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Circuit Breaker

Model / MPN: SM333HHK7-5-240VAC400C1 | NSN: 5925-00-054-0402
ITAR Registered seal

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 elemen (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.

Product Details
NATO Stock Number
5925-00-054-0402
Sold in multiples of
1 EA
DEMIL
NO
Thread Pitch Diameters
+0.3503/+0.3537 inches
Thread Pitch Diameters
+0.3503 to 0.3537 inches
Body Style
Multipole-single actuator type
Bushing Length
0.375 inches
Body Length
1.495 inches
Body Width
1.872 inches
Case Material
Metal
Center To Center Distance Between Terminals Parallel To Length
0.875 inches
Center To Center Distance Between Terminals Parallel To Width
0.625 inches
Switch Contact Arrangement
Single pole, double throw
Fragility Factor
Moderately rugged
Mounting Surface To Terminal End Distance
1.678 inches
Pole Quantity
3
Arc Quenching Method
Magnetic blowout
Mounting Facility Type And Quantity
3 threaded bushing
Storage Type
General purpose warehouse
Special Handling Feature
Magnetic
Thready Qty Per Inch (tpi)
32
Maximum Continuous Load Current Rating Per Pole
7.5 amperes ac all locations
Operating Voltage Type And Rating Per Pole In Volts
240.0 ac all locations
Maximum Interrupting Capacity Current Type And Rating Per Pole In Amps
300.0 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
115.0 all locations
Ultimate Trip Time Per Pole In Seconds
6.5000 all locations and 30.000 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 two
Auxiliary Switch Function And Quantity
2 control
Internal Trip Release Configuration
Series trip all locations
Thread Size
0.375 inches
Trip Delay Time In Seconds Per Rated Continuous Current
3.000 at 150 pct all locations and 15.000 at 150 pct all locations
Inclosure Protection Type For Which Designed
Hermetically sealed
Switch Terminal Type
Tab, solder lug
Switch Current Rating And Type In Amps
1.0 ac and 0.5 dc
Switch Voltage Rating And Type In Volts
125.0 ac and 50.0 dc
Frequency In Hertz
400.0 all locations
Test Data Document
97942-128c099 drawing (this is the basic governing drawing, such as a contractor drawing, original equipment manufacturer drawing, etc.; excludes any specification, standard or other document that may be referenced in a basic governing drawing)
Thread Series Designator
Unef
Terminal Type And Quantity
6 wire hook
SM333HHK7 Series Parts

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SM333HHK7-5-240VAC400C1 Cross Reference
  • AP112-12HRR
  • 128C099H08