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Technical Data 

TD013014EN

Effective May 2021

Power Defense Insulated Case Circuit  

Breaker NRX NF and RF Renewal Parts 

  

EATON

 www.eaton.com

Field-installable kits and renewal parts list

Table 1.  Secondary contact wiring kits

Field-installation kits for use in wiring fixed breaker or drawout breaker cassette secondary contacts or adding option kits in field .

Catalog number

Description

Kit contents

N-frame

R-frame

Drawout – PXR 

2 blocks

IZMX-SEC-TB2-W-1

IZMX-SEC-TB2-W-1

Drawout secondary terminal block kit - PXR  

12 blocks

IZMX-SEC-TB12-W-1

IZMX-SEC-TB12-W-1

Fixed secondary terminal block kit - PXR 

2 blocks

IZMX-SEC-TB2-F-1

IZMX-SEC-TB2-F-1

Fixed secondary terminal block kit - PXR 

12 blocks

IZMX-SEC-TB12-F-1

IZMX-SEC-TB12-F-1

NRX Digitrip to PXR Cassette Secondary Conversion Kit

IZMX-SEC-KIT-W16-1

IZMX-SEC-KIT-W40-1

Drawout breakers do not require mechanical mounting for terminal blocks.

 

4 point modular configuration.

ote:

N

Digitrip secondaries are not compatible with PXR secondary . Refer to 

Appendix A

 . 

Drawout

Fixed

Summary of Contents for NRX NF

Page 1: ...nter field option kits 3 Padlockable pushbutton cover field option kits and clarification 4 Breaker key lock provision field option kits 4 Communication modules and accessories 5 Available front conne...

Page 2: ...ame Drawout PXR 2 blocks IZMX SEC TB2 W 1 IZMX SEC TB2 W 1 Drawout secondary terminal block kit PXR 12 blocks IZMX SEC TB12 W 1 IZMX SEC TB12 W 1 Fixed secondary terminal block kit PXR 2 blocks IZMX S...

Page 3: ...c IZMX SR230AD 1 IZMX SR230AD 1 24 Vdc IZMX SR24DC 1 IZMX SR24DC 1 48 Vdc IZMX SR48DC 1 IZMX SR48DC 1 60 Vdc IZMX SR60DC 1 IZMX SR60DC 1 Undervoltage release field option kits 110 127 Vac Vdc IZMX UVR...

Page 4: ...equired N frame R Frame Castell breaker mounted kit Cylinder CL1019 SPECIFY Modified to 90 deg key FKW6 NI NCASTELLKIT NCASTELLKIT CES breaker mounted kit Cylinder 5256 LAG CAM cylinder 5256 Direction...

Page 5: ...conductor extension 50 kA and below 50 NRXBUSEXT503 Bus conductor extension 65 kA and below 65 NRXBUSEXT653 2 Cable terminals two holes 65 Yes TA700NB1M With control wire provisions 65 Yes TA700NB1MCW...

Page 6: ...nnect phase barriers 4 NF 4RBAR Front connect phase barriers 3 NF 3FBAR Front connect phase barriers 4 NF 4FBAR Cassette interphase barrier kit 3 RF IZMX IB403 W 1 Cassette interphase barrier kit 4 RF...

Page 7: ...10 feet NRXMIC10 NRKMIC10 Note N Cable kit must be ordered separately Table 13 PXR trip unit replacement kits and parts Description Catalog number PXR25 LSIG LSIA with ARMS and Modbus PXR25V000LGAMK P...

Page 8: ...tio Appendix A Series NRX with Digitrip Table 15 Secondary terminal replacement parts blocks and kits Catalog number Description Kit contents N frame R frame Drawout secondary terminal block kit digit...

Page 9: ...or wiring internally to spring release LCS1 LCS1 Latch check with 1 Form C contact for remote indication LCS2 LCS2 Mechanical pop out trip indicator option kit no contacts MTKIT RFMTKIT Interlock mech...

Page 10: ...a NC1250T a 1600 NC1600T a a IEC only not UL listed b Not available with the 1150 trip unit Note N Rating plug must be selected based on breaker frame rating Table 19 Digitrip replacement kits and ac...

Page 11: ...figurations IL0131123EN NF Power Defense ICCB with PXR Type NF low voltage power air circuit breakers instruction manual MN013001EN NF Power Defense ICCB Installation Instructions for Pop Out Mechanic...

Page 12: ...ICCB with PXR Instructions for PT Module IL01301074E NF and RF Power Defense ICCB with PXR Instructions for Undervoltage Release Shunt Trip and Overcurrent Trip Switch IL0131087EN NF and RF Power Defe...

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