#1576AS666-2 Input Mains Breaker | Circuit Breakers

1576AS666-2

Circuit Breaker

NSN 5925-01-381-9403

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
013819403

Product Technical Spec.

Body Style:
Single pole type
Bushing Length:
0.380 inches
Body Length:
1.562 inches
Body Width:
0.625 inches
Center To Center Distance Between Terminals Parallel To Length:
0.875 inches
Mounting Surface To Terminal End Distance:
1.605 inches
Pole Quantity:
1
Mounting Facility Type And Quantity:
1 threaded bushing w/panel seal
Maximum Continuous Load Current Rating Per Pole:
7.0 amperes ac single location and 7.0 amperes dc single location
Operating Voltage Type And Rating Per Pole In Volts:
240.0 ac all locations and 50.0 dc all locations
Maximum Interrupting Capacity Current Type And Rating Per Pole In Amps:
1000.0 ac all locations
Circuit Protection Type:
Overcurrent all locations
Trip Release Method:
Magnetic-hydraulic all locations
Trip Release Characteristic:
Time delay all locations
Ultimate Trip Rating Of Continuous Current Rating Per Pole In Percent:
135.0 all locations
Reset Method:
Manual
Main Contact Tripping Mechanism Type:
Trip free
Manual Actuator Type And Quantity:
1 toggle
Actuator Function:
Trip-reset
Actuator Position Designation:
At pole one
Internal Trip Release Configuration:
Series/relay trip single location
Thread Size:
0.375 inches
Trip Release Duty Cycle:
Continuous single location
Trip Delay Time In Seconds Per Rated Continuous Current:
3.000 at 135 pct single location and 60.000 at 135 pct single location
Inclosure Protection Type For Which Designed:
Hermetically sealed
Thread Series Designator:
Unef
Terminal Type And Quantity:
2 wire hook
NSN:
5925-01-381-9403
Item Name:
Breaker,input Mains
Cage Code:
30003

Cross Referenced Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
AP-1-1-72-702
Cage Code:
81541
RNCC:
5
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 1576AS666-2

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Last Updated: 08/17/2025