#Q0U390 Tri-break Fused Circuit Breaker | Circuit Breakers

Q0U390

Circuit Breaker

NSN 5925-01-581-9738

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
015819738

Product Features

Rated voltage: 120.0/240.0v AC magnet trip (instant): 8-17x rating; thermal trip (2x rating): 30-250 seconds; thermal trip (1.25x rating): 200-10000 seconds; thermal lug wire size: 1: 12-2/0 awg (cu or al); temp range: minus 10.0c to 60.0c (with rating)

Product Technical Spec.

Body Style:
Multipole-multiple actuator type
End Application:
6115-01-572-3944 power plant, utility
Pole Quantity:
3
Maximum Interrupting Capacity Current Type And Rating Per Pole In Amps:
90.0 ac all locations
Trip Release Method:
Magnetic all locations
Part Name Assigned By Controlling Agency:
Miniature thermal-magnetic circuit breaker, 3-pole 90a
NSN:
5925-01-581-9738
Item Name:
Tri-break Fused Circuit Breaker
Cage Code:
1RW76

Cross Referenced Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
QOU390
Cage Code:
56303
RNCC:
3
RNVC:
2
RNAAC:
ZZ
Status:
A
MSDS:
SADC:

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Catalog Drilldown
--- Electrical And Electronic Equipment Components
------ Circuit Breakers
--------- Circuit Breakers
------------ P/N Q0U390

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Last Updated: 08/05/2025