452D821G25

View detailed technical data, stock status, and sourcing information for: 452D821G25
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for part 452D821G25 to receive an up to date pricing and availability quote by email.

Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5925 Circuit Breakers

National Stock Number

5925-00-655-1172

Item Name Code

04558

Assigment Date

01/01/1963 (63 years ago)

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.

rectangular dimensional envelope body style, 3.937 inches nominal overall width, 3.781 inches nominal overall height, 0.250 inches nominal unthreaded mounting hole diameter, 7.500 inches nominal overall length

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Body Style: rectangular dimensional envelope
Overall Length: 7.500 inches nominal
Overall Height: 3.781 inches nominal
Overall Width: 3.937 inches nominal
Unthreaded Mounting Hole Diameter: 0.250 inches nominal
Pole Quantity: 3
Mounting Facility Type And Quantity: 4 unthreaded hole
Storage Type: general purpose warehouse
Features Provided: adjustable trip release
Maximum Continuous Load Current Rating Per Pole: 225.0 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 and time delay all locations
Ultimate Trip Rating Of Continuous Current Rating Per Pole In Percent: 140.0 all locations
Manual Actuator Type And Quantity: 1 toggle
Actuator Function: trip-reset
Actuator Position Designation: at pole two
Adjustable Trip Setting Current Range Per Pole In Amps: +1500.0 to 3000.0 ac all locations
Trip Delay Time In Seconds Per Rated Continuous Current: 20.000 minimum at 600 pct and 32.000 maximum at 600 pct all locations
Trip Release Ambient Temp Rating: 50.0 celsius nominal all locations
Unpackaged Unit Weight: 3.100 pounds nominal
Frequency In Hertz: 60.0 all locations
Terminal Type And Quantity: 6 compression

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5925-01-121-0400	No Name Available	02/01/1988

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
1279C57G15	Circuit Breaker Tripper
45-843	Circuit Breaker Tripper
452D821G25	Circuit Breaker Tripper
S452D821G25	Circuit Breaker Tripper

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5925-00-655-1172?

The FSCG of the NSN 5925-00-655-1172 is 5925

Does the NSN 5925-00-655-1172 have a Schedule B code assigned?

Yes, the Schedule B code is 8538907020

Does NSN 5925-00-655-1172 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 5925-00-655-1172 contain precious materials?

Item does not contain precious metal.

Does NSN 5925-00-655-1172 contain hazardous materials?

Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

When the NSN 5925-00-655-1172 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963