Littelfuse Startco FPU-32 Manual Download

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FPU-32 Feeder Protection Unit

Rev.

2-A-103014

Theory of Operation

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Summary of Contents for FPU-32

Page 1: ...m relayscontrols FPU 32 MANUAL FEEDER PROTECTION UNIT Revision 2 A 103014 TRIP ALARM ACTIVE UPI RESET ENTER ESC FEEDER PROTECTION UNIT FPU 32 LITTELFUSE STARTCO MAIN MENU Metering Messages Setup Copyr...

Page 2: ...Factory default password is 1111 New Password See Section 4 5 Feeder Identification...

Page 3: ...4 2 3 Frequency 4 2 4 2 4 Set Point Group 4 2 4 2 5 Output Relay Assignment 4 2 4 2 6 Digital Input 4 3 4 2 7 Analog Output 4 3 4 2 8 Miscellaneous Configuration 4 4 4 2 9 Communications 4 4 4 3 Meter...

Page 4: ...Menu Example 4 1 4 2 Menu Symbols 4 1 5 1 I2 t Overload Cold Curves 5 3 5 2 IEC Normal Inverse Curve Type A 5 4 5 3 IEC Very Inverse Curve Type B 5 5 5 4 IEC Extreme Inverse Curve Type C 5 6 5 5 IEC S...

Page 5: ...age current CT input Used thermal capacity Thermal trend RTD temperature 1 2 3 DATA LOGGING One hundred records Date and time of event Event type Cause of trip Line currents Current unbalance Earth le...

Page 6: ...ICATOR RUN ALARM TRIP LED INDICATORS FPU 32 MPU CIM CURRENT INPUT MODULE 13 14 15 16 18 17 19 20 21 22 23 24 25 26 27 EF1 Y X E S 5 R 1 12 11 10 9 1 5 S R 8 7 6 5 1 5 S R 4 3 2 1 1 5 S R PHASE CT PHAS...

Page 7: ...etup 1 R 2 S 3 5 4 1 5 R 6 S 7 5 8 1 9 R 10 S 11 5 12 1 PHASE A EARTH FAULT PHASE B PHASE C CURRENT INPUT MODULE M P U C I M 27 1 26 R 25 5 24 S 23 E 22 21 X 20 Y 19 E F 1 18 17 E F 2 16 C O M 15 C 14...

Page 8: ...Page 1 4 FPU 32 Feeder Protection Unit Rev 2 A 103014 Introduction This page intentionally left blank...

Page 9: ...ith existing FPU 16 installations except that it has a temperature sensor input and does not include an operations counter An FPU 32 can replace an FPU 16 with minimal wiring changes I O connections t...

Page 10: ...LATCHTAB CLAMP SCREWS PANEL MOUNT CLAMP PANELTHICKNESS 1 6 0 06 TO 4 8 0 19 SIDE TOP 96 0 3 78 96 0 3 78 6 32 CABLING RESTRAINT FASTENING POINT 4 PLACES REAR FRONT 92 0 3 62 92 0 3 62 R 4 8 0 19 MAXIM...

Page 11: ...REAR FRONT 19 0 0 75 9 9 0 39 19 0 0 75 NOTE 5 76 2 3 00 5 0 0 20 112 0 4 41 M4 OR 8 32TAP 25 4 1 00 NOTE 5 MOUNTING DETAIL NOTES 1 DIMENSIONS IN MILLIMETRES INCHES 2 REAR VIEW SHOWN WITHOUT NETWORK C...

Page 12: ...3 2 20 TOP SIDE SHORTING SCREWS A B C NOTES 4 5 BOTTOM 12 5 0 50 60 0 2 36 14 5 0 57 M4 OR 8 32TAP 100 0 3 94 6 8 0 27 6 8 0 27 MOUNTING DETAIL NOTES 1 DIMENSIONS IN MILLIMETRES INCHES 2 MOUNTING SCRE...

Page 13: ...CONDITIONER OPTIONAL 138 0 MAX 5 43 5 5 0 22 110 0 4 33 5 5 0 22 22 0 0 87 5 0 0 20 RECESSED FOR 8 mm HEX NUT 1 0 0 04 DEEP FRONT NOTES 1 DIMENSIONS IN MILLIMETRES INCHES 2 MOUNTING SCREWS M4 OR 8 32...

Page 14: ...5 1 04 25 0 0 98 236 MAX 9 29 139 7 5 50 FLUX CONDITIONER INCLUDED BONDING SCREW 5 0 0 20 DIA 8 5 0 33 8 5 0 33 SIDE 31 0 1 22 198 0 7 80 60 0 2 36 FRONT 215 0 8 46 LR 53428 US C R R EFCT 2 EARTH FAUL...

Page 15: ...0 0 20 7 0 0 87 4 0 0 16 RECESSED FOR 7 mm HEX NUT 3 0 0 12 DEEP FRONT 26 5 1 04 52 5 2 07 SIDE MOUNTING FOOT INSTALLATION TOOL DETAIL A LR 53428 US C R R EFCT 26 EARTH FAULT CT 600 V CLASS INSULATIO...

Page 16: ...Page 2 8 FPU 32 Feeder Protection Unit Rev 2 A 103014 Installation This page intentionally left blank...

Page 17: ...10 9 8 7 6 5 4 3 2 1 RELAY 2 RELAY 1 RELAY 3 PHASE C PHASE B PHASE A 8 1 T A T B T C TEMP SOURCE A B C BREAKER PHASE CT S NOTE 7 EARTH FAULT CT LOAD NOTE 8 NOTE 10 t t Pt100 RTD SENSOR NOTE 10 NOTE 3...

Page 18: ...le supply terminal 27 For the loop powered connection set the L S switch to the L position The loop powered connection is shown in Fig 3 2 b In loop powered operation the analog output is isolated fro...

Page 19: ...sformers isolate the FPU 32 from the phase and earth fault CT s The MPU CIM eliminates the need for CT shorting contacts when the FPU 32 is disconnected Phase CT and earth fault CT secondaries can be...

Page 20: ...ons Since this connection derives the current in the unmonitored phase this connection should be used only in retrofit applications where it is not possible to install a third CT EFCT X a STANDARD CON...

Page 21: ...R 1 MPU CIM R S 5 1 R S 5 1 R S 5 1 5A 5A 5A 1A 1A 1A CT A CT C 1 A OR 5 A EARTH FAULT CT SHORTING SCREWS A B C MUST NOT BE REMOVED R TERMINALS ARE GROUNDEDTHROUGH TERMINAL 22 EARTH FAULT CT MUST NOT...

Page 22: ...points are provided on the FPU 32 rear panel Secure cables to the MPU CIM using the cable tie eyelets and the cable ties provided See Figs 2 1 and 2 3 3 2 4 DIELECTRIC STRENGTH TESTING Dielectric stre...

Page 23: ...s defined by one of the menu selections shown in Table 4 1 TABLE 4 1 UPI LED FUNCTIONS SELECTION LED ON CONDITION None LED remains off Trip1 Trip 1 condition exists Trip2 Trip 2 condition exists Trip3...

Page 24: ...maintain specified accuracy phase CT s should be selected with a primary rating between 100 and 300 of rated current For A B C sequence the Seq I1 display value is larger than the Seq I2 display valu...

Page 25: ...Delay The digital input can be assigned to one of the functions listed in Table 4 3 When assigned to the Trip1 function the DIN1 Trip Delay set point is enabled A trip occurs if the digital input vol...

Page 26: ...interface manual NOTE RS 232 EIA 232 and TIA 232 signal specifications are compatible with the FPU 32 4 3 METERING Menu Metering When Metering is selected in the main menu press the right arrow key to...

Page 27: ...cords can be cleared in the Setup System Config Maintenance menu Record Type Trip ETR Number of Records 100 First In First Out 4 4 3 STATISTICAL DATA Menu Messages Statistics The FPU records the follo...

Page 28: ...set point type The character sequence for numeric set points is 0 1 2 3 4 5 6 7 8 9 0 1 2 3 The character sequence for string set points is 0 9 A Z a z SP 0 9 A Z Characters forming a series are shown...

Page 29: ...time protection is provided Calculated 3I0 and CT input protection elements can be enabled simultaneously to provide low and high level earth fault protection in solidly grounded systems Phase overcur...

Page 30: ...1 and Group 2 I2 t Reset Level 0 10 to 0 90 pu Applies to both groups 5 2 2 EMERGENCY THERMAL RESET Menu Messages Emerg I2t Reset Reset I2t Memory Emergency Thermal Reset ETR sets Used I2 t to 0 and d...

Page 31: ...plier 0 05 to 1 00 Protection Enable Disable Trip1 2 3 Measurement Method DFT c w CT saturation compensation Set Point Groups Group 1 and Group 2 CURRENT IN MULTIPLES OF PICKUP SETTING IM TIME IN SECO...

Page 32: ...CKUP SETTING IM TIME IN SECONDS t IEC NORMAL INVERSE 1 2 3 4 5 6 7 8 9 10 20 0 1 0 2 0 3 0 4 0 5 0 7 1 2 3 4 5 7 10 20 30 40 50 70 100 1 0 05 0 1 0 2 0 3 0 5 0 7 IM 1 1 t TM x 0 14 IM 0 02 1 IM 20 t t...

Page 33: ...TING IM TIME IN SECONDS t IEC VERY INVERSE 1 2 3 4 5 6 7 8 9 10 20 0 02 0 03 0 04 0 05 0 07 0 1 0 2 0 3 0 4 0 5 0 7 1 2 3 4 5 7 10 20 30 40 50 70 100 200 1 0 7 0 5 0 3 0 1 0 05 0 2 IM 1 1 t TM x 13 5...

Page 34: ...NG IM TIME IN SECONDS t IEC EXTREME INVERSE 1 2 3 4 5 6 7 8 9 10 20 0 01 0 02 0 03 0 05 0 07 0 1 0 2 0 3 0 5 0 7 1 2 3 5 7 10 20 30 50 70 100 200 300 500 1 0 7 0 5 0 3 0 2 0 1 IM 1 1 t TM x 80 IM 2 1...

Page 35: ...TTING IM TIME IN SECONDS t IEC SHORT INVERSE 1 2 3 4 5 6 7 8 9 10 20 0 01 0 02 0 03 0 04 0 05 0 07 0 1 0 2 0 3 0 4 0 5 0 7 1 2 3 4 5 7 10 20 0 05 0 1 0 2 0 3 0 5 0 7 1 0 IM 1 1 t TM x 0 05 IM 0 04 1 I...

Page 36: ...ETTING IM TIME IN SECONDS t IEC LONG INVERSE 1 2 3 4 5 6 7 8 9 10 20 0 2 0 3 0 4 0 5 0 7 1 2 3 4 5 7 10 20 30 40 50 70 100 200 300 400 500 700 1000 2000 1 0 0 7 0 5 0 3 0 2 0 1 0 05 IM 1 1 t TM x 120...

Page 37: ...TING IM TIME IN SECONDS t IEEE MODERATE INVERSE 1 2 3 4 5 6 7 8 9 10 20 0 1 0 2 0 3 0 4 0 5 0 7 1 2 3 4 5 7 10 20 30 40 50 70 100 1 0 0 7 0 5 0 3 0 2 0 1 0 05 IM 1 1 t TM x 3 x 0 0515 IM 0 02 1 0 114...

Page 38: ...M TIME IN SECONDS t IEEE VERY INVERSE 1 2 3 4 5 6 7 8 9 10 20 0 05 0 07 0 1 0 2 0 3 0 4 0 5 0 7 1 2 3 4 5 7 10 20 30 40 50 70 100 200 300 400 500 0 05 0 1 0 2 0 3 0 5 0 7 1 0 IM 1 1 t TM x 3 x 19 61 I...

Page 39: ...IME IN SECONDS t IEEE EXTREMELY INVERSE 1 2 3 4 5 6 7 8 9 10 20 0 02 0 03 0 05 0 07 0 1 0 2 0 3 0 5 0 7 1 2 3 5 7 10 20 30 50 70 100 200 300 500 1 0 0 7 0 5 0 3 0 2 0 1 0 05 IM 1 1 t TM x 3 x 28 2 IM...

Page 40: ...setting 5 5 INVERSE TIME 3I0 EARTH FAULT Menu Setup Protection 3I0 Inverse This protection function is based on the zero sequence current calculated from the three phase currents The Curve menu is use...

Page 41: ...arm1 2 3 Threshold 0 10 to 0 50 x Ip Measurement Method DFT 5 9 PHASE LOSS Menu Setup Protection Phase Loss Phase loss is a severe form of unbalance and can be used to detect open circuit faults When...

Page 42: ...enus When a sensor failure is detected the corresponding protection is disabled During Emergency Thermal Reset an RTD trip is reset and RTD temperature protection is disabled See Section 5 2 2 Trip Ra...

Page 43: ...92 kHz in 60 Hz applications A Discrete Fourier Transform DFT algorithm is used to obtain the magnitudes and phase angles of the fundamental frequency components of the current waveforms These values...

Page 44: ...Page 6 2 FPU 32 Feeder Protection Unit Rev 2 A 103014 Theory of Operation This page intentionally left blank...

Page 45: ...dbus RTU and Allen Bradley DF1 half duplex protocols All set points and meter values are accessible Commands are provided to perform trips resets and remote relay control Modbus RTU function codes sup...

Page 46: ...Page 7 2 FPU 32 Feeder Protection Unit Rev 2 A 103014 Communications This page intentionally left blank...

Page 47: ...tion 25 maximum Accuracy 2 C 40 to 200 C 5 C 200 to 260 C 4 20 mA Analog Output Type Self powered and loop powered Range 4 to 22 mA Update Time 250 ms Loop Voltage 8 to 26 Vdc Load 500 maximum with 24...

Page 48: ...7 Class A differential mode 150 Vrms 100 0 1 F 300 Vrms 220 0 47 F Class B differential mode 100 Vrms 100 0 047 F 300 Vrms 220 0 47 F Conducted RF IEC 60255 22 6 10 V 0 15 80 MHz 80 AM 1 kHz Fast Tran...

Page 49: ...Type Littelfuse Startco S75 M16A 20030 Resistance 5 3 100 m 328 1 Supplied Length 6 m 19 Terminal Block Ratings CT Inputs 25 A 500 Vac 10 AWG 4 0 mm2 Dimensions Height 87 mm 3 4 Width 113 mm 4 4 Depth...

Page 50: ...elfuse Startco s option repair replace or refund the original purchase price of an FPU 32 that is determined by Littelfuse Startco to be defective if it is returned to the factory freight prepaid with...

Page 51: ...ETWORK STATUS Digital Input State Output Relay State Notes 1 List indicates possible trips and alarms 2 Password required 3 Lists do not match FPU 32 menu order 4 Locked when current detected x Legend...

Page 52: ...p 2 EFCT Timed Alarm Group 1 EFCT Timed Alarm Group 2 UnbalanceTrip Unbalance Alarm Phase LossTrip Phase Loss Alarm Phase ReverseTrip Phase Reverse Alarm PTC RTDTrip Memory Error Display Error DSP Err...

Page 53: ...1 SETUP Protection Continued TA Curve 2 IEC Normal Inverse A IEC Very Inverse B IEC Extreme Inverse C IEC Short Inverse A IEC Long Inverse B IEEE Moderate Inverse IEEE Very Inverse IEEE Extreme Inver...

Page 54: ...x x x AA TA 3I0 DefiniteTime Group 1 Trip Action 2 Trip Level 2 Trip Delay 2 Alarm Action 2 Alarm Level 2 Alarm Delay 2 x x x x AA TA Group 2 Trip Action 2 Trip Level 2 Trip Delay 2 Alarm Action 2 Al...

Page 55: ...rip2 Trip3 Alarm1 Alarm2 Alarm3 Current Detected Trip1 Pulse Watchdog Network Run1 Mode 2 4 Fail Safe Non Fail Safe x RY PulseTime 2 SETUP Continued above Phase Current ANALOGOUTPUT SETUP Continued Ou...

Page 56: ...EA EA AA AA TA Instance None 0x32 0x33 0x34 0x35 0x64 DeviceNet Consume Instance None 0x32 0x33 User Registers Registers 0 31 2 x SETUP Continued above SETUP Continued SYSTEM CONFIG System Name 2 s P...

Page 57: ...Input Function None None Trip1 Reset Program Enable Set Point Group Trip Delay 0 01 0 10 100 00 s Relay Outputs See Table 4 2 Output Relay Functions Relay 1 Function Trip1 Mode Fail Safe Fail Safe Non...

Page 58: ...larm1 Alarm3 Remote Trip Action Disabled Disabled Trip2 Trip1 Trip3 Remote Alarm Action Disabled Disabled Alarm2 Alarm1 Alarm3 User Registers User Register 0 0 0 1399 User Register 1 0 0 1399 User Reg...

Page 59: ...IN DEFAULT MAX UNIT PROGRAM SELECTION Overload Group1 I2 t Trip Action Trip1 Disabled Trip2 Trip1 Trip3 I2 t Alarm Action Alarm1 Disabled Alarm2 Alarm1 Alarm3 I2 t Pickup 0 10 1 00 1 25 x Ip Hot Facto...

Page 60: ...0 00 15 00 x Ip Trip Delay 0 00 0 05 10 00 s Alarm Action Disabled Disabled Alarm2 Alarm1 Alarm3 Alarm Level 0 10 10 00 15 00 x Ip Alarm Delay 0 00 0 05 10 00 s Phase Definite Time Group2 Trip Action...

Page 61: ...x Ip Alarm Delay 0 00 0 05 10 00 s Earth Fault CT Input Definite Time Group1 Trip Action Trip1 Disabled Trip2 Trip1 Trip3 Trip Level 0 01 0 40 1 00 x Ie Trip Delay 0 00 0 25 100 00 s Alarm Action Ala...

Page 62: ...rip Delay 1 00 5 00 100 00 s Alarm Action Disabled Disabled Alarm2 Alarm1 Alarm3 Alarm Delay 1 00 2 00 100 00 s PTC Temperature Trip Action Disabled Disabled Trip2 Trip1 Trip3 Alarm Action Disabled Di...

Page 63: ...U 32 Modbus Protocol supports the following function codes Read Holding Registers Function Code 3 Read Input Registers Function Code 4 Write Single Register Function Code 6 Write Multiple Registers Fu...

Page 64: ...a total of 8 bytes NOTE The maximum number of registers per write is 100 200 bytes C 4 4 COMMAND INSTRUCTION CODE 5 Modbus Function Code 5 Force Single Coil is used to issue commands to the FPU 32 Th...

Page 65: ...tted first followed by the high order word Word values have the high byte followed by the low byte Float types as per IEEE 754 Floating Point Standard All bytes of long and float types must be written...

Page 66: ...Page C 4 FPU 32 Feeder Protection Unit Rev 2 A 103014 Appendix C FPU 32 TIA 232 Modbus Protocol This page intentionally left blank...

Page 67: ...of CT rating R W 0 1 1 25 x Ip T1 Low 12 40013 3 12 T1 High 15 40016 2C 01 69 3 15 Hot Factor R W 0 1 1 0 T1 Low 16 40017 3 16 T1 High 17 40018 2C 01 6A 3 17 Cooling Factor R W 0 1 10 T1 Low 18 40019...

Page 68: ...e Multiplier R W 0 05 1 0 T1 Low 63 40064 3 63 T1 High 64 40065 69 02 04 3 64 Pickup in pu of CT Rating R W 0 1 10 x Ip T1 Low 65 40066 3 65 T1 High Phase Definite Time Group 1 70 40071 64 01 01 3 70...

Page 69: ...pu of CT Rating R W 0 1 10 x Ip T1 Low 115 40116 3 115 T1 High Earth Fault 3I0 Definite Time Group 1 120 40121 64 03 01 3 120 Trip Action R W 0 7 T42 121 40122 64 03 02 3 121 Alarm Action R W 0 7 T43...

Page 70: ...168 40169 64 06 03 3 168 Trip Level R W 0 01 1 0xIe T1 Low 169 40170 3 169 T1 High 170 40171 64 06 04 3 170 Trip Delay R W 0 100 s T1 Low 171 40172 3 171 T1 High 172 40173 64 06 05 3 172 Alarm Level R...

Page 71: ...254 T1 High 255 40256 29 01 95 3 255 Unbalance Current Threshold R W 0 1 0 5 x Ip T1 Low 256 40257 3 256 T1 High Operator Interface 270 40271 29 01 7D 3 270 Display Loss Trip Action R W 0 7 T42 271 4...

Page 72: ...ID R W 0 255 T1 Low 385 40386 3 385 T1 High RTD Sensor 388 40389 29 01 96 3 388 RTD Sensor Error Trip Action R W 0 7 T42 389 40390 29 01 97 3 389 RTD Sensor Error Alarm Action R W 0 7 T43 PTC Tempera...

Page 73: ...h 872 40873 29 01 8E 6 12 Negative Sequence Current pu Read Only T1 Low 873 40874 6 13 T1 High 874 40875 29 01 8F 6 14 Unbalance pu Read Only T1 Low 875 40876 6 15 T1 High 876 40877 29 01 90 6 16 Used...

Page 74: ...LSB Bit 15 MSB 3 Read Only T45 1105 41106 29 01 68 8 9 Bits 16 31 Read Only T46 1106 41107 29 01 69 8 10 Bits 32 47 Read Only T47 1107 41108 29 01 6A 8 11 Bits 48 63 Read Only T48 1108 41109 29 01 6B...

Page 75: ...Trip Read Only T3 Ethernet 1280 41281 9 70 IP Address R W T22 1290 41291 9 80 Address Mask R W T22 1300 41301 9 90 Gateway Address R W T22 1310 41311 9 100 MAC Address Read Only T22 User Defined Regis...

Page 76: ...er Register 2 Data Read Only 1435 41436 9 225 User Register 3 Data Read Only 1436 41437 9 226 User Register 4 Data Read Only 1437 41438 9 227 User Register 5 Data Read Only 1438 41439 9 228 User Regis...

Page 77: ...x E Register Formats 2 The A B File is coded as FILE ELEMENT To read or write the element as floats the PLC 5 or SLC 500 address would be F FILE ELEMENT Example F9 222 To read or write the element as...

Page 78: ...Page D 12 FPU 32 Feeder Protection Unit Rev 2 A 103014 Appendix D Communications Database Table This page intentionally left blank...

Page 79: ...Check 2 BCC Check T22 Char 20 ASCII Characters Register 0 Char 0 and Char 1 Char 0 at MSByte Register 1 Char 2 and Char 3 Char 2 at MSByte Register 2 Char 4 and Char 5 Char 4 at MSByte Register 3 Cha...

Page 80: ...ry Bits 7 0 0 99 Hundredths of a Second in Binary T31 Char RTC ASCII Character Setting String YY MM DD HH mm SS YY 2 digit Year Year 2000 2099 MM Month 1 12 DD Day 1 31 HH Hour 0 23 mm Minute 0 59 SS...

Page 81: ...47 32 T48 Short Trip Alarm Message Code Bits 3 63 48 T49 Short Trip Alarm Message Code Bits 3 79 64 T50 Short Trip Alarm Message Code Bits 3 95 80 T51 Short Trip Alarm Message Code Bits 3 111 96 T52...

Page 82: ...bit s 3 DeviceNet 125 kbit s 4 DeviceNet 250 kbit s 5 DeviceNet 500 kbit s T72 Short Communications Command 0 Reserved 1 Reserved 2 Reserved 3 Reset Trips All Except Remote Network Trips 4 Set RTC 5...

Page 83: ...g Inverse B 5 IEEE Moderate Inverse 6 IEEE Very Inverse 7 IEEE Extreme Inverse T74 Short User Programmable Indicator 0 None LED Off 1 Trip1 2 Trip2 3 Trip3 4 Alarm1 5 Alarm2 6 Alarm3 7 Relay 1 8 Relay...

Page 84: ...rk Run1 T77 Short Analog Output Function 0 Phase Current 1 EF Ict Measured 2 EF 3I0 Calculated 3 Used I2 t 4 Local RTD Temperature 5 Reserved 6 Reserved 7 Reserved 8 Reserved 9 Unbalance 10 Zero 4 mA...

Page 85: ...2 3I0 Timed Trip Group 1 13 3I0 Timed Trip Group 2 14 3I0 Timed Alarm Group 1 15 3I0 Timed Alarm Group 2 16 EFCT Timed Trip Group 1 17 EFCT Timed Trip Group 2 18 EFCT Timed Alarm Group 1 19 EFCT Timed...

Page 86: ...Overload 2 0x33 Extended Overload 3 0x34 Basic Motor Starter 4 0x35 Extended Motor Starter1 5 0x64 User Registers T85 Short DeviceNet Consuming Instance 0 None 1 0x02 Basic Overload 2 0x03 Basic Motor...

Page 87: ...e system is correctly grounded and that alternate ground paths do not exist that bypass the current transformer High voltage testers and resistance bridges can be used to determine the existence of al...

Page 88: ...ge F 2 FPU 32 Feeder Protection Unit Rev 2 A 103014 Appendix F Ground Fault Performance Test TABLE F 1 GROUND FAULT TEST RECORD DATE TEST RESULTS Retain this record for the authority having jurisdicti...

Page 89: ...ECTION 5 Error codes added to Section 5 12 SECTION 7 Section 7 1 1 updated SECTION 8 Supply specifications updated EMC test specifications added UL Recognized certification added for FPU 32 and MPU CI...

Page 90: ...FIRMWARE REVISION 1 42 Corrected earth fault and overcurrent inverse time error Ethernet gateway added FIRMWARE REVISION 1 32 Minor product name information FIRMWARE REVISION 1 31 Added NULL terminat...

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