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Circuit Breaker NSN 5925-00-552-4904

Item Description

A device with means other than fuses for automatically opening the circuit in which it is installed when the current varies from the predetermined value for which the device is set. May include provisions for manual operation. At least one set of contacts must be in series with the actuating element(s). A combination of semiconductor and passive devices may be used in lieu of contacts. For automatically operated items in which the actuating (tripping) element and contacts are not in series, see relay (as modified). For items which are operated both manually and automatically but the actuating elements and contact are not in series, see relay-switch. Excludes circuit breaker box and magneto "breaker" assemblies. See also switch (as modified); and controller.

NSN 5925-00-552-4904 NSN: 5925-00-552-4904

Features and Characteristics

Overall Length
9.375 inches
Overall Height
4.812 inches
Overall Width
2.750 inches
Case Material
Plastic
Unthreaded Mounting Hole Diameter
0.281 inches
Pole Quantity
2
Arc Quenching Method
Deion
Mounting Facility Type And Quantity
2 unthreaded hole
Maximum Continuous Load Current Rating Per Pole
20.0 amperes ac all locations and 20.0 amperes dc all locations
Operating Voltage Type And Rating Per Pole In Volts
600.0 ac all locations and 250.0 dc all locations
Maximum Interrupting Capacity Current Type And Rating Per Pole In Amps
15000.0 ac all locations and 10000.0 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
122.0 all locations
Reset Method
Manual
Main Contact Tripping Mechanism Type
Trip free
Manual Actuator Type And Quantity
1 toggle
Actuator Function
Trip w/separate reset
Trip Release Duty Cycle
Continuous all locations
Trip Delay Time In Seconds Per Rated Continuous Current
90.000 at 125 pct all locations and 3600.000 at 125 pct all locations and 16.000 at 200 pct all locations and 45.000 at 200 pct all locations and 5.700 at 300 pct all locations and 13.000 at 300 pct all locations
Trip Release Ambient Tempurature Rating
25.0 degrees celsius all locations
Special Features
Mtg holes spaced 7.250 in. C to c
Frequency In Hertz
60.0 all locations
Terminal Type And Quantity
4 screw
FSC
5925 Circuit Breakers
NIIN
005524904
NSN
5925005524904

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
1222023
Cage Code:
79500
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8536200040
  • NAICS: 335313
  • SITC: 77252
  • Description: Automatic circuit breakers, for a voltage not exceeding 1,000 v, nesoi
  • End Use (Code 20005):
    Electric apparatus

Q & A

Frequently asked questions for NSN 5925-00-552-4904
What are the manufacturers of nsn 5925005524904?
Does this nsn 5925005524904 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5925005524904
A device with means other than fuses for automatically opening the circuit in which it is installed when the current varies from the predetermined value for which the device is set. may include provisions for manual operation. at least one set of contacts must be in series with the actuating element(s). a combination of semiconductor and passive devices may be used in lieu of contacts. for automatically operated items in which the actuating (tripping) element and contacts are not in series, see relay (as modified). for items which are operated both manually and automatically but the actuating elements and contact are not in series, see relay-switch. excludes circuit breaker box and magneto "breaker" assemblies. see also switch (as modified); and controller.
Does nsn 5925005524904 contain any precious metals?
Precious metal content is unknown.
Does nsn 5925005524904 contain any hazardous materials?
No information in HMIRS. Hazardous material unknown.
What is the ESD classification of nsn 5925005524904?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
00136
FIIG:
A030A0
App. Key:
A
Cond. Code:
1
Status:
A

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  •   Certificate of Conformance
  •   Quality Inspected Parts
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