Rx Goose 3 OFF

Rx Goose 4 ON

Rx Goose 4 OFF

Rx Goose 5 ON

Rx Goose 5 OFF

Rx Goose 6 ON

Rx Goose 6 OFF

Rx Goose 7 ON

Rx Goose 7 OFF

Rx Goose 8 ON

Rx Goose 8 OFF

0x0040

Contact IN 1 On

0x0041

Contact IN 2 On

0x0042

Contact IN 3 On

0x0043

Contact IN 4 On

0x0044

Contact IN 5 On

0x0045

Contact IN 6 On

0x0046

Contact IN 7 On

0x0047

Contact IN 8 On

0x0048

Contact IN 9 On

0x0049

Contact IN 10 On

0x0060

Contact IN 1 Off

0x0061

Contact IN 2 Off

0x0062

Contact IN 3 Off

0x0063

Contact IN 4 Off

0x0064

Contact IN 5 Off

0x0065

Contact IN 6 Off

Code

Type

Definition

Courtesy of NationalSwitchgear.com

Summary of Contents for ML Series 350

Page 1: ...Avenue Markham Ontario Canada L6E 1B3 Tel 905 294 6222 Fax 905 201 2098 Internet http www GEmultilin com Instruction manual 350 revision 1 41 Manual P N 1601 9086 A8 GE publication code GEK 113507G C...

Page 2: ...etup are registered trademarks of GE Multilin Inc The contents of this manual are the property of GE Multilin Inc This documentation is furnished on license and may not be reproduced in whole or in pa...

Page 3: ...hdrawal and insertion 2 5 Electrical installation 2 7 Terminal identification 2 8 Phase sequence and transformer polarity 2 10 Current inputs 2 11 Ground and sensitive ground CT inputs 2 11 Zero seque...

Page 4: ...a connected device 3 23 Loading setpoints from a file 3 24 Upgrading relay firmware 3 24 Loading new relay firmware 3 24 Advanced EnerVista SR3 Setup features 3 27 Flexcurve editor 3 27 Transient rec...

Page 5: ...ge sensing 6 50 Power system 6 51 Breaker 6 51 User curve 6 52 FlexCurves 6 52 S3 Protection 6 53 Current elements 6 55 TOC curves 6 56 Phase timed overcurrent protection 6 63 Phase instantaneous over...

Page 6: ...relays 6 136 Output Relay 1 Trip 6 137 Output Relay 2 Close 6 139 Auxiliary Output Relays 3 to 6 6 141 Critical Failure Relay 7 6 142 Virtual inputs 6 143 Remote inputs 6 145 7 MAINTENANCE M1 Relay i...

Page 7: ...rotocols such as Modbus DNP3 0 IEC 60870 5 103 60870 5 104 GOOSE the 350 relay is the best in class for MCCs SCADA and inter relay communications The 350 relay provides excellent transparency with res...

Page 8: ...ons are used to indicate notes cautions and dangers Figure 1 Note icons used in the documentation The standard note icon emphasizes a specific point or indicates minor problems that may occur if instr...

Page 9: ...a low pass filter to prevent false zero crossings Sampling is synchronized to the Va x voltage zero crossing which results in better co ordination for multiple 350 relays on the same bus Phasors Tran...

Page 10: ...vice Description 27P Phase Undervoltage 27X Auxiliary Undervoltage 49 Thermal Model 50P Phase Instantaneous Overcurrent 50N Neutral Instantaneous Overcurrent 50G Ground Sensitive Ground Instantaneous...

Page 11: ...ATIO PH TOC FUNCTION GND TOC FUNCTION NTRL TOC FNCTN PH IOC1 FUNCTION GND IOC1 FNCTN NTRL IOC1 FNCTN PRIMARY SETPOINTS S1 RELAY SETUP S2 SYSTEM SETUP S3 PROTECTION S4 CONTROLS S5 INPUTS OUTPUTS MAINTE...

Page 12: ...SYSTEM INSTRUCTION MANUAL 350 ORDER CODES CHAPTER 1 INTRODUCTION 350 order codes The information to specify a 350 relay is provided in the following order code figure Figure 4 350 order codes Courtesy...

Page 13: ...curacy 3 of expected inverse time or 1 cycle whichever is greater Level Accuracy per CT input SENSITIVE GROUND TIME OVERCURRENT 51SG Pickup Level 0 005 to 3 x CT in steps of 0 001 x CT Dropout Level 9...

Page 14: ...The selection of the P or R option from 350 OTHER OPTIONS in the order code table will enable the Ground directional element The polarizing voltage used for this element is the computed V0 from the me...

Page 15: ...9_2 Pickup Level 0 00 to 1 25 x VT in steps of 0 01 Dropout Level 96 to 99 of pickup Time Delay 0 1 to 600 0 s in steps of 0 1 Operate Time Time delay 35 ms 60Hz V 1 1 x PKP Time delay 40 ms 50Hz V 1...

Page 16: ...e phase voltages VTs connected in Delta system frequency power power factor thermal capacity Data Storage Retained for 3 days CLOCK Setup Date and time Daylight Saving Time IRIG B Auto detect DC shift...

Page 17: ...ay 1 to 60 min in steps of 1 min Temperature Dropout Configurable 90 to 98 of pickup Temperature Accuracy 10 C Timing Accuracy 1 second Inputs CONTACT INPUTS Inputs 10 8 Selectable thresholds 17 33 84...

Page 18: ...ce VT 0 12 to 65 kV 50 to 220 V VT secondary range 50 to 240 V VT ratio 1 to 5000 in steps of 1 Nominal frequency 50 60 Hz Accuracy 1 0 throughout range Voltage withstand 260 VAC continuous Outputs FO...

Page 19: ...close seal in 0 00 to 9 99 s in steps of 0 01 Power supply HIGH RANGE POWER SUPPLY Nominal 120 to 240 VAC 125 to 250 VDC Range 60 to 300 VAC 50 and 60 Hz 84 to 300 VDC Ride through time 35 ms LOW RANG...

Page 20: ...ered quality program ISO9001 TYPE TESTS Test Reference Standard Test Level Dielectric voltage withstand 2 3KV Impulse voltage withstand EN60255 5 5KV Damped Oscillatory IEC61000 4 18IEC60255 22 1 2 5K...

Page 21: ...P10 Back Environmental Cold IEC60068 2 1 40C 16 hrs Environmental 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 Oscilla...

Page 22: ...1 16 350 FEEDER PROTECTION SYSTEM INSTRUCTION MANUAL SPECIFICATIONS CHAPTER 1 INTRODUCTION Courtesy of NationalSwitchgear com...

Page 23: ...cal installation This section describes the mechanical installation of the 350 system including dimensions for mounting and information on module withdrawal and insertion Dimensions The dimensions of...

Page 24: ...2 INSTALLATION Figure 1 350 dimensions Product identification The product identification label is located on the side panel of the 350 This label indicates the product model serial number firmware rev...

Page 25: ...elow CAUTION CAUTION To avoid the potential for personal injury due to fire hazards ensure the unit is mounted in a safe location and or within an appropriate enclosure Figure 3 Panel mounting Figure...

Page 26: ...ides of the case and appear as shown above The relay can now be inserted and can be panel wired Figure 5 Panel cutout dimensions MOUNTING USING THE S1 S2 MDP IAC OR SR735 ADAPTER PLATE The adaptor pla...

Page 27: ...LENGTH GE PART 1408 0015 QTY 8 TIGHTENING TORQUE 15 LB IN EXISTING PANEL CUT OUT FOR S1 S2 MDP OR IAC 18 8 STAINLESS STEEL FLAT WASHER NO 10L SZ 438 OD 028 036 THK GE PART 1430 0039 QTY 4 NOTE USE SC...

Page 28: ...L THE DRAW OUT UNIT IS INSERTED COMPLETELY PUSH THE HANDLE DOWN AND TIGHTEN THE SCREW UNTIL THE HANDLE IS PARALLEL WITH THE FRONT PANEL SURFACE THE HANDLE MUST BE ROTATED 90 WHILE SLIDING THE 350 DRAW...

Page 29: ...E6 D6 E7 D7 E8 D8 IA IA IB IB IC IC IG IG FEEDER Cts CONNECT AUX_VT AS REQUIRED VOLTAGE INPUTS WYE VT CONNECTION E9 D9 E10D10E11D11E12D12 VA VA VB VB VC VC VX VX 7 CRITICAL FAILURE RELAY 3 AUXILIARY...

Page 30: ...s is to ensure the adjacent lower terminal block does not interfere with the lug body Figure 8 Orient the Lugs correctly Figure 9 CORRECT INSTALLATION METHOD TOP LUG BOTTOM LUG INSULATION INSULATION I...

Page 31: ...CHAPTER 2 INSTALLATION ELECTRICAL INSTALLATION 350 FEEDER PROTECTION SYSTEM INSTRUCTION MANUAL 2 9 Figure 10 INCORRECT INSTALLATION METHOD lower lug reversed Courtesy of NationalSwitchgear com...

Page 32: ...er programmable for either ABC or ACB rotation INPUT 1 INPUT 2 INPUT 3 INPUT 4 INPUT 5 INPUT 6 INPUT 7 INPUT 8 RESERVED RESERVED INPUT COM CHASSIS GND PHASE A CT PHASE B CT PHASE C CT GND CT PHASE A V...

Page 33: ...ly calculates the neutral residual current from the sum of the three phase current phasors The following figures show three possible ground connections or three possible sensitive ground connections T...

Page 34: ...898730 CDR A B C USED FOR POLARIZING USED FOR POLARIZING GROUND CURRENT INPUT GROUND CURRENT INPUT SR350 PHASE CURRENT PHASE CURRENT INPUTS A B C GROUND CURRENT INPUT GROUND CURRENT INPUT WITH ZERO SE...

Page 35: ...ut channel can be connected for either phase neutral voltage Van Vbn Vcn or for phase phase voltage Vab Vbc Vca as shown below Figure 14 Auxiliary VT connections Control power CAUTION CAUTION Control...

Page 36: ...ound or 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 cont...

Page 37: ...1 Trip and 2 Close The voltage monitor is connected across each of the two Form A contacts and the relay effectively detects healthy current through the circuit In order to do this an external jumper...

Page 38: ...and Close circuits with no voltage monitoring NOTE NOTE All AUX contacts are shown when the breaker is open Figure 18 Trip and close circuits with voltage monitoring V A2 B3 A3 Trip Coil DC DC Output...

Page 39: ...h RS485 port are tied together and grounded only once at the master or at the 350 Failure to do so may result in intermittent or failed communications The source computer PLC SCADA system should have...

Page 40: ...AM form The type of form is auto detected by the 350 relay Third party equipment is available for generating the IRIG B signal this equipment may use a GPS satellite system to obtain the time referenc...

Page 41: ...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 the 350 using the rela...

Page 42: ...The display and status indicators show the relay information automatically The control keys are used to select the appropriate message for entering setpoints or displaying measured values The USB pro...

Page 43: ...zed into a Main Menu pages and sub pages There are four main menus labeled Actual Values Quick Setup Setpoints and Maintenance Pressing the MENU key followed by the MESSAGE key scrolls through the fou...

Page 44: ...th the shot counter being returned to zero and the lockout condition being cleared The MESSAGE and MESSAGE keys scroll through any active conditions in the relay Diagnostic messages are displayed indi...

Page 45: ...BREAKER should be programmed to an additional contact input When this additional input is closed a single 52a or 52b contact will show both breaker states When the breaker is racked out this additiona...

Page 46: ...icate a problem with the relay that does not compromise protection of the power system Major errors indicate a problem with the relay which takes it out of service CAUTION CAUTION Self Test Warnings m...

Page 47: ...ck Not Set No Clock time is the same as the default time Every 5 seconds Set the date and time in PRODUCT SETUP MAINTENANCE ALERT Comm Alert 1 2 or 3 No Communication error between CPU and Comms board...

Page 48: ...TER 3 INTERFACES INVALID PASSWORD This flash message appears upon an attempt to enter an incorrect password as part of password security AR IN PROGRESS This flash message appears when the Autoreclosur...

Page 49: ...option is accessed 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 t...

Page 50: ...installed and running properly At least 100 MB of hard disk space is available At least 256 MB of RAM is installed The EnerVista SR3 Setup software can be installed from either the GE EnerVista CD or...

Page 51: ...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 directory indicated...

Page 52: ...ur computer to the 350 Relay using the USB port 10 Plug the USB cable into the USB port on the 350 Relay then into the USB port on your computer 11 Launch EnerVista SR3 Setup from LaunchPad 12 In Ener...

Page 53: ...ick on the Device Setup button to open the Device Setup window and click the Add Site button to define a new site 3 Enter the desired site name in the Site Name field If desired a short description of...

Page 54: ...window will appear when the QuickConnect button is pressed As indicated by the window the Quick Connect feature can quickly connect the EnerVista SR3 Setup software to a 350 front port if the USB is s...

Page 55: ...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 define a new site 3...

Page 56: ...of the main EnerVista SR3 Setup window The 350 Site Device has now been configured for Ethernet communications Proceed to the following section to begin communications Connecting to the relay Now tha...

Page 57: ...d 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 with a relay Communic...

Page 58: ...ring non numerical pre set values e g 3 Phase voltage connection below clicking anywhere within the setpoint value box displays a drop down selection menu arrow Select the desired value from this list...

Page 59: ...R3 Setup displays relay setpoints with the same hierarchy as the front panel display Downloading and saving setpoints files Setpoints must be saved to a file on the local PC before performing any firm...

Page 60: ...ating a new setpoint file The EnerVista SR3 Setup software allows the user to create new setpoint files independent of a connected device These can be uploaded to a relay at a later date The following...

Page 61: ...e EnerVista SR3 Setup software environment Upgrading setpoint files to a new revision It is often necessary to upgrade the revision for a previously saved setpoint file after the 350 firmware has been...

Page 62: ...on loading this setpoint file into the 350 Printing setpoints and actual values The EnerVista SR3 Setup software allows the user to print partial or complete lists of setpoints and actual values Use t...

Page 63: ...be printed from a connected device with the following procedure 1 Establish communications with the desired 350 device 2 From the main window select the Online Print Device Information menu item 3 The...

Page 64: ...et relay from the list of devices shown and click Send If there is an incompatibility an error of following type will occur If there are no incompatibilities between the target device and the settings...

Page 65: ...is in upload mode 5 While the file is being loaded into the 350 a status box appears showing how much of the new firmware file has been transferred and the upgrade status The entire transfer process...

Page 66: ...grammed When communications is established the saved setpoints must be reloaded back into the relay See Loading Setpoints from a File for details Modbus addresses assigned to firmware modules features...

Page 67: ...Operate Curves are displayed which can be edited by dragging the tips of the curves A Base curve can be plotted for reference to customize the operating curve The Blue colored curve in the picture in...

Page 68: ...ransient Records menu item to open the Transient Recorder Viewer window Click on Trigger Waveform to trigger a waveform capture Waveform file numbering starts with the number zero in the 350 so that t...

Page 69: ...ference 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 colors FILE NAME Indic...

Page 70: ...ns 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 graph attributes To vi...

Page 71: ...om 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 assignments for the...

Page 72: ...ess password which can be used for resetting lower level access passwords and higher level privileged operations In cases where operational security is required as well as a central administrative aut...

Page 73: ...Reset Password again to confirm then select Change Password 2 Now that the Master Reset Password has been programmed enter it again to log in to the Master Access level The Master Level permits setup...

Page 74: ...initial NULL value to a valid one Local Passwords must be 3 to 10 characters in length 6 If any Remote password has never been set that level will not be attainable except when logged in as the Maste...

Page 75: ...ital Energy Multilin Actualvalues Actual values overview All measured values the status of digital inputs and outputs and fault analysis information are accessed in Actual Values mode Actual value mes...

Page 76: ...S SUMMARY LOGIC ELEM SUMMARY ACTUAL VALUES A1 STATUS A2 METERING A3 RECORDS A4 TARGET MESSAGES 898760A1 cdr A3 RECORDS EVENT RECORDS TRANSIENT RECORDS CLEAR EVENT REC CLEAR TRANST REC CLEAR THERM CAP...

Page 77: ...CONTACT INPUT 1 CONTACT INPUT 2 CONTACT INPUT 10 A1 CLOCK CURRENT DATE CURRENT TIME A1 STATUS CLOCK CONTACT INPUTS OUTPUT RELAYS LOGIC ELEMENTS VIRTUAL INPUTS REMOTE INPUTS REMOTE OUTPUTS C INPUTS SU...

Page 78: ...ge OFF indicates a de energized contact Output relays PATH ACTUAL VALUES A1 STATUS OUTPUT RELAYS TRIP Output Relay 1 OFF Range Off On The ON state of Output Relay 1 TRIP shows that a TRIP command has...

Page 79: ...outputs The state of all active remote outputs is displayed here PATH ACTUAL VALUES A1 STATUS REMOTE OUTPUTS REMOTE OUTPUTS 1 to 32 OFF Range Off On Contact inputs summary C INPUTS SUMMARY The display...

Page 80: ...ON RELAY STATUS Logic elements summary PATH ACTUAL VALUES A1 STATUS LOGIC ELEM SUMMARY LOGIC ELEM SUMMARY This display shows a summary of the states of all logic elements GOOSE status PATH ACTUAL VALU...

Page 81: ...connected VTs to the A B voltage phasor for delta connected VTs or to the phase A current phasor when no voltage signals are present By scrolling the Up Down keys the relay shows one by one all meter...

Page 82: ...CN VOLTAGE 0 V 0o lag Range 0 to 65535 V AB VOLTAGE 0 V 0o lag Range 0 to 65535 V BC VOLTAGE 0 V 0o lag Range 0 to 65535 V CA VOLTAGE 0 V 0o lag Range 0 to 65535 V NTRL VOLTAGE 0 V 0o lag Range 0 to 6...

Page 83: ...00 Energy POSITIVE WATTHOUR 0 000 MWh Range 0 000 to 50000 000 MWh NEGATIVE WATTHOUR 0 000 MWh Range 0 000 to 50000 000 MWh POSITIVE VARHOUR 0 000 MVarh Range 0 000 to 50000 000 MVarh NEGATIVE VARHOUR...

Page 84: ...aintained even in the case where relay control power is lost Shown below is an example of an event record caused by a Breaker Open operation and the recorded information at the time of this record PAT...

Page 85: ...Pickup Events PICKUP These are events that occur when a protection element picks up Trip Events TRIP These are events that occur when a breaker trip is initiated Alarm and Latched Alarm Events ALARM T...

Page 86: ...28 Rx Goose 3 ON 29 Rx Goose 3 OFF 30 Rx Goose 4 ON 31 Rx Goose 4 OFF 32 Rx Goose 5 ON 33 Rx Goose 5 OFF 34 Rx Goose 6 ON 35 Rx Goose 6 OFF 36 Rx Goose 7 ON 37 Rx Goose 7 OFF 38 Rx Goose 8 ON 39 Rx Go...

Page 87: ...On 0x008F Virtual IN 16 On 0x0090 Virtual IN 17 On 0x0091 Virtual IN 18 On 0x0092 Virtual IN 19 On 0x0093 Virtual IN 20 On 0x0094 Virtual IN 21 On 0x0095 Virtual IN 22 On 0x0096 Virtual IN 23 On 0x009...

Page 88: ...N 29 Off 0x00BD Virtual IN 30 Off 0x00BE Virtual IN 31 Off 0x00BF Virtual IN 32 Off 0x01C0 Remote IN 1 On 0x01C1 Remote IN 2 On 0x01C2 Remote IN 3 On 0x01C3 Remote IN 4 On 0x01C4 Remote IN 5 On 0x01C5...

Page 89: ...Remote IN 14 Off 0x01EE Remote IN 15 Off 0x01EF Remote IN 16 Off 0x01F0 Remote IN 17 Off 0x01F1 Remote IN 18 Off 0x01F2 Remote IN 19 Off 0x01F3 Remote IN 20 Off 0x01F4 Remote IN 21 Off 0x01F5 Remote I...

Page 90: ...Trip OP 0x8604 LE 6 Trip DPO 0x8641 LE 7 Trip PKP 0x8642 LE 7 Trip OP 0x8644 LE 7 Trip DPO 0x8681 LE 8 Trip PKP 0x8682 LE 8 Trip OP 0x8684 LE 8 Trip DPO 0x89C2 Self Test OP 0x9001 Ph IOC1 Trip PKP 0x...

Page 91: ...rip OP 0x9184 Ph IOC2 Trip DPO 0x9189 Ph A IOC2 Trip PKP 0x918A Ph A IOC2 Trip OP 0x918C Ph A IOC2 Trip DPO 0x9191 Ph B IOC2 Trip PKP 0x9192 Ph B IOC2 Trip OP 0x9194 Ph B IOC2 Trip DPO 0x91A1 Ph C IOC...

Page 92: ...x94A2 Ph C UV1 Trip OP 0x94A4 Ph C UV1 Trip DPO 0x94C1 Aux OV Trip PKP 0x94C2 Aux OV Trip OP 0x94C4 Aux OV Trip DPO 0x9501 Aux UV Trip PKP 0x9502 Aux UV Trip Op 0x9504 Aux UV Trip DPO 0x9541 UndrFreq1...

Page 93: ...0x9D81 LE 15 Trip PKP 0x9D82 LE 15 Trip OP 0x9D84 LE 15 Trip DPO 0x9DC1 LE 16 Trip PKP 0x9DC2 LE 16 Trip OP 0x9DC4 LE 16 Trip DPO 0xA049 Therm PhA Alrm PKP 0xA04A Therm PhA Alrm OP 0xA04C Therm PhA A...

Page 94: ...OP 0xAD02 R1 CoilMonAlrm OP 0xAD42 R2 CoilMonAlrm OP 0xAD81 BKR1 Fail Alrm PKP 0xAD82 BKR1 Fail Alrm OP 0xAD84 BKR1 Fail Alrm DPO 0xADC2 BKR1 Stat Fail OP 0xAE41 CLP Alarm PKP 0xAE42 CLP Alarm OP 0xAE...

Page 95: ...P 0xB182 Ph IOC2 Alarm OP 0xB184 Ph IOC2 Alarm DPO 0xB189 Ph A IOC2 Alrm PKP 0xB18A Ph A IOC2 Alrm OP 0xB18C Ph A IOC2 Alrm DPO 0xB191 Ph B IOC2 Alrm PKP 0xB192 Ph B IOC2 Alrm OP 0xB194 Ph B IOC2 Alrm...

Page 96: ...B48C Ph A UV1 Alarm DPO 0xB491 Ph B UV1 Alarm PKP 0xB492 Ph B UV1 Alarm OP 0xB494 Ph B UV1 Alarm DPO 0xB4A1 Ph C UV1 Alarm PKP 0xB4A2 Ph C UV1 Alarm OP 0xB4A4 Ph C UV1 Alarm DPO 0xB4C1 Aux OV Alarm PK...

Page 97: ...Alarm OP 0xBCC4 LE 12 Alarm DPO 0xBD01 LE 13 Alarm PKP 0xBD02 LE 13 Alarm OP 0xBD04 LE 13 Alarm DPO 0xBD41 LE 14 Alarm PKP 0xBD42 LE 14 Alarm OP 0xBD44 LE 14 Alarm DPO 0xBD81 LE 15 Alarm PKP 0xBD82 LE...

Page 98: ...02 Open Breaker 0xC942 Close Breaker 0xC982 Maint Req OP 0xCA02 52a Contact OP 0xCA42 52b Contact OP 0xCA44 52b Contact DPO 0xCA82 Reset OK 0xCB01 AR Close PKP 0xCB02 AR Close 0xCB04 AR Close DPO 0xCB...

Page 99: ...d IOC2 DPO 0xD342 Ntrl Dir Rev OP 0xD344 Ntrl Dir Rev DPO 0xD382 Gnd Dir Rev OP 0xD384 Gnd Dir Rev DPO 0xD3C1 NegSeq OV PKP 0xD3C2 NegSeq OV OP 0xD3C4 NegSeq OV DPO 0xD401 Ntrl OV PKP 0xD402 Ntrl OV O...

Page 100: ...CLP Ph IOC1 BLK 0xEE84 CLP Ph IOC1 BLKDPO 0xEEC2 CLP Ph IOC2 BLK 0xEEC4 CLP Ph IOC2 BLKDPO 0xEF02 CLPNtrlIOC1 BLK 0xEF04 CLPNtrlIOC1 BLKDPO 0xEF42 CLPNtrlIOC2 BLK 0xEF44 CLPNtrlIOC2 BLKDPO 0xEF82 CLP...

Page 101: ...OV Block DPO 0xF442 Ph OV1 Block 0xF444 Ph OV1 Block DPO 0xF482 Ph UV1 Block 0xF484 Ph UV1 Block DPO 0xF4C2 Aux OV Block 0xF4C4 Aux OV Block DPO 0xF502 Aux UV Block 0xF504 Aux UV Block DPO 0xF542 Undr...

Page 102: ...AL VALUES A3 RECORDS CLEAR EVENT REC CLEAR No Range No Yes When set to Yes pressing the ENTER key will clear all event records Clear transient record PATH ACTUAL VALUES A3 RECORDS CLEAR TRANST REC CLE...

Page 103: ...iewed The target messages can be reviewed by pressing Up and Down message pushbuttons from the relay keypad The following table from the 350 Communications Guide shows the list of Active Targets Code...

Page 104: ...80 SGnd IOC2 Trip 0x96C0 NegSeq IOC Trip 0x9800 NSeq TOC1 Trip 0x9840 NSeq TOC2 Trip 0x99C0 SGnd TOC2 Trip 0x9C00 LE 9 Trip 0x9C40 LE 10 Trip 0x9C80 LE 11 Trip 0x9CC0 LE 12 Trip 0x9D00 LE 13 Trip 0x9D...

Page 105: ...V Alarm 0xB440 Ph OV1 Alarm 0xB480 Ph UV1 Alarm 0xB4C0 Aux OV Alarm 0xB500 Aux UV Alarm 0xB540 UndrFreq1 Alarm 0xB580 UndrFreq2 Alarm 0xB5C0 OverFreq1 Alrm 0xB600 OverFreq2 Alrm 0xB640 SGnd IOC1 Alarm...

Page 106: ...ss 0xCBC0 AR Disabled 0xCC00 AR Ext Init 0xCC40 AR Ready 0xCCC0 BKR Stat Open 0xCD00 BKR Stat Clsd 0xCD40 Setpoint Group1 0xCE40 CLP Op 0xD340 Ntrl Dir Rev 0xD380 Gnd Dir 0xD440 Ph OV1 0xD480 Ph UV1 0...

Page 107: ...ly unless the reset command is initiated or the element changes its state For example if the breaker is detected Open the message Breaker Open OK will appear on the display and will stay for 5 seconds...

Page 108: ...the display shows the following message only A4 TARGET MESSAGES Ph IOC1 Trip STATE OP Example 2 Phase IOC1 Settings PH IOC1 FUNCTION Latched Alarm PH IOC1 PICKUP 1 00 x CT PH IOC1 DELAY 0 20 s When c...

Page 109: ...level is applied the 350 display shows the following target message A4 TARGET MESSAGES Ph IOC1 Alarm STATE PKP After the 200 ms time delay expires the display shows the following message only A4 TARGE...

Page 110: ...4 36 350 FEEDER PROTECTION SYSTEM INSTRUCTION MANUAL A4 TARGET MESSAGES CHAPTER 4 ACTUAL VALUES Courtesy of NationalSwitchgear com...

Page 111: ...programming Power system parameters and settings for some simple over current elements can be easily set Use the Quick Setup utility to program the following Power System Data Phase CT Primary Ground...

Page 112: ...E VT RATIO AUX VT SECONDARY AUX VT RATIO PH TOC FUNCTION GND TOC FUNCTION NTRL TOC FUNCTION PH IOC1 FUNCTION GND IOC1 FUNCTION NTRL IOC1 FUNCTION PRIMARY 898788A1 cdr PHASE TOC PH TOC PICKUP PH TOC CU...

Page 113: ...ION Range Wye Delta Default Wye VT SEC VOLTAGE Range 50 V to 240 V in steps of 1 Default 120 V VT RATIO Range 1 1 to 5000 1 in steps of 1 Default 1 1 AUX VT SECONDARY Range 50 V to 240 V in steps of 1...

Page 114: ...m Alarm Default Disabled SENS GND TOC PICKUP Range 0 005 to 3 000 x CT Default 1 000 x CT SENS GND TOC CURVE Range ANSI Extremely Very Moderately Normally Inverse Definite Time IEC Curve A B C Short I...

Page 115: ...x CT SENS GND IOC1 FUNCTION WHEN SPECIFICALLY ORDERED Range Disabled Trip Latched Alarm Alarm Default Disabled SENS GND IOC1 PICKUP Range 0 005 to 3 000 x CT Default 1 000 x CT NTRL IOC1 FUNCTION Ran...

Page 116: ...5 6 350 FEEDER PROTECTION SYSTEM INSTRUCTION MANUAL QUICK SETUP SETTINGS CHAPTER 5 QUICK SETUP FRONT CONTROL PANEL Courtesy of NationalSwitchgear com...

Page 117: ...tpoints Main Menu The 350 has a considerable number of programmable setpoints all of which make the relay extremely flexible These setpoints have been grouped into a variety of pages and subpages as s...

Page 118: ...LOCK PASSWORD SECURITY COMMUNICATIONS EVENT RECORDER TRANSIENT RECDR FRONT PANEL INSTALLATION SETPOINTS S1 RELAY SETUP S2 SYSTEM SETUP S3 PROTECTION S4 CONTROLS S5 INPUTS OUTPUTS S3 SETPOINT GROUP 1 P...

Page 119: ...e included in the discussion of the feature The form and nature of these setpoints is described below FUNCTION setpoint The ELEMENT_NAME FUNCTION setpoint determines the operational characteristic of...

Page 120: ...of the displayed setpoint message identifies the setpoint Major functional setpoint selections are listed below the name and are incorporated in the logic Compensator Blocks Shown as a block with an i...

Page 121: ...SETPOINTS SETPOINTS MAIN MENU 350 FEEDER PROTECTION SYSTEM INSTRUCTION MANUAL 6 5 UV undervoltage OV overvoltage VT voltage transformer Ctrl control Hr hr hour O L overload Courtesy of NationalSwitch...

Page 122: ...S DLS ENABLE DLS START MONTH DLS START WEEK DLS END MONTH DLS END WEEK IRIG B SNTP MODE SNTP PORT SNTP SERVER IP ADR UTC OFFSET DLS START WEEKDAY DLS END WEEKDAY S1 RELAY SETUP CLOCK PASSWORD SECURITY...

Page 123: ...April May June July August September October November December Default Not Set This setting sets the month for the DLS start time DLS START WEEK Range Not Set 1st 2nd 3rd 4th Last Default Not Set Thi...

Page 124: ...rds Each interface RS485 Ethernet USB and front panel keypad is independent of one another meaning that enabling setpoint access on one interface does not enable access for any of the other interfaces...

Page 125: ...ware Changing the Local or Remote Control Password depending on the interface being accessed MASTER LEVEL Setting and changing of all passwords including the Master Reset Password Disabling password s...

Page 126: ...curity from the keypad If the correct password was entered the user is now logged in to the Setpoints Level from the keypad and will be prompted to enter a new password ENTER NEW PASSWORD The user is...

Page 127: ...device firmware A maximum of 32 350 series devices can be daisy chained and connected to a DCS PLC or PC using the RS485 port S1 RS485 RS485 BAUD RATE RS485 COMM PARITY REAR 485 PROTOCOL S1 COMMUNICAT...

Page 128: ...e following settings are available to configure the Ethernet port IP Address Range Standard IP Address format Default 000 000 000 000 This setting specifies the IP Address for the Ethernet port Subnet...

Page 129: ...the Settings Communications Modbus Protocol menu item in EnerVista SR3 Setup software or the SETPOINTS S1 RELAY SETUP COMMUNICATIONS MODBUS PROTOCOL path to set up the modbus protocol as shown below F...

Page 130: ...SDU FOURTH ASDU S1 60870 5 103 GENERAL BINARY INPUTS MEASURANDS COMMANDS S1 103 B COMMANDS CMD 0 FUNC TYPE CMD 0 INFO NO CMD 0 ON OPER CMD 0 OFF OPER CMD 15 FUNC TYPE CMD 15 INFO NO CMD 15 ON OPER CMD...

Page 131: ...8 On 0x0088 Virtual IN 9 On 0x0089 Virtual IN 10 On 0x008A Virtual IN 11 On 0x008B Virtual IN 12 On 0x008C Virtual IN 13 On 0x008D Virtual IN 14 On 0x008E Virtual IN 15 On 0x008F Virtual IN 16 On 0x00...

Page 132: ...0x00B7 Virtual IN 24 Off 0x00B8 Virtual IN 25 Off 0x00B9 Virtual IN 26 Off 0x00BA Virtual IN 27 Off 0x00BB Virtual IN 28 Off 0x00BC Virtual IN 29 Off 0x00BD Virtual IN 30 Off 0x00BE Virtual IN 31 Off...

Page 133: ...f 0x01E7 Remote IN 8 Off 0x01E8 Remote IN 9 Off 0x01E9 Remote IN 10 Off 0x01EA Remote IN 11 Off 0x01EB Remote IN 12 Off 0x01EC Remote IN 13 Off 0x01ED Remote IN 14 Off 0x01EE Remote IN 15 Off 0x01EF R...

Page 134: ...P 0x85C2 LE 5 Trip OP 0x85C4 LE 5 Trip DPO 0x8601 LE 6 Trip PKP 0x8602 LE 6 Trip OP 0x8604 LE 6 Trip DPO 0x8641 LE 7 Trip PKP 0x8642 LE 7 Trip OP 0x8644 LE 7 Trip DPO 0x8681 LE 8 Trip PKP 0x8682 LE 8...

Page 135: ...p OP 0x9144 Gnd TOC1 Trip DPO 0x9181 Ph IOC2 Trip PKP 0x9182 Ph IOC2 Trip OP 0x9184 Ph IOC2 Trip DPO 0x9189 Ph A IOC2 Trip PKP 0x918A Ph A IOC2 Trip OP 0x918C Ph A IOC2 Trip DPO 0x9191 Ph B IOC2 Trip...

Page 136: ...492 Ph B UV1 Trip OP 0x9494 Ph B UV1 Trip DPO 0x94A1 Ph C UV1 Trip PKP 0x94A2 Ph C UV1 Trip OP 0x94A4 Ph C UV1 Trip DPO 0x94C1 Aux OV Trip PKP 0x94C2 Aux OV Trip OP 0x94C4 Aux OV Trip DPO 0x9501 Aux U...

Page 137: ...E 13 Trip OP 0x9D04 LE 13 Trip DPO 0x9D41 LE 14 Trip PKP 0x9D42 LE 14 Trip OP 0x9D44 LE 14 Trip DPO 0x9D81 LE 15 Trip PKP 0x9D82 LE 15 Trip OP 0x9D84 LE 15 Trip DPO 0x9DC1 LE 16 Trip PKP 0x9DC2 LE 16...

Page 138: ...0xAC02 LO Amb Temp OP 0xAC04 LO Amb Temp DPO 0xAC42 Self Test Alarm OP 0xACC2 BKRTrpCntrAlrm OP 0xAD02 R1 CoilMonAlrm OP 0xAD42 R2 CoilMonAlrm OP 0xAD81 BKR1 Fail Alrm PKP 0xAD82 BKR1 Fail Alrm OP 0xA...

Page 139: ...P 0xB142 Gnd TOC1 Alarm OP 0xB144 Gnd TOC1 Alarm DPO 0xB181 Ph IOC2 Alarm PKP 0xB182 Ph IOC2 Alarm OP 0xB184 Ph IOC2 Alarm DPO 0xB189 Ph A IOC2 Alrm PKP 0xB18A Ph A IOC2 Alrm OP 0xB18C Ph A IOC2 Alrm...

Page 140: ...xB484 Ph UV1 Alarm DPO 0xB489 Ph A UV1 Alarm PKP 0xB48A Ph A UV1 Alarm OP 0xB48C Ph A UV1 Alarm DPO 0xB491 Ph B UV1 Alarm PKP 0xB492 Ph B UV1 Alarm OP 0xB494 Ph B UV1 Alarm DPO 0xB4A1 Ph C UV1 Alarm P...

Page 141: ...E 11 Alarm DPO 0xBCC1 LE 12 Alarm PKP 0xBCC2 LE 12 Alarm OP 0xBCC4 LE 12 Alarm DPO 0xBD01 LE 13 Alarm PKP 0xBD02 LE 13 Alarm OP 0xBD04 LE 13 Alarm DPO 0xBD41 LE 14 Alarm PKP 0xBD42 LE 14 Alarm OP 0xBD...

Page 142: ...reaker 0xC942 Close Breaker 0xC982 Maint Req OP 0xCA02 52a Contact OP 0xCA42 52b Contact OP 0xCA44 52b Contact DPO 0xCA82 Reset OK 0xCB01 AR Close PKP 0xCB02 AR Close 0xCB04 AR Close DPO 0xCB42 AR N R...

Page 143: ...LE 14 OP 0xDD44 LE 14 DPO 0xDD81 LE 15 PKP 0xDD82 LE 15 OP 0xDD84 LE 15 DPO 0xDDC1 LE 16 PKP 0xDDC2 LE 16 OP 0xDDC4 LE 16 DPO 0xE002 Any Block 0xE042 Therm O L Blck 0xE182 Output Relay 1 BLK 0xE1C2 O...

Page 144: ...382 Gnd Dir Block 0xF3C2 NegSeq OV Block 0xF402 Ntrl OV Block 0xF442 Ph OV1 Block 0xF482 Ph UV1 Block 0xF4C2 Aux OV Block 0xF502 Aux UV Block 0xF542 UndrFreq1 Block 0xF582 UndrFreq2 Block 0xF5C2 OverF...

Page 145: ...E ADDRESS OBJ INFO ADDR ALOG OBJ INFO ADDR CNTR OBJ INFO ADDR CMD 898794A1 cdr S1 104 POINT LIST BINARY INPUTS ANALOG INPUTS BINARY OUTPUTS S1 60870 5 104 GENERAL CLIENT ADDRESS POINT LIST 104 ANALOG...

Page 146: ...YNC IIN PER DNP MSG FRAG SIZE DNP TCP CONN T O S1 DNP DNP GENERAL DNP UNSOL RESPONSE DEFAULT VARIATION DNP CLIENT ADDRESS DNP POINTS LIST 898769A1 cdr DNP CLIENT ADDRESS CLIENT ADDRESS 1 CLIENT ADDRES...

Page 147: ...Contact IN 6 Off 0x0066 Contact IN 7 Off 0x0067 Contact IN 8 Off 0x0068 Contact IN 9 Off 0x0069 Contact IN 10 Off 0x0080 Virtual IN 1 On 0x0081 Virtual IN 2 On 0x0082 Virtual IN 3 On 0x0083 Virtual IN...

Page 148: ...11 Off 0x00AB Virtual IN 12 Off 0x00AC Virtual IN 13 Off 0x00AD Virtual IN 14 Off 0x00AE Virtual IN 15 Off 0x00AF Virtual IN 16 Off 0x00B0 Virtual IN 17 Off 0x00B1 Virtual IN 18 Off 0x00B2 Virtual IN...

Page 149: ...7 On 0x01DB Remote IN 28 On 0x01DC Remote IN 29 On 0x01DD Remote IN 30 On 0x01DE Remote IN 31 On 0x01DF Remote IN 32 On 0x01E0 Remote IN 1 Off 0x01E1 Remote IN 2 Off 0x01E2 Remote IN 3 Off 0x01E3 Remo...

Page 150: ...P 0x8064 Therm PhC Trip DPO 0x84C1 LE 1 Trip PKP 0x84C2 LE 1 Trip OP 0x84C4 LE 1 Trip DPO 0x8501 LE 2 Trip PKP 0x8502 LE 2 Trip OP 0x8504 LE 2 Trip DPO 0x8541 LE 3 Trip PKP 0x8542 LE 3 Trip OP 0x8544...

Page 151: ...0x90CC Ph A TOC1 Trip DPO 0x90D1 Ph B TOC1 Trip PKP 0x90D2 Ph B TOC1 Trip OP 0x90D4 Ph B TOC1 Trip DPO 0x90E1 Ph C TOC1 Trip PKP 0x90E2 Ph C TOC1 Trip OP 0x90E4 Ph C TOC1 Trip DPO 0x9101 Ntrl TOC1 Tri...

Page 152: ...Trip PKP 0x9452 Ph B OV1 Trip OP 0x9454 Ph B OV1 Trip DPO 0x9461 Ph C OV1 Trip PKP 0x9462 Ph C OV1 Trip OP 0x9464 Ph C OV1 Trip DPO 0x9481 Ph UV1 Trip PKP 0x9482 Ph UV1 Trip OP 0x9484 Ph UV1 Trip DPO...

Page 153: ...OP 0x9C01 LE 9 Trip PKP 0x9C02 LE 9 Trip OP 0x9C04 LE 9 Trip DPO 0x9C41 LE 10 Trip PKP 0x9C42 LE 10 Trip OP 0x9C44 LE 10 Trip DPO 0x9C81 LE 11 Trip PKP 0x9C82 LE 11 Trip OP 0x9C84 LE 11 Trip DPO 0x9CC...

Page 154: ...DPO 0xA601 LE 6 Alarm PKP 0xA602 LE 6 Alarm OP 0xA604 LE 6 Alarm DPO 0xA641 LE 7 Alarm PKP 0xA642 LE 7 Alarm OP 0xA644 LE 7 Alarm DPO 0xA681 LE 8 Alarm PKP 0xA682 LE 8 Alarm OP 0xA684 LE 8 Alarm DPO 0...

Page 155: ...0xB0CA Ph A TOC1 Alrm OP 0xB0CC Ph A TOC1 Alrm DPO 0xB0D1 Ph B TOC1 Alrm PKP 0xB0D2 Ph B TOC1 Alrm OP 0xB0D4 Ph B TOC1 Alrm DPO 0xB0E1 Ph C TOC1 Alrm PKP 0xB0E2 Ph C TOC1 Alrm OP 0xB0E4 Ph C TOC1 Alr...

Page 156: ...OP 0xB444 Ph OV1 Alarm DPO 0xB449 Ph A OV1 Alarm PKP 0xB44A Ph A OV1 Alarm OP 0xB44C Ph A OV1 Alarm DPO 0xB451 Ph B OV1 Alarm PKP 0xB452 Ph B OV1 Alarm OP 0xB454 Ph B OV1 Alarm DPO 0xB461 Ph C OV1 Al...

Page 157: ...IOC2 Alrm DPO 0xB6C1 NSeq IOC Alrm PKP 0xB6C2 NSeq IOC Alrm OP 0xB6C4 NSeq IOC Alrm DPO 0xBC01 LE 9 Alarm PKP 0xBC02 LE 9 Alarm OP 0xBC04 LE 9 Alarm DPO 0xBC41 LE 10 Alarm PKP 0xBC42 LE 10 Alarm OP 0...

Page 158: ...LE 4 DPO 0xC5C1 LE 5 PKP 0xC5C2 LE 5 OP 0xC5C4 LE 5 DPO 0xC601 LE 6 PKP 0xC602 LE 6 OP 0xC604 LE 6 DPO 0xC641 LE 7 PKP 0xC642 LE 7 OP 0xC644 LE 7 DPO 0xC681 LE 8 PKP 0xC682 LE 8 OP 0xC684 LE 8 DPO 0x...

Page 159: ...02 LE 9 OP 0xDC04 LE 9 DPO 0xDC41 LE 10 PKP 0xDC42 LE 10 OP 0xDC44 LE 10 DPO 0xDC81 LE 11 PKP 0xDC82 LE 11 OP 0xDC84 LE 11 DPO 0xDCC1 LE 12 PKP 0xDCC2 LE 12 OP 0xDCC4 LE 12 DPO 0xDD01 LE 13 PKP 0xDD02...

Page 160: ...firmware accepts GOOSE messages from UR F650 and UR Plus The interoperability with other manufacturers will be guaranteed in almost all cases by implementing the reception side with nested structures...

Page 161: ...volatile memory where the information is maintained for up to 3 days in case of lost relay control power PATH SETPOINTS S1 RELAY SETUP EVENT RECORDER PICKUP EVENTS Range Disabled Enabled Default Enabl...

Page 162: ...nabled the event recorder records the events which occur upon state change of any programmed remote input Transient recorder The Transient Recorder contains waveforms captured at the same sampling rat...

Page 163: ...ault Off Selection of Yes setting enables triggering for the recorder upon a Dropout condition detected from any protection or control element TRIGGER ON TRIP Range Off On Default Off Selection of Yes...

Page 164: ...he Screen Saver mode If the keypad is inactive for the selected period of time the relay automatically shuts off the LCD screen Any activity keypress alarm trip or target message will restore screen m...

Page 165: ...tral Current 3I0 is used as the input for the neutral overcurrent In addition a zero sequence core balance CT which senses current in all of the circuit primary conductors or a CT in a neutral groundi...

Page 166: ...240 V Default 120 V This setting defines the voltage across the VT secondary winding when nominal voltage is applied to the primary On a source of 13 8kV line line voltage with a VT ratio of 14400 12...

Page 167: ...sing the status of either one or two contact inputs named 52a CI 1 and 52b CI 2 wired to the breaker auxiliary contacts 52a and 52b respectively see below The following path is available using the key...

Page 168: ...ser Curve available with the 350 system Refer to the S3 Protection Current Elements TOC Curves section for details on how to set the User Curve Due to the complexity of the configuration the User Curv...

Page 169: ...ound Timed Overcurrent Ground TOC Ground Instantaneous Overcurrent Ground IOC1 Ground IOC2 Ground Directional Ground Dir Neutral Timed Overcurrent Neutral TOC Neutral Instantaneous Overcurrent Neutral...

Page 170: ...1 RELAY SETUP S2 SYSTEM SETUP S3 PROTECTION S4 CONTROLS S5 INPUTS OUTPUTS S3 SETPOINT GROUP 1 PHASE TOC PHASE IOC1 PHASE IOC2 SENS GROUND TOC SENS GROUND IOC1 SENS NEUTRAL TOC NEUTRAL IOC1 NEUTRAL IOC...

Page 171: ...TOC RESET OUTPUT RELAY 3 OUTPUT RELAY 6 BLOCK 1 BLOCK 2 BLOCK 3 S3 GROUND IOC1 2 GND IOC1 2 FUNCTION GND IOC1 2 PKP GND IOC1 2 DELAY OUTPUT RELAY 3 OUTPUT RELAY 6 BLOCK 1 BLOCK 2 BLOCK 3 S3 PHASE TOC...

Page 172: ...ulated trip time values are only valid for I Ipu 1 Select the appropriate curve shape and multiplier thus matching the appropriate curve with the protection requirements The available curves are shown...

Page 173: ...185 0 149 0 126 0 110 0 098 2 0 8 002 3 489 1 319 0 736 0 495 0 371 0 298 0 251 0 219 0 196 4 0 16 004 6 977 2 638 1 472 0 990 0 742 0 596 0 503 0 439 0 393 6 0 24 005 10 466 3 956 2 208 1 484 1 113 0...

Page 174: ...000 IEC Curve C BS142 80 000 2 000 IEC Short Inverse 0 050 0 040 Multiplier TDM Current I Ipickup 1 5 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 0 10 0 IEC Curve A 0 05 0 860 0 501 0 315 0 249 0 214 0 192 0 176 0...

Page 175: ...890 0 702 0 602 0 538 0 494 0 461 0 435 0 415 1 00 3 058 1 778 1 113 0 877 0 752 0 673 0 618 0 576 0 544 0 518 IAC Curve Shape A B C D E IAC Extreme Inverse 0 0040 0 6379 0 6200 1 7872 0 2461 IAC Ver...

Page 176: ...154 0 148 1 0 1 155 0 749 0 532 0 443 0 392 0 360 0 337 0 320 0 307 0 297 2 0 2 310 1 499 1 064 0 885 0 784 0 719 0 674 0 640 0 614 0 594 4 0 4 621 2 997 2 128 1 770 1 569 1 439 1 348 1 280 1 229 1 18...

Page 177: ...kup values to zero Curve data can be imported from CSV comma separated values files by clicking on the Open button Likewise curve data can be saved in CSV format by clicking the Save button CSV is a d...

Page 178: ...as a base for a custom FlexCurve Must be used before Initialization is implemented see Initialization below Multiply Range 0 01 to 30 00 in steps of 0 01 Default 1 00 This setting provides selection f...

Page 179: ...hase is above the PKP value The TOC trip flag is asserted if the element stays picked up for the time defined by the selected inverse curve and the magnitude of the current The element drops from pick...

Page 180: ...he element will not occur before an elapsed time from pickup of 495 ms PH TOC RESET Range Instantaneous Linear Default Instantaneous The Instantaneous reset method is intended for applications with ot...

Page 181: ...ransient Recorder Alarm OR OR Cold Load PKP Phase Currents Adjust Phase TOC PKP AND SETPOINTS Operate output relays upon selection OUTPUT RELAY 4 OUTPUT RELAY 5 OUTPUT RELAY 6 OUTPUT RELAY 3 Trip AND...

Page 182: ...selected the ALARM LED will flash during IOC operation and will stay ON after the operation clears until the Reset command is initiated The output relay 1 Trip will not operate if the Latched Alarm o...

Page 183: ...ent Recorder Transient Recorder Alarm OR OR Cold Load PKP Autoreclose per shot settings Phase Currents Block Inputs AND SETPOINT Operate output relays upon selection OUTPUT RELAY 4 OUTPUT RELAY 5 OUTP...

Page 184: ...e Ground Sensitive Ground TOC function The output relay 1 Trip will operate if the Ground Sensitive Ground TOC function is selected as Trip and the measured ground current satisfies the operating cond...

Page 185: ...lays which set the energy capacity directly to zero when the current falls below the reset threshold The Timed reset method can be used where the relay must coordinate with electromechanical relays OU...

Page 186: ...ED PICKUP GND TOC PKP LED TRIP Event Recorder Transient Recorder Latched Alarm OR OR Message GND TOC OP Adjust PKP Adjust Gnd S Gnd TOC PKP AND SETPOINTS Operate output relays upon selection OUTPUT RE...

Page 187: ...OC operation with the IOC function selected as Alarm and will self reset when this operation clears If Latched Alarm is selected as an IOC function the ALARM LED will flash during the IOC operating co...

Page 188: ...order Transient Recorder LED TRIP OR OR Cold Load PKP From Ground CT or From Sens Ground CT Block Inputs AND SETPOINT Operate output relays upon selection OUTPUT RELAY 4 OUTPUT RELAY 5 OUTPUT RELAY 6...

Page 189: ...is either calculated when three phase voltages are available or is measured from the auxiliary voltage input Vx when the three phase voltages are not available For those relays with available phase V...

Page 190: ...polarizing signal Otherwise the direction is detected as Reverse In the case where the voltage drops below the setting of the minimum polarizing voltage the ground directional element defaults to the...

Page 191: ...to Forward When Latched Alarm is selected the alarm LED will flash upon detection of Reverse direction and will stay lit latched after the direction changes to Forward The alarm LED can be reset by is...

Page 192: ...e polarizing signals used for directional control Table 9 Ground Directional characteristics OUTPUT RELAY 3 to 6 Range Do not operate Operate Default Do not operate Any or all of the output relays 3 t...

Page 193: ...R GND DIR REVERSE Alarm OR OR REVERSE Message AND SETPOINT Operate Output Relays Upon Selection OUTPUT RELAY 4 OUTPUT RELAY 5 OUTPUT RELAY 6 OUTPUT RELAY 3 Control Ground Current Ig Voltage Polarizati...

Page 194: ...rates when set to function Trip The ALARM LED will flash upon Neutral TOC operating condition with the TOC function selected as Alarm and will self reset when the operating condition clears If Latched...

Page 195: ...eration under fault conditions in the selected current flow direction and blocking it when faults occur in the opposite direction OUTPUT RELAY 3 to 6 Range Do not operate Operate Default Do not operat...

Page 196: ...Recorder Transient Recorder OR OR NTRL TOC OP Adjust PKP Cold Load PKP Computed by the relay Adjust Neutral TOC PKP AND SETPOINTS Operate output relays upon selection OUTPUT RELAY 4 OUTPUT RELAY 5 OU...

Page 197: ...set by the settings The ALARM LED will not turn on if the neutral IOC operates when set to function Trip The ALARM LED will flash upon Neutral IOC operation with the IOC function selected as Alarm and...

Page 198: ...8 Virtual Input 1 to 32 Remote Input 1 to 32 Logic Element 1 to 16 Default Off Three blocking inputs are provided in the Neutral IOC menu One blocking input going high is enough to block the function...

Page 199: ...PKP Autoreclose per shot settings Computed by the relay Block Inputs AND SETPOINT Operate output relay upon selection OUTPUT RELAY 4 OUTPUT RELAY 5 OUTPUT RELAY 6 OUTPUT RELAY 3 AND SETPOINT NTRL IOC...

Page 200: ...s must be connected in Wye For those relays with available Vx auxiliary voltage input only the polarizing voltage for the Neutral directional element is formed based on voltage measured from the Vx in...

Page 201: ...ground current assuming the measured ground current is above some 5 CTg The same rule applies if the ground current falls below 5 CTg In this case the direction is determined using the polarizing zero...

Page 202: ...izing voltage This is the angle of maximum sensitivity MIN POL VOLTAGE Range 0 05 to 1 25 x VT in steps of 0 01 Default 0 05 x VT This setting affects only cases where voltage or dual polarizing is se...

Page 203: ...POINT Operate Output Relays Upon Selection OUTPUT RELAY 4 OUTPUT RELAY 5 OUTPUT RELAY 6 OUTPUT RELAY 3 Control Neutral Current In Ground current Ig Voltage Polarization 3V_0 3I_0 FWD REV REV RUN SETPO...

Page 204: ...sequence IOC operating condition with the neg sequence IOC function selected as Alarm and will self reset when this operating condition clears If Latched Alarm is selected as a neg seq IOC function th...

Page 205: ...ND Operate Output Relay 1 TRIP Event Recorder Transient Recorder LED TRIP Alarm OR OR AND SETPOINTS Operate output relays upon selection OUTPUT RELAY 4 OUTPUT RELAY 5 OUTPUT RELAY 6 OUTPUT RELAY 3 Tri...

Page 206: ...TAGE OUTPUT RELAY 3 OUTPUT RELAY 6 BLOCK 1 BLOCK 2 BLOCK 3 S3 AUXILIARY OV AUX OV FUNCTION AUX OV PKP AUX OV DELAY OUTPUT RELAY 3 OUTPUT RELAY 6 BLOCK 1 BLOCK 2 BLOCK 3 S3 AUXILIARY UV AUX UV FUNCTION...

Page 207: ...At 0 of pickup the operating time equals the Undervoltage Delay setpoint Figure 28 Inverse time undervoltage curves The following path is available using the keypad For instructions on how to use the...

Page 208: ...ulate the time before UV operation PH UV PHASES Range Any One Any Two All Three Default Any One This setting selects the combination of undervoltage conditions with respect to the number of phase volt...

Page 209: ...selection OUTPUT RELAY 4 OUTPUT RELAY 5 OUTPUT RELAY 6 OUTPUT RELAY 3 Trip AND Trip To Breaker Failure SETPOINTS BLOCK 1 Off 0 BLOCK 2 Off 0 BLOCK 3 Off 0 OR RUN RUN RUN PICKUP Van Vbn Vcn None PICKU...

Page 210: ...ears until the reset command is initiated The output relay 1 Trip will not operate if the Latched Alarm or Alarm setting is selected Any or all of the output relays 3 to 6 can be selected to operate w...

Page 211: ...R AND SETPOINTS Operate output relays upon selection OUTPUT RELAY 4 OUTPUT RELAY 5 OUTPUT RELAY 6 OUTPUT RELAY 3 Trip AND Trip To Breaker Failure SETPOINTS BLOCK 1 Off 0 BLOCK 2 Off 0 BLOCK 3 Off 0 OR...

Page 212: ...V DELAY time The ALARM LED will not turn on if the neutral OV function is set to Trip The ALARM LED will flash upon an OV operating condition with the neutral OV function selected as Alarm and will se...

Page 213: ...rate Output Relay 1 TRIP Event Recorder LED TRIP Alarm OR OR AND SETPOINTS Operate output relays upon selection OUTPUT RELAY 4 OUTPUT RELAY 5 OUTPUT RELAY 6 OUTPUT RELAY 3 Trip AND Trip To Breaker Fai...

Page 214: ...the operating condition clears If Latched Alarm is selected as a neg seq OV function the ALARM LED will flash during the OV condition and will stay ON after the condition clears until the reset comman...

Page 215: ...tput Relay 1 TRIP Event Recorder LED TRIP Alarm OR OR AND SETPOINTS Operate output relays upon selection OUTPUT RELAY 4 OUTPUT RELAY 5 OUTPUT RELAY 6 OUTPUT RELAY 3 Trip AND Trip To Breaker Failure SE...

Page 216: ...the specified voltage setting Note that all internal features that are inhibited by an undervoltage condition such as underfrequency and overfrequency have their own inhibit functions independent of...

Page 217: ...ickup level AUX UV CURVE Range Definite Time Inverse Time Default Inverse Time This setting selects the type of timing inverse time definite time to define the time of aux undervoltage operation based...

Page 218: ...UV DELAY AND Operate Output Relay 1 TRIP Event Recorder LED TRIP Alarm OR OR AND SETPOINTS Operate output relays upon selection OUTPUT RELAY 4 OUTPUT RELAY 5 OUTPUT RELAY 6 OUTPUT RELAY 3 Trip AND Tr...

Page 219: ...ux OV function selected as Alarm and will self reset when the operating condition clears If Latched Alarm is selected as an aux OV function the ALARM LED will flash during the OV condition and will st...

Page 220: ...UP AND Operate Output Relay 1 TRIP Event Recorder LED TRIP Alarm OR OR AND SETPOINTS Operate output relays upon selection OUTPUT RELAY 4 OUTPUT RELAY 5 OUTPUT RELAY 6 OUTPUT RELAY 3 Trip AND Trip To B...

Page 221: ...RM will not turn on if the Underfrequency function is set to Trip The LED ALARM will flash upon underfrequency operating condition with the underfreq function selected as Alarm and will self reset whe...

Page 222: ...to 32 Remote Input 1 to 32 Logic Element 1 to 16 Default Off Three blocking inputs are provided in the menu for each of the two Underfrequency elelements One blocking input high is enough to block the...

Page 223: ...D TRIP Alarm OR OR AND SETPOINTS Operate output relays upon selection OUTPUT RELAY 4 OUTPUT RELAY 5 OUTPUT RELAY 6 OUTPUT RELAY 3 Trip AND Trip To Breaker Failure SETPOINTS BLOCK 1 Off 0 BLOCK 2 Off 0...

Page 224: ...The ALARM LED will not turn on if the Overfrequency function is set to Trip The ALARM LED will flash upon Overfrequency operating condition with the overfrequency function selected as Alarm and will s...

Page 225: ...t Recorder LED TRIP Alarm OR OR AND SETPOINTS Operate output relays upon selection OUTPUT RELAY 4 OUTPUT RELAY 5 OUTPUT RELAY 6 OUTPUT RELAY 3 Trip AND Trip To Breaker Failure SETPOINTS BLOCK 1 Off 0...

Page 226: ...rmula uses the cooling time constant The time to trip is estimated when the load current exceeds the PKP setting and the 49 element picks up At the same time the thermal capacity will start to increas...

Page 227: ...larm Alarm or Trip The thermal capacity values are stored in memory and can be cleared either by using the Clear Thermal Capacity command or by cycling relay control power THERMAL MDL PKP Range 0 05 t...

Page 228: ...o 10 8 Virtual Input 1 to 32 Remote Input 1 to 32 Logic Element 1 to 16 Default Off Three blocking inputs are provided in the menu One blocking input high is enough to block the function The available...

Page 229: ...put relays upon selection OUTPUT RELAY 4 OUTPUT RELAY 5 OUTPUT RELAY 6 OUTPUT RELAY 3 Trip AND SETPOINT BLOCK 1 Off 0 BLOCK 2 Off 0 BLOCK 3 Off 0 OR Message THERMAL MODEL Ph A Thermal OP Ph B Thermal...

Page 230: ...AY 6 BLOCK 1 BLOCK 2 BLOCK 3 TRIGGER SOURCE 2 TRIGGER SOURCE 3 S4 AR SHOT 1 PH IOC1 INITIATE BLOCK PH IOC1 BLOCK PH IOC2 BLOCK GND IOC1 BLOCK GND IOC2 BLOCK NTRL IOC1 BLOCK NTRL IOC2 BLOCK PH TOC BLOC...

Page 231: ...P 2 ACTIVE and the blocking input BLK GROUP CHANGE are de asserted Switching from Group 1 to Group 2 can be also initiated by the Autoreclose or the Cold Load Pickup functions If the setpoint group se...

Page 232: ...NGE Off Use Setpoint Group 2 Use Setpoint Group 2 Setpoint Group Setpoint Group 2 Autoreclose Setpoint Group Setpoint Group 2 Cold Load Pickup Cold Load Pickup Default to Setpoint Group Default to Set...

Page 233: ...s purpose each of the virtual inputs selected for control need be Enabled under SETPOINTS S5 INPUTS OUTPUTS VIRTUAL INPUTS and its type Self Reset or Latched specified If Self Reset type was selected...

Page 234: ...resent The logic provides for assigning up to three triggering inputs in an OR gate for Logic Element operation and up to three blocking inputs in an OR gate for defining the block signal Pickup and d...

Page 235: ...larm Trip Default Disabled This setting defines the use of the Logic Element When Trip is selected as a function the Logic Element will trigger Output Relay 1 Trip upon operation LE1 16 ASSERTED Range...

Page 236: ...puts Default Off Each of the three blocks is configurable by allowing the assigning of an input selected from a list of inputs This input can be a contact input a virtual input a remote input or an ou...

Page 237: ...PKP Off On Event Recorder Transient Recorder SETPOINT OUTPUT RELAY 4 OUTPUT RELAY 5 OUTPUT RELAY 6 OUTPUT RELAY 3 RST TIME DELAY Logic Elem1 OP Logic Elem1 PKP LED PICKUP Message SETPOINT LOGIC EL FU...

Page 238: ...Inputs Virtual Input 1 Virtual Input 2 Virtual Input 3 Virtual Input 4 Virtual Input 5 Virtual Input 6 Virtual Input 7 Virtual Input 8 Virtual Input 9 Virtual Input 10 Virtual Input 11 Virtual Input...

Page 239: ...nput 11 Remote Input 12 Remote Input 13 Remote Input 14 Remote Input 15 Remote Input 16 Remote Input 17 Remote Input 18 Remote Input 19 Remote Input 20 Remote Input 21 Remote Input 22 Remote Input 23...

Page 240: ...1 to 10 8 Virtual Input 1 to 32 Remote Input 1 to 32 Logic Elements1 to 16 Default Off This setting specifies the input which when asserted initiates a trip output relay 1 TRIP energized and opens th...

Page 241: ...minal current at the time of breaker closing decaying down to 300 after 1 second 200 after 2 seconds and 150 after 3 seconds Figure 43 Cold load pickup The relay detects Cold Load condition Cold Load...

Page 242: ...Contact Input 1 to 10 8 Virtual Input 1 to 32 Remote Input 1 to 32 Logic Input 1 to 16 Default Off This setting allows the user to select Contact Input Virtual Input Remote Input or Logic Element and...

Page 243: ...LAY 4 OUTPUT RELAY 5 OUTPUT RELAY 6 Operate output relays upon selection Record Event Message Cold Load PKP Blk RAISE PH TOC PKP RAISE NTRL TOC PKP RAISE GND S GND TOC PKP Raise by Percent Raise by Pe...

Page 244: ...h during the Breaker Failure condition and will remain ON when the condition is cleared The Alarm LED turns OFF upon manual or remote reset command BF CURRENT Range 0 05 to 20 00 x CT in steps of 0 01...

Page 245: ...er Alarm OR OR Trip Phase Currents AND SETPOINT Operate output relays upon selection OUTPUT RELAY 4 OUTPUT RELAY 5 OUTPUT RELAY 6 OUTPUT RELAY 3 Ib PICKUP Ia PICKUP Ic PICKUP OR AND SETPOINT BF EXT IN...

Page 246: ...UNCTION Range Disabled Enabled Default Disabled This setting enables or disables the Autorecloser function NUMBER OF SHOTS Range 1 to 4 step 1 Default 1 The maximum number of reclosures that will be a...

Page 247: ...When set to On the operation of this element initiates the AR sequence NTRL IOC1 2 INITIATE Range Off On Default Off When set to On the operation of this element initiates the AR sequence PHASE TOC IN...

Page 248: ...iate breaker trip after the corresponding breaker reclosing shot BLOCK NTRL IOC1 2 Shot 1 to 4 Range Off On Default Off If set to On for the selected shot the operation of the element will initiate br...

Page 249: ...OUT OF SERVICE AR BLOCK Q Q SET CLR S R AND AND AND AND SETPOINT AR DEAD TIME 1 t sec 0 SETPOINT AR DEAD TIME 2 0 SETPOINT AR DEAD TIME 3 0 SETPOINT AR DEAD TIME 4 0 OR OR AND AND AND SETPOINT INCOMP...

Page 250: ...state or the AR RESET TIME timer times out from WAIT RST TIME state In this state the autorecloser is waiting for reclose Initiation RI event to start the reclosure process WAIT FOR 52 OPEN Once a Rec...

Page 251: ...uced voltage Because of de bouncing momentary contacts must have a minimum dwell time greater than half power frequency cycle The debounce time is adjustable by the user PATH SETPOINTS S5 INPUTS OUTPU...

Page 252: ...Relays 3 to 6 and one Critical Failure relay for fail safe relay indication The special purpose relays have fixed operating characteristics and the general purpose relays can be configured by the use...

Page 253: ...ual Input 1 to 32 Remote Input 1 to 32 Logic Elements 1 to 16 Default Disabled This setting defines a block to the Trip Output relay When the selected input is asserted the Trip Output relay will be b...

Page 254: ...mmed AND OR TRIP No feedback change OR timed reset SETPOINT BF BF FUNCTION Disabled 0 Latched Alarm Alarm BF TIME DELAYS SETPOINT BF RUN OR OR OR AND AND Trip Output Seal In time SETPOINT t RST AND LE...

Page 255: ...width This is useful for those applications where the 52 contacts reporting the breaker state are faster than the 52 contacts that are responsible for interrupting the coil current BLOCK RLY 2 CLOSE...

Page 256: ...ker Open 1 Breaker Closed OR At least one contact programmed AND OR CLOSE No feedback change OR timed reset OR OR OR AND AND Close Output Seal In time SETPOINT t RST AND CLOSE Operate Output Relay 2 C...

Page 257: ...nd will reset when the element drops out If the Latched type is selected the output relay will stay energized after the element dropout and will be de energized upon the reset command PATH SETPOINTS S...

Page 258: ...control power Output relay 7 is energized or de energized state change depending on the following conditions 1 Output Relay 7 will be de energized if the relay is not IN SERVICE or the control power i...

Page 259: ...tructions on how to use the keypad please refer to Chapter 3 Working with the Keypad ANY MAJOR ERROR Forces the Relay into Not Ready state OR S1 SETPOINTS S1 RELAY SETUP S1 INSTALLATION RELAY STATUS N...

Page 260: ...ate Virtual input programming begins with enabling the Virtual Input Function and selecting the Virtual Input Type Self Reset or Latched under SETPOINTS S5 INPUTS OUTPUTS VIRTUAL INPUTS Next the user...

Page 261: ...emote Inputs are available for programming under the EnerVista SR3 Setup software SETPOINT V INPUT FUNCTION Disabled 0 Enabled 1 AND SETPOINT V INPUT 1 TYPE Latched Self Reset AND AND Virtual Input 1...

Page 262: ...6 146 350 FEEDER PROTECTION SYSTEM INSTRUCTION MANUAL S5 INPUTS OUTPUTS CHAPTER 6 SETPOINTS Courtesy of NationalSwitchgear com...

Page 263: ...UAL 7 1 350 Feeder Protection System Chapter 7 Maintenance Digital Energy Multilin Maintenance Information about the relay and the breaker can be obtained through the features included in the Maintena...

Page 264: ...NANCE M1 RELAY INFO M3 BKR MAINTENANCE M5 RELAY MAINTENANCE M6 FACTORY SERVICE M4 BKR MONITOR M3 TRIP COIL TRIP COIL FUNCTION TRIP COIL DELAY BYPASS BKR STATUS OUTPUT RELAY 3 OUTPUT RELAY 6 898761A1 c...

Page 265: ...350 CP5G5HSMCPZEDN This screen shows the relay Order Code FIRMWARE REVISION 1 10 This screen shows the relay Firmware Revision BUILD DATE Feb 18 2009 This screen shows the relay Firmware Build Date B...

Page 266: ...be set and the ALARM and MAINTENANCE LEDs will be on Example 1 The figure below shows the connections of the breaker trip coil to the relay s trip output relay for voltage monitoring of the trip circ...

Page 267: ...erate when the Trip Coil Monitor function is selected as Alarm or Latched Alarm TRIP COIL DELAY Range 1 to 10 sec in steps of 1 sec Default 5 s This setting defines the Trip Coil Monitor Delay before...

Page 268: ...hould be made between terminals B4 and B5 for Close coil monitoring SETPOINT TRIP COIL FUNCTION Disabled 0 Latched Alarm Event Recorder Transient Recorder Alarm OR OR AND SETPOINT Operate output relay...

Page 269: ...jumper between terminals B4 and B5 voltage monitor Figure 5 Close Coil circuit with voltage monitoring Example 2 Some applications require that the Close Coil be monitored continuously regardless of...

Page 270: ...nction is selected as Alarm or Latched Alarm CLOSE COIL DELAY Range 1 to 10 sec in steps of 1 sec Default 5 s This setting defines the Close Coil Monitor Delay before targets appear on the display ALA...

Page 271: ...Keypad PATH MAINTENANCE M3 BKR MAINTENANCE BKR TRIP COUNTER SETPOINT CLOSE COIL FUNCTN Disabled 0 Latched Alarm Event Recorder Transient Recorder Alarm OR OR AND SETPOINT Operate output relays upon se...

Page 272: ...argets command is initiated Any or all of output relays 3 to 6 can be selected to operate when the number of breaker trips reaches the TRIP COUNTER LIMIT regardless of the selected trip counter functi...

Page 273: ...LAY 6 OUTPUT RELAY 3 Trip Counter PKP Trip Counter Reset Trip Counter OP Message SETPOINT TRIP COUNTER FUNC Disabled 0 Latched Alarm Alarm OR OR AND Trip command 52a b contact Breaker Open INITIAL BKR...

Page 274: ...er coil or circuit fails the relay will display the message Unhealthy for the corresponding coil Further information on the breaker is provided under BKR TRIP COUNTER where the 350 stores the number o...

Page 275: ...lt Disabled This setting enables the ambient temperature functionality If the operating condition is satisfied when Alarm is selected as the function the ALARM LED will flash upon the activating condi...

Page 276: ...UAL M5 RELAY MAINTENANCE CHAPTER 7 MAINTENANCE OUTPUT RELAY 3 to 6 Range Do Not Operate Operate Default Do Not Operate Any assignable output relay can be selected to operate upon Ambient Temperature A...

Page 277: ...Temp RUN OR Amb Temp HI Alarm State Operate AND AND INPUTS Emergency Restart Input Lockout Reset Input SETTINGS Off 0 Lockout Reset Off 0 Emergency Restart S4 CONTROLS Remote Reset Input Remote Reset...

Page 278: ...7 16 350 FEEDER PROTECTION SYSTEM INSTRUCTION MANUAL M5 RELAY MAINTENANCE CHAPTER 7 MAINTENANCE Courtesy of NationalSwitchgear com...

Page 279: ...9086 A2 4 June 2009 1601 9086 A3 4 June 2009 1601 9086 A4 30 June 2009 1601 9086 A5 30 June 2009 1601 9086 A6 6 December 2010 1601 9086 A8 9 May 2011 Table 2 Major Updates for 350 A8 Page Number CHAN...

Page 280: ...m option 3E to Order Code Table Chapter 7 Add Ambient Temp section Ch 7 Maintenance General Increase number of Logic Elements to 16 General Minor Corrections Table 4 Major Updates for 350 A1 to A5 Pag...

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GE ML Series 350, Instruction Manual

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Summary of Contents for ML Series 350

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