PXR trip units for Power Defense molded case cir-
cuit breakers
MN012007EN
Power Xpert Release trip units for Power Defense
molded case circuit breakers
®
Page 1: ...MN012007EN Power Xpert Release trip units for Power Defense molded case circuit breakers...
Page 2: ...TNESS FOR A PARTICULAR PURPOSE OR MERCHANTABILITY OTHER THAN THOSE SPECIFICALLY SET OUT IN ANY EXISTING CONTRACT BETWEEN THE PARTIES ANY SUCH CONTRACT STATES THE ENTIRE OBLIGATION OF EATON THE CONTENT...
Page 3: ...delay pickup and time settings 11 3 3 Instantaneous pickup setting 11 3 4 Ground fault settings 11 3 5 Motor Protection settings description 13 3 6 Maintenance Mode protection ARMS 15 3 7 Override 16...
Page 4: ...unction 30 8 2 Health Monitor values 30 8 3 Health Monitor Reset procedure 31 9 MAINTENANCE OF THE TRIP UNIT 33 9 1 Replacing the battery 33 9 2 Replacing the ETU 33 10 AVAILABLE PROTECTION SETTINGS 3...
Page 5: ...ose same current sensors to monitor and record current In models that include voltage metering a full set of power and energy data is available with 1 accuracy Additionally the PXR supports a waveform...
Page 6: ...ble Ig Pickup trip 6 settings from 0 2 to 1 0 up to 1200A Variable from 0 2 to 1 0 up to 1200A x In Pickup alarm only 3 settings 0 20 0 50 1 0 Variable from 0 2 to 1 0 up to 1200A tg Time delay flat 7...
Page 7: ...riable 180 to 720 Volts Time Variable 1 to 300 Seconds Under voltage Pickup not available Variable 60 to 670 Volts Time Variable 1 to 300 Seconds Voltage unbalance Pickup not available Variable 5 to 2...
Page 8: ...1 0 102 to 690 V 0 5 690 to 750 V 1 0 Power kW Energy kWh 5 to 10 of In A 102 to 690 V Power factor 1 1 5 10 to 120 of In A 102 to 690 V Power factor 1 1 0 Power kW Energy kWh 10 to 20 of In A 102 to...
Page 9: ...optional on the PXR 20 and optional Communications Adapter Modules CAM allow for easy connections over the serial protocol Modbus RTU Ethernet protocols such and Modbus TCP CAM or industrial protocol...
Page 10: ...t breaker frame In For example if a PXR Frame Rating In is 60A and the Long Delay Pickup IR is set to 15A the unit will still require 12A 20 of 60A to be self powered It is recommend to use Aux power...
Page 11: ...ad setting 85 Ir solid 2 1 7 Maintenance Mode switch When supplied the PXR trip unit incorporates the Arc Flash Reduction Maintenance System ARMS The switch is labeled Maintenance Mode and has two pos...
Page 12: ...and the method to select configuration options The keypad provides for navigation through the menu structures Information is presented on the display in English Chinese German Spanish or up to two add...
Page 13: ...with rotary switches Depending on the trip unit style up to seven rotary switches can be found on the trip unit s front panel The switches are color coded and set protection settings using a surroundi...
Page 14: ...ftware or rotary switches or the UI on the front of the trip unit Maximum and minimum settings will vary by trip unit style and breaker frame A summary of the available settings by PXR model and break...
Page 15: ...Ir The short delay time tsd is selected in conjunction with one of two short delay slopes flat or I2 t The I2 t response curve will provide a longer time delay for currents below eight times Ir as co...
Page 16: ...rent reduces to a value less than the ground fault pickup setting If the ground fault trip option is selected the trip unit can indicate when the circuit breaker has tripped on a ground fault You must...
Page 17: ...eaker frame Before placing any circuit breaker in operation set each trip unit protection setting to the values specified by the engineer responsible for the installation Overload and short circuit pr...
Page 18: ...delay then the configured protection action will be taken Action will be taken only when at least one line to line voltage is greater than 84 V The calculation for the voltage unbalance pickup is Prot...
Page 19: ...s experienced in power system analysis 3 6 1 Actuating and indicating Maintenance Mode protection There are three ways to actuate the Maintenance Mode function locally remotely using a contact or remo...
Page 20: ...nal detail When ZSI is enabled a fault within the zone of protection will immediately trip the breaker and send a signal to upstream trip units to restrain them from tripping immediately The restraini...
Page 21: ...set over temperature protection feature will trip the circuit breaker to protect the internal electronic components 4 Communication functionality The PXR family of trip units offers wide support for...
Page 22: ...o settings Controlling physical access to the USB port is a key element in your comprehen sive cyber security plan 4 3 External communications adapter modules CAMs The PXR 20 20D and 25 trip units are...
Page 23: ...k Modbus RTU max of 99 nodes length 1 200 meters 4 000 ft Recommended cable twisted pair foil shield w drain wire 120 ohms impedance Rated for the use typical 75C and 300 V NEC CM or Belden Data Tray...
Page 24: ...er is active and the trip unit is healthy and operating there is an error in the trip unit from any of the self diagnostics Alarm low battery the battery is below 1 bar 25 the battery value is 1 bar 2...
Page 25: ...ents difference are within pickup Alarm Reverse Power reverse real power is greater than the pickup for longer than pickup time See setpoint Group 5 configuration reverse power is less than the pickup...
Page 26: ...s date and time capture current or voltage waveforms and perform trip or no trip tests The software is available as a download from the following link www eaton com PXPM The Power Xpert Protection Ma...
Page 27: ...te New Offline Setting Screen to modify trip unit s settings Save visible in open settings Saves changes in set points Note that if set points have already been saved to a file click save button will...
Page 28: ...nges Resets all set points to their original values 6 2 Remote control The remote control section allows users to reset trip unit change trip unit date and time and capture waveforms Reset trip unit T...
Page 29: ...e built in test modes are secondary injection simulated open breaker and current sensor continuity Secondary injection and simulated test can be configured to optionally open the breaker To perform an...
Page 30: ...the trip unit to the level desired via PXPM Simulation can be helpful to verify various points on the time current curve and operation of the breaker based on different situations Simulation mode is...
Page 31: ...ing The Power Xpert Protection Manager software provides PDF reports of configuration and test results If desired make a copy and attach it to the interior of the circuit breaker cell door or another...
Page 32: ...based on the trip unit s real time clock are stored Important events additionally store a snap shot of real time values currents and voltages The most important events store additional information st...
Page 33: ...load Event Enter test mode Event exit test mode Event test complete Event enter maintenance mode Indicator also illuminates Event exit maintenance mode Event time change if 60 seconds Previous time is...
Page 34: ...t can be used for predictive maintenance and furthermore system reliability This Health monitor is a tool and is not a replace ment for establish breaker maintenance or replacement practices The Heath...
Page 35: ...et procedure can reset all health counters or subsets of counters It is highly recommended that the Health counters are only reset by someone with knowledge of the power system Resetting counters on a...
Page 36: ...com Press Reset then enter password Default is 0 0 0 0 then OK and confirm 8 3 2 Display PXR20D 25 Front Main menu Diagnostics Reset Enter Password Trips Operations Temperature Runtime All Diag 8 3 3...
Page 37: ...ction functions The 3 V lithium battery type CR1216 coin cell is easily removed and replaced pull to remove the battery tray remove the old battery from the holder replace with new one observe proper...
Page 38: ...Relays E5Z PXR20 LSIG ARMS ZSI and relays E5M PXR20 LSIG ARMS Modbus and relays E5C PXR20 LSIG ARMS CAM and relays E5W PXR20 LSIG ARMS ZSI and Modbus and relays E5X PXR20 LSIG ARMS ZSI and CAM and re...
Page 39: ...I motor Relay ready Modbus ready ZSI onboard P8Y PXR25 LSI motor Relay ready Modbus ready CAM onboard ZSI onboard P9M PXR25 LSIG motor Relay ready and Modbus Ready P9D PXR25 LSIG motor Relay ready Mod...
Page 40: ...12 9 12 9 J 50 90 125 200 10 2 0 10 0 0 05 to 0 30 15 10 13 9 K 60 100 150 225 10 OFF 18 3 11 14 9 3 Configurable using PXPM software Instantaneous override 1100A 2100A 10 2 3 PDG2 PXR10 Motor protect...
Page 41: ...10 17 4 11 13 1 10 5 8 4 Instantaneous override 1100 A 2100 A 10 2 5 PDC2 PXR10 settings LSI Frame 63 A 100 A 160 A 200 A 250 A All All 63 A 100 A 160 A 200 A 250 A Profile Long delay Short delay Inst...
Page 42: ...0 13 13 13 13 13 Configurable using PXPM software Instantaneous override 1100 A 2100 A Pickup Isd limited by Max Instantaneous 10 2 7 PDG2 PXR20 settings Frame 60 A 100 A 150 A 225 A All All 60 A 100...
Page 43: ...ip Flat I2 t 1100 A 2100 A Alarm I2 t 10 2 9 PDG2 PXR25 and 20D settings Frame 60 A 100 A 150 A 225 A All All 60 A 100 A 150 A 225 A G styles Profile Long delay Short delay Instantaneous Ground Settin...
Page 44: ...110 200 300 10 4 4 4 4 4 4 D 63 125 225 125 225 320 10 5 5 5 5 5 5 E 70 150 250 150 250 350 10 6 6 6 6 6 6 F 80 160 275 160 275 400 10 8 8 7 10 8 7 G 90 175 300 175 300 450 10 10 10 8 15 10 8 H 100 2...
Page 45: ...8 G 90 175 300 175 300 450 10 10 10 10 10 10 10 H 100 200 320 200 320 500 15 11 11 11 11 11 11 J 110 225 350 225 350 550 20 12 12 12 12 12 12 K 125 250 400 250 400 600 30 13 13 13 13 13 13 Configurab...
Page 46: ...0 0 0 150 12 9 20 12 9 J 225 360 225 360 550 10 2 0 10 0 0 05 to 0 30 15 10 25 15 10 K 250 400 250 400 630 10 OFF 17 6 11 28 8 18 11 43 Configurable using PXPM software Instantaneous override 4400 A 7...
Page 47: ...J 110 225 350 225 350 550 20 12 0 0 150 20 15 10 25 15 10 1 0 0 150 K 125 250 400 250 400 600 24 OFF 0 300 24 0 17 6 11 28 8 18 12 0 OFF 0 300 Flat Instantaneous override Trip Flat I2 t 3000 A 4400 A...
Page 48: ...A G styles Profile Long delay Short delay Instantaneous Ground Setting FLA pickup Ie Trip class Pickup Isd Time tsd Pickup Ii Pickup Ig Time tg Min 45 90 160 90 160 250 0 5 3 0 0 050 3 3 3 3 3 3 0 2...
Page 49: ...H 630 10 7 5 J 700 10 8 K 800 10 8 5 Instantaneous override 6800 A 10 2 24 PDG4 PXR10 settings LSI Frame 800 A All All 800 A Profile Long delay Short delay Instantaneous Dial Ir A SD profile Ii x In...
Page 50: ...50 10 8 8 K 800 1000 10 8 5 8 Instantaneous override 6800 A 8000 A 10 2 26 PDC4 PXR10 settings LSI Frame 800 A 1000 A All All 800 A 1000 A Profile Long delay Short delay Instantaneous Dial Ir A SD pro...
Page 51: ...0 8 5 OFF 0 300 Flat Instantaneous override Trip Flat I2 t 6800 A Alarm I2 t Pickup Isd and Ii limited by Max Instantaneous 10 2 28 PDC4 PXR20 settings Frame 800 A 1000 A All All 800 A 1000 A G styles...
Page 52: ...11 1 0 1 000 Min 0 5 0 067 0 2 0 067 Max 7 0 300 1 0 0 300 Step 10 10 0 10 0 10 0 01 0 10 0 10 0 01 0 01 Add l opt OFF OFF I2 t Flat Instantaneous override Trip Flat I4 t I2 t 4400 A Alarm I2 t 10 2...
Page 53: ...2 800 1100 1700 1 2 0 2 0 2 0 0 100 3 3 2 5 0 3 0 150 3 900 1200 1800 2 3 0 3 0 2 5 0 150 4 4 3 0 4 0 200 4 1000 1250 1900 4 4 0 4 0 3 0 0 200 5 5 3 5 0 6 0 300 5 1100 1400 2000 7 5 0 5 0 3 5 0 300 6...
Page 54: ...ns functionality To accommodate Modbus master that can only access to register 9999 some Eaton regis ters initially assigned above 9999 have been assigned dual access both at the origi nal register to...
Page 55: ...register map 11 3 1 Input status discrete inputs Input status bits 101001 through 101032 may be available using function code 02 The status definitions are defined the following table The first 16 bi...
Page 56: ...804 IB A 10 YES YES YES 404615 406151 1206 1806 IC A 10 YES YES YES 404617 406153 1208 1808 IG A 10 YES YES YES 404619 406155 120A 180A IN A 10 YES YES YES 404623 406159 120E 180E VAB V 10 YES YES 404...
Page 57: ...A 10 YES YES YES 404871 406407 1306 1906 Minimum VAB V 10 YES YES 404873 406409 1308 1908 Maximum VAB V 10 YES YES 404875 406411 130A 190A Minimum VBC V 10 YES YES 404877 406413 130C 190C Maximum VBC...
Page 58: ...ce temp day 1 YES YES YES 405003 406539 138A 198A Time of max device temp hour 1 YES YES YES 405005 406541 138C 198C Time of max device temp minute 1 YES YES YES 405007 406543 138E 198E Time of max de...
Page 59: ...er 3 through register 0 Register 3 is the high order register and register 0 is the low order register Register 3 high byte contains value corresponding to engineering units power of 10 signed exponen...
Page 60: ...ith override protection b6 RCDSel with ground fault RCD b7 MotorSel with motor protection b8 NeuSenorSel with neutral sensor b9 ThermalSel with thermal memory b12 VoltSel with voltage sampling feature...
Page 61: ...ay_config2 R W Encoded OFF_RELAY 0x0000 403017 BC8 Relay_config3 R W Encoded TRIP_OVERLOAD_RELAY 0x0001 TRIP_NEUTRAL_RELAY 0x0002 TRIP_SHORTCIRCUIT_RELAY 0x0003 TRIP_SHORTDELAY_RELAY 0x0004 TRIP_INST_...
Page 62: ...n b8 NeuSenorSel with neutral sensor b9 ThermalSel with thermal memory b12 VoltSel with voltage sampling feature b13 ExtADCSel with external AD7779 403005 BBC 3 0 0x000F Style2 R Encoded 0 false 1 tru...
Page 63: ...ded Ground sensing type setting MCCB only support residual mode 0 residual 1 source zero sequence 403017 BC8 0 1 0x0003 Local ground fault type R W Encoded Ground fault style trip alarm OFF 0 Trip 1 A...
Page 64: ...Hex 0x03FF Dec 1023 403002 BB9 15 0 CAM connection status R Encoded 0 No external CAM 1 External Modbus 2 INCOM CAM 3 Ethernet CAM 4 Profibus CAM 403003 BBA 15 0 CAM communication address R Encoded 0...
Page 65: ...nbalance time R W Unsigned Time is from 1s to 300s 1s step 403011 BC2 1 0 current unbalance action R W Encoded 0 Trip 1 Alarm 2 OFF 403012 BC3 current unbalance pickup R W Unsigned xxx from 5 to 25 ma...
Page 66: ...4 through 408211 using the same date and time description as shown in 0 This value corresponds to the time of occurrence of the historical event Register 408212 provides an indication of the selected...
Page 67: ...8241 Signed32 R Real 3 phase power demand W 408243 Signed32 R Reactive 3 phase power demand VAR 408245 Unsigned32 R Apparent 3 phase power demand VA 408247 Singed16 R Device temperature 1 10 C 408248...
Page 68: ...Mapped block of registers configuration R W 401001 420481 0x03E8 0x5000 100 Mapped block of registers data R 401201 420737 0x04B0 0x5100 100 2 Invalid object access configuration R W 402001 425345 0x...
Page 69: ...3232 8 Reset trip count Yes 255 250 254 0 5 1 65530 65024 1281 Reset operations count Yes 255 254 253 0 1 2 65534 64768 258 Reset temperature Yes 255 250 253 0 5 2 65530 64768 1282 Reset runtime Yes 2...
Page 70: ...03 FFFA FC00 0503 Reset powered up indication No FF FF FC 00 00 03 FFFF FC00 0003 Open breaker Yes FE FF FF 01 00 00 FEFF FF01 0000 Maintenance Mode Enable maintenance mode No FE FF F7 01 00 08 FEFF F...
Page 71: ...Exception count 14 0000 Slave message count 15 0000 Slave no response count 16 0000 Slave NAK count 17 0000 Slave busy count 18 0000 Modbus UART over run error count 20 0000 Clear Modbus UART counters...
Page 72: ...section Trip unit information include device name model name catalog style serial date code firmware version1 2 USB version and product ID the following registers are the data objects Fixed data secti...
Page 73: ...he requested data register bit address is illegal exception code 02 is returned If the data in the query is illegal exception code 03 is returned If trip unit doesn t support the query function except...
Page 74: ...d Cleveland OH 44122 United States Eaton com 2019 Eaton All Rights Reserved Printed in USA Publication No MN012007EN TBG001403 March 2019 Eaton is a registered trademark All trademarks are property of...
