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Effective September 2013                           Series NRX

Instructional Leaflet 

IL01301064E

Operating  Manual  for  Series  NRX      

Digitrip Trip Units 1150 / 1150i 

1600 NRX SUB-TITLE IMAGE  (12/15/2010)

Series NRX, Type NF Frame 
ANSI, UL1066, UL489 / IEC, IZMX16, IZM91

Series NRX, Type RF Frame 

IEC, IZMX40

4000 NRX RF DRAWOUT SUBTITLE IMAGE (12/15/2010)

Instructions apply to:

Summary of Contents for NRX Digitrip 1150i

Page 1: ...64E Operating Manual for Series NRX Digitrip Trip Units 1150 1150i 1600 NRX SUB TITLE IMAGE 12 15 2010 Series NRX Type NF Frame ANSI UL1066 UL489 IEC IZMX16 IZM91 Series NRX Type RF Frame IEC IZMX40 4...

Page 2: ...Plugs 34 Table 12 Series NRX RF Frames and Rating Plugs 35 TABLE OF CONTENTS Description page Section 1 Introduction 5 Section 2 Specification Tables 6 Section 3 General description 13 Section 4 Prin...

Page 3: ...ay Module 20 Figure 12 Trip Unit Indicators LSIG style with Maintenance Mode 20 Figure 13 Display Module Push Buttons 21 Figure 14 Long Delay Time Setting Bands for I2 t settings 24 Figure 15 Short De...

Page 4: ...d software measures should be implemented for the I O interface so that a line or wire breakage on the signal side does not result in undefined states in the automation devices and create an unwanted...

Page 5: ...lay The frame module is fixed to the circuit breaker This module is matched to the frame interruption rating and sensors of the circuit breaker and should not be changed The trip unit module contains...

Page 6: ...me flat Short delay zone interlock Flat I2 t 200 1000 x Ir 0 10 0 50 seconds 0 10 0 50 seconds option 50 5 ms 5 ms Instantaneous protection Instantaneous pickup OFF setting Making current release 200...

Page 7: ...ge unbalance time 1 250 seconds 1 second Frequency Protection Frequency trip protection Enable Disable Underfrequency trip Off 45 65 Hz 0 1 Hertz Underfrequency time 0 20 5 0 seconds 0 02 seconds Over...

Page 8: ...e unbalance alarm time 1 250 seconds 1 second Phase rotation alarm Off ABC CBA Alarms Frequency Frequency Alarms based on Van Enable Disable Underfrequency alarm Off 45 65 Hz 0 1 Hz Underfrequency ala...

Page 9: ...mmon configured demand window All powers share a common configured demand window 9 EATON www eaton com Effective September 2013 Instructional Leaflet IL01301064E Operating Manual for Series NRX Digitr...

Page 10: ...to 31 0 100 Phase B current IC Harmonics from 1 to 31 0 100 Phase C current IN Harmonics from 1 to 31 0 100 Neutral current Individual Harmonic Line to Line Voltage Data VAB Harmonics from 1 to 31 0...

Page 11: ...IC IN IG VAB VBC VCA 10 cycles 6 pre event and 4 post event IA IB IC IN IG VAB VBC VCA 10 cycles 6 pre event and 4 post event Short Delay Instantaneous Ground Phase Loss Current Unbalance Over Voltag...

Page 12: ...IA IB IC IN IB Voltage VAB VBC VCA VAN VBN VCN Power Watts VAR VA THD IA IB IC Demand IA IB IC IN Watts VAR VA Frequency Operations Count Temperature Power Factor IA IB IC IN IB VAB VBC VCA 6 cycles I...

Page 13: ...tuator of the circuit breaker The Digitrip trip unit system consists of 3 modules the frame the trip unit and the display The frame module is fixed to the circuit breaker This module is matched to the...

Page 14: ...le Rating Plug Installation Insert the rating plug into the cavity on the right side of the trip unit Wiggle the plug slightly to help align the pins on the plug with the sockets in the cavity The plu...

Page 15: ...xternal power supply to be used for both trip unit power and communications power Note N All current protection features will be active when the current breaker load current reaches approximately the...

Page 16: ...nes whether to initiate protection functions including tripping the circuit breaker using the trip actuator Trip and operation indicators The LEDs on the face of the trip unit shown in Figure 12 flash...

Page 17: ...its a red Alarm LED will indicate the presence of ground current when it is in excess of the Ground Alarm setting See Table 4 for the specifications on all settings for all of the alarms A programmed...

Page 18: ...value of 2 x Ir is exceeded This provides maximum selectivity for coordination with larger upstream circuit breakers Zone selective interlocking provides the fastest possible tripping for faults with...

Page 19: ...creen information that can be viewed after the event Waveform capture Trip The following causes for a trip will perform a 10 cycle waveform capture The waveform information will contain 6 pre event cy...

Page 20: ...p has occurred Metering Current Voltage Power Energy Frequency SEL SAVE ESC Status Maint Mode Long Short Inst Ground Trip Type NF Frame Group A Rating Plug In 400A Cat NA250T Test Port Aux Power Alarm...

Page 21: ...to save settings This push button is covered by the clear cover and can be sealed to deter unauthorized changing and saving of the setpoints ESC Push Button Used to escape or move back to the previous...

Page 22: ...e logging function From this submenu all of the data for the events can be viewed The number 1 event is the latest or last event that has occurred The following is a list of events and the maximum num...

Page 23: ...ng related functions From this submenu a phase test or a ground test can be initiated Various current levels can be selected for checking the timing and programming of the setpoints to ensure proper c...

Page 24: ...up value for Long Delay is 110 of the setting The 10 tolerance is then centered around this value This is done to ensure that the circuit breaker can carry the full rating of Ir if desired and progra...

Page 25: ...will provide a longer time delay for current below 0 625 x In than will the FLAT response The ground time setting range for both FLAT and I2 t responses is 0 1 to 0 5 seconds in increments of 0 05 sec...

Page 26: ...rogrammed for alarms With this contact an application of using an interposing relay with time delay can be employed to provide time and contact arrangements to interface with the circuit breaker s clo...

Page 27: ...armonic distortion THD of each phase and neutral if valid and corresponding per harmonic data up to the 31st harmonic and crest factor are available via a waveform capture trigger This waveform captur...

Page 28: ...is is the ground trip self test function of the LSIA style unit A ground trip test will not actually trip the circuit breaker but will only provide alarm display information and alarm relay operation...

Page 29: ...rmance requirements stipulated by the NEC UL Standard No 1053 requires that certain minimum instructions must accompany each ground fault protection system These statements plus a copy of the record f...

Page 30: ...TS RESTORE PROPER OPERATING CONDITIONS BEFORE RETURNING THE CIRCUIT BREAKER TO SERVICE Apply the same current as described above through any two phases of the circuit breaker The breaker should not tr...

Page 31: ...In ______________________________ Ir Continuous Ampere Rating LDS x In ______________________________ Trip Function Per Unit Setting Multi Ampere Equivalent Setting Time Delay INST In Long Delay In S...

Page 32: ...al installation in order to be available to the authority having jurisdiction Test Date Circuit Breaker Number Results Tested By Figure 21 Typical Performance Test Record Form 32 EATON www eaton com E...

Page 33: ...o fully reset the latch circuit holding the associated cause of trip LEDs Battery Pull Off Tab Use Type 1 3 N Lithium Battery Only Battery Check Reset Battery Test 33 EATON www eaton com Effective Sep...

Page 34: ...500 x x x NB500T IZMX_RP40B 500 600 x x NA600T IZMX_RP40A 600 x x x NB600T IZMX_RP40B 600 630 x x NA630T IZMX_RP40A 630 x x x NB630T IZMX_RP40B 630 800 x NA800T IZMX_RP40A 800 x x x NB800T IZMX_RP40B...

Page 35: ...N 800A and 1000A Rating plugs are only available on NRX 1150 trip units rev 1 06 and higher Section 11 Maintenance Mode feature Arc flash Reduction Maintenance System mode ARMS WARNING ONLY CERTIFIED...

Page 36: ...is enabled via device communications it must be disabled by device communications Remote Indicator Either Relay 1 or 2 can be programed to close when Maintenance Mode is enabled This contact can be u...

Page 37: ...ction to enable or disable Source Ground Fault configuration is recovered by the jumper on the front of the CAM module Each of the CAM modules provide two normally open a relay contacts one to provide...

Page 38: ...r the fault in 0 3 seconds as above Similarly in the event that the feeder breaker does not clear the fault the main breaker will clear the fault in 0 5 seconds as above Fault at location 2 The feeder...

Page 39: ...m distance between two farthest breakers on different zones from the ZO downstream to ZI upstream terminals is 250 feet 76m A3 A maximum of 20 breakers may be contained in parallel in one zone A4 Prov...

Page 40: ...High inrush phase currents may cause fictitious ground pickup momentarily If zone interlocking function is employed connect a jumper from Zout to Zin to provide some time delay See Section 6 Programmi...

Page 41: ...switch is not on Refer to Section 11 Maintenance Mode feature and TD 01301014E for maintenance mode wiring connections Maintenance mode was initially enabled by communications and communications link...

Page 42: ...elative humidity noncondensing 0 to 85 Control voltage consumption 6 watts Control voltage 24 Vdc 10 Alarm Relays 1 and 2 Resistive Load AC 0 5A 230 Vac AC 1A 120 Vac DC 1A 48 Vdc DC 0 35A 125 Vdc Ope...

Page 43: ...Battery Check Reset Bettery Test Metering Current Voltage Power Energy Frequency SEL SAVE ESC Status Maint Mode Long Short Inst Ground Trip Type NF Frame Group A Rating Plug In 400A Cat NA250T Test Po...

Page 44: ...the menu display screen or increase an adjustment value Down Arrow Push Button Used to move down in the menu display screens or decrease an adjustment value Right Arrow Push Button Used to move to a...

Page 45: ...Ground Test Health Temperature Trip Count Operations Metering Menus Page 46 SEL SEL SEL SEL SEL SEL SEL Harmonics Menus Page 50 Events Menus Page 54 View Settings Menus Page 63 Program Settings Menus...

Page 46: ...ering Current Voltage Power Energy Frequency SEL SEL Menu Metering Current Voltage Power Energy Frequency SEL SEL ESC SEL SEL SEL ESC SEL SEL ESC SEL ESC Current Voltage Power Energy Frequency Voltage...

Page 47: ...ess Reset Menu R DEMAND XX Minute Int o IA IB IC IN SEL SEL j Use up or down push buttons to highlight yes or no menu choices k Pressing the select push button with yes highlighted resets the metered...

Page 48: ...EL min RMS VAN VBN VCN SEL SEL max RMS VAN VBN VCN SEL SEL Reset Voltage Values no yes ESC SEL SEL R R R R R j Use up or down push buttons to highlight yes or no menu choices k Pressing the select pus...

Page 49: ...VARh Leading SEL SEL Reset Values no yes ESC SEL SEL R Notes jkl Reset Press to access Reset Menu Frequency Metering Frequency f fmin fmax SEL SEL SEL SEL j Use up or down push buttons to highlight ye...

Page 50: ...EL Menu Harmonics Do New Capture Waveform Harmonics Time Captured Menu Harmonics Do New Capture Waveform Harmonics Time Captured SEL SEL Menu Harmonics Do New Capture Waveform Harmonics Time Captured...

Page 51: ...for Series NRX DigitripTrip Units 1150 1150i Do New Capture IA IB IC IN New Waveforms ESC SEL SEL Vab Vbc Vca New Waveforms SEL SEL Van Vbn Vcn New Waveforms SEL SEL Waveform Historic IA IB IC IN Hist...

Page 52: ...to 10 SEL SEL IB Harmonics 31 SEL SEL IC Harmonics 1 to 10 SEL SEL IC Harmonics 31 SEL SEL IN Harmonics 1 to 10 SEL SEL IN Harmonics 31 SEL SEL VAB Harmonics 1 to 10 SEL SEL VAB Harmonics 31 SEL SEL V...

Page 53: ...monics 1 to 10 SEL SEL VBN Harmonics 31 SEL SEL VCN Harmonics 1 to 10 SEL SEL VCN Harmonics 31 SEL SEL Time Captured DD Month YY HH MM SS ESC SEL SEL Time Captured j Thirty one 31 harmonic values are...

Page 54: ...ents Displays Page 55 SEL SEL E Menu Events Summary Trip Alarm Time Change E Menu Events Summary Trip Alarm Time Change SEL SEL E Menu Events Summary Trip Alarm Time Change SEL SEL E Menu Events Summa...

Page 55: ...newest event designated as 1 If a new Event Summary is added after 60 are already stored the oldest is deleted and the newest becomes 1 k Only 4 of the possible 12 Event Summary Displays are shown he...

Page 56: ...balance Volt Unbal Open By Comm Long Delay Short Delay Rating Plug Rev Power Rev Phase Rev Sequence Bad Frame High Load MCR High Inst Over Temp Ground Fault Maint Mode Breaker Mech n The details of Tr...

Page 57: ...N Value IG R Value SEL SEL Trip Event 1 VAB Value VBC Value VCA Value SEL SEL Trip Event 1 VAN Value VBN Value VCN Value SEL SEL j Trip Event 1 Waveforms Phase Current Ground Current VLL Voltage SEL S...

Page 58: ...IA IB IC IN Trip Event 1 Waveform SEL SEL Cycle 10 IA IB IC IN Trip Event 1 Waveform SEL SEL Cycle 1 Ground Current or VLL Waveforms ESC SEL SEL Cycle 2 Ground Current or VLL Waveforms SEL SEL Cycle 1...

Page 59: ...j Up to a maximum of 20 individual Alarm Event Displays are available If a new Alarm Event is added after 20 are already stored the oldest is deleted and the newest becomes 1 k Only 4 of the possible...

Page 60: ...Value IG R Value SEL SEL Alarm Event 1 VAB Value VBC Value VCA Value SEL SEL Alarm Event 1 VAN Value VBN Value VCN Value SEL SEL j Alarm Event 1 Wave Forms Phase Current Ground Current VLL Voltage SE...

Page 61: ...IC IN Alarm Event 1 Waveform SEL SEL Cycle 10 IA IB IC IN Alarm Event 1 Waveform SEL SEL Cycle 1 Ground Current or VLL Waveforms ESC SEL SEL Cycle 2 Ground Current or VLL Waveforms SEL SEL Cycle 10 G...

Page 62: ...SEL SEL SEL SEL SEL Time Adj 20 Original New DD Month YY HH MM SS DD Month YY HH MM SS Time Adj 19 Original New DD Month YY HH MM SS DD Month YY HH MM SS Time Adj 18 Original New DD Month YY HH MM SS...

Page 63: ...nu View Set Trip Alarms Comm Settings Time PGMTransfer Firmware SEL SEL Menu View Set Trip Alarms Comm Settings Time PGMTransfer Firmware SEL SEL Menu View Set Trip Alarms Comm Settings Time PGMTransf...

Page 64: ...Page 65 ESC SEL SEL SEL SEL SEL SEL SEL View Set CurrentTrip Page 66 View Set VoltageTrip Page 67 View Set FreqTrip Page 68 View Set PowerTrip Page 68 SEL SEL SEL SEL SEL SEL SEL SEL View Set Current...

Page 65: ...ystem Amp Demand DemandWindow Fixed or Sliding SEL SEL System Amp Demand Interval 5 60 min SEL SEL View Set System System Style Trip Unit ESC SEL System Rating Plug Amperes SEL SEL System Maint Mode S...

Page 66: ...Delay PU Isd xIr 2 0 10 0 SEL SEL CurrentTrip Short Delay Time tsd 0 10 0 50 s SEL SEL CurrentTrip Instantaneous PU Ii xIn Off 12 0 SEL SEL CurrentTrip Ground Sensing Residual SEL SEL CurrentTrip Grou...

Page 67: ...nbal Time 1 250 s SEL SEL VoltageTrip Press Escape to Exit SEL VoltageTrip Voltage Protection Enabled ESC SEL VoltageTrip Under Voltage Pickup Off 670 v SEL SEL VoltageTrip Under Voltage Time 1 250 s...

Page 68: ...Hz SEL SEL FreqTrip Under Freq Time 0 20 5 00 s SEL SEL FreqTrip Over Freq Pickup Off 45 00 65 00 Hz SEL SEL View Set FreqTrip FreqTrip Frequency Protection Disabled ESC SEL FreqTrip Press Escape to...

Page 69: ...alance Pickup Off 25 SEL SEL Current Alarm Amp Unbalance Time 1 240 s SEL SEL Current Alarm Press Escape to Exit SEL View Set Current Alarm Current Alarm High Load Pickup Off 1 00 ESC SEL Current Alar...

Page 70: ...l Time 1 250 s SEL SEL Voltage Alarm Press Escape to Exit SEL Voltage Alarm Voltage Alarms Enabled SEL Voltage Alarm Under Voltage Pickup Off 670 v SEL SEL Voltage Alarm Under Voltage Time 1 250 s SEL...

Page 71: ...larms Enabled ESC SEL Freq Alarm Under Freq Pickup Off 45 00 65 00 Hz SEL SEL Freq Alarm Under Freq Time 0 20 5 00 s SEL SEL Freq Alarm Over Freq Pickup Off 45 00 65 00 Hz SEL SEL View Set Freq Alarm...

Page 72: ...Alarm Power Alarms Enabled ESC SEL Power Alarm Watt Demand Pickup Off 65500 kW SEL SEL Power Alarm Watt Demand Time 1 60 s SEL SEL Power Alarm VA Demand Pickup Off 65500 kVA SEL SEL Power Alarm VA Dem...

Page 73: ...ee footnotes 3 4 for program options Press Escape to Exit View Set Relays jklm SEL SEL SEL SEL SEL j Relay 1 and Relay 2 can be configured to Off Trips or Alarms k All Relay Trips or Alarms can be Ena...

Page 74: ...med Out Press Escape ESC SEL SEL jk View Time Time DD Month YY HH MM SS ESC l j This message is displayed if no communications module is attached k If a communications module is attached refer to the...

Page 75: ...ad CAM Download ESC jk View Firmware Firmware Display Module VerXX RevXX Trip Unit VerXX RevXX ESC j If a communications module is not attached the display will appear as shown here k If a communicati...

Page 76: ...Menu PGM Set Trip Alarms Comm Settings Time PGMTransfer Firmware SEL SEL Menu PGM Set Trip Alarms Comm Settings Time PGMTransfer Firmware SEL SEL Menu PGM Set Trip Alarms Comm Settings Time PGMTransfe...

Page 77: ...stem Page 78 ESC SEL SEL SEL SEL SEL SEL SEL PGM Set CurrentTrip Page 79 PGM Set VoltageTrip Page 80 PGM Set FreqTrip Page 81 PGM Set PowerTrip Page 81 SEL SEL SEL SEL SEL SEL SEL SEL PGM Set Current...

Page 78: ...nterval 5 60 min SEL SEL PGM Set System System Style Trip Unit ESC SEL System Rating Plug Amperes SEL SEL System Maint Mode State Off or On SEL SEL System Maint Mode Local Control Enabled or Disabled...

Page 79: ...rt Delay Time tsd 0 10 0 50 s SEL SEL CurrentTrip Instantaneous PU Ii xIn Off 12 0 SEL SEL CurrentTrip Ground Sensing Residual SEL SEL CurrentTrip Ground Slope Flat or i2 t SEL SEL PGM Set CurrentTrip...

Page 80: ...to Program SEL VoltageTrip Voltage Protection Enabled ESC SEL VoltageTrip Under Voltage Pickup Off 670 v SEL SEL VoltageTrip Under Voltage Time 1 250 s SEL SEL VoltageTrip Over Voltage Pickup Off 720...

Page 81: ...SEL SEL FreqTrip Over Freq Pickup Off 45 00 65 00 Hz SEL SEL PGM Set FreqTrip FreqTrip Frequency Protection Disabled ESC SEL FreqTrip Press Save to Program SEL OR FreqTrip Over Freq Time 0 20 5 00 s...

Page 82: ...Unbalance Time 1 240 s SEL SEL Current Alarm Press Save to Exit SEL PGM Set Current Alarm Current Alarm High Load Pickup Off 1 00 ESC SEL Current Alarm High Load Time 0 60 s SEL SEL Current Alarm Grou...

Page 83: ...to Exit SEL Voltage Alarm Voltage Alarms Enabled ESC SEL Voltage Alarm Under Voltage Pickup Off 670 v SEL SEL Voltage Alarm Under Voltage Time 1 250 s SEL SEL Voltage Alarm Over Voltage Pickup Off 72...

Page 84: ...kup Off 45 00 65 00 Hz SEL SEL Freq Alarm Under Freq Time 0 20 5 00 s SEL SEL Freq Alarm Over Freq Pickup Off 45 00 65 00 Hz SEL SEL PGM Set Freq Alarm Freq Alarm Frequency Alarms Disabled ESC SEL Fre...

Page 85: ...att Demand Pickup Off 65500 kW SEL SEL Power Alarm Watt Demand Time 1 60 s SEL SEL Power Alarm VA Demand Pickup Off 65500 kVA SEL SEL Power Alarm VA Demand Time 1 60 s SEL SEL PGM Set Power Alarm Powe...

Page 86: ...to Exit PGM Set Relays jklmn SEL SEL SEL SEL SEL j Relay 1 and Relay 2 can be configured to Off Trips or Alarms k All Relay Trips or Alarms can be Enabled or Disabled l The Alarm possibilities are an...

Page 87: ...e instruction leaflet for details IL01301033E ICAM IL01301034E MCAM IL01301035E PROFIBUS IL01301052E Ethernet l The screen acts like a clock and increments Program PGMTransfer PGMTransfer CAM Upload C...

Page 88: ...ays Page 89 SEL SEL PhaseTest GroundTest PhaseTest GroundTest SEL SEL ESC SEL SEL SEL ESC PhaseTest GroundTest PGM PhaseTest Displays Page 89 SEL SEL ESC 88 EATON www eaton com Operating Manual for Se...

Page 89: ...NoTrip j ESC SEL Test Current 0 1 14 0 PU SEL SEL Test Current Press Save toTest SEL SEL SEL SEL SEL SEL SEL PGM Ground Test TripType Trip NoTrip j ESC SEL Test Current 0 1 2 0 PU SEL SEL Test Curren...

Page 90: ...ations Temperature Trip Count Operations SEL SEL Temperature Trip Count Operations SEL SEL ESC SEL SEL SEL ESC SEL Temperature Trip Count Operations SEL SEL SEL SEL ESC ESC Trip Count Displays Page 91...

Page 91: ...p Units 1150 1150i Temperature Temperature DeviceTemp xx x Deg C ESC SEL SEL Temperature MaxTemp xx x Deg C dd month yy HH MM SS SEL Trip Count Faults SDT INST ESC SEL SEL Events LDT GFT SEL SEL SEL O...

Page 92: ...current relative to voltage is 90 theta 90 VARs are positive when the phase angle of current relative to voltage is 180 theta 360 Under these conditions current lags the voltage The sign of power fac...

Page 93: ...tructional Leaflet IL01301064E Operating Manual for Series NRX DigitripTrip Units 1150 1150i Figure 27 IEEE Sign Convention Phasor Diagram Figure 28 IEEE Direct Mathematical Sign Convention Phasor Dia...

Page 94: ...Window Power Demand Interval 15 Minutes Energy Log Window Off Long Delay Slope I2 t Long Delay Pickup 100 Long Delay Time 4 s Thermal Memory Enabled Time Dial Setting for IEC IEEE Slopes only 20 s Sh...

Page 95: ...ng Off Current Unbalance Alarm Time Delay 10 s Voltage Alarms Off Under Voltage Alarm Setting Off Under Voltage Alarm Time Delay 30 s Over Voltage Alarm Setting Off Over Voltage Alarm Time Delay 30 s...

Page 96: ...munications Off Maintenance Mode Trip Off Neutral Trip Off MCR High Instantaneous Trip Off Bell Any trip Off If Relay 1 Configured for Alarms Long Delay Alarm Off High Load Alarm Off Low PF Alarm Off...

Page 97: ...ower Trip Off Under Frequency Trip Off Over Frequency Trip Off Over Temperature Trip Off Rating Plug Trip Off Opened by Communications Off Maintenance Mode Trip Off Neutral Trip Off MCR High Instantan...

Page 98: ...RTICULAR 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 CONTENTS OF THIS DOCU...

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