#ETN4912 Circuit Breaker Tripping Element | Circuit Breakers

ETN4912

Circuit Breaker Tripper

NSN 5925-00-248-1372

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
002481372

Product Technical Spec.

Body Style:
Rectangular dimensional envelope
Overall Length:
4.594 inches
Overall Height:
3.531 inches
Overall Width:
3.844 inches
Pole Quantity:
3
Mounting Facility Type And Quantity:
3 terminal
Features Provided:
Adjustable trip release
Maximum Continuous Load Current Rating Per Pole:
50.0 amperes dc all locations
Operating Voltage Type And Rating Per Pole In Volts:
250.0 dc all locations
Circuit Protection Type:
Overcurrent all locations
Trip Release Method:
Thermal-magnetic all locations
Trip Release Characteristic:
Instantaneous all locations and time delay all locations
Ultimate Trip Rating Of Continuous Current Rating Per Pole In Percent:
175.0 all locations
Adjustable Trip Setting Current Range Per Pole In Amps:
+300.0/+350.0 dc all locations
Trip Delay Time In Seconds Per Rated Continuous Current:
420.000 at 200 pct all locations and 1500.000 at 200 pct all locations
Trip Release Ambient Tempurature Rating:
50.0 degrees celsius all locations
Terminal Type And Quantity:
6 screw
NSN:
5925-00-248-1372
Item Name:
Circuit Breaker Tripping Element
Cage Code:
30086

Cross Referenced Parts

No other part numbers with same form, fit, and function found.

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Catalog Drilldown
--- Electrical And Electronic Equipment Components
------ Circuit Breakers
--------- Circuit Breaker Trippers
------------ P/N ETN4912

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Last Updated: 03/08/2025