Westinghouse S1764463 AQB Trip Unit 3P/50AMP,600-770 Trip Amps NSN:5925-00-248-1443

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Circuit Breaker Tripper

NSN: 5925-00-248-1443 | Model: S1764663
ITAR Registered seal

An electromechanical device which releases the holding mechanism and permits the contacts of a circuit breaker to open. It is a replacement part of a circuit breaker. Does not include relays. See also thermal release, circuit breaker.

NSN Properties and Flags
NATO Stock Number
Yes - ITAR Controlled
Body Style
Rectangular dimensional envelope
Overall Length
4.500 inches
Overall Height
3.750 inches
Overall Width
5.625 inches
Pole Quantity
Mounting Facility Type And Quantity
6 terminal
Maximum Continuous Load Current Rating Per Pole
50.0 amperes ac all locations
Operating Voltage Type And Rating Per Pole In Volts
500.0 ac 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
150.0 all locations
Trip Delay Time In Seconds Per Rated Continuous Current
10.000 at 200 pct all locations and 240.000 at 200 pct all locations
Trip Release Ambient Tempurature Rating
50.0 degrees celsius all locations
Frequency In Hertz
60.0 all locations
Terminal Type And Quantity
6 bus bar

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