#SM3HK2DC1 Motor Circuit Protector | Circuit Breakers

SM3HK2DC1

Circuit Breaker

NSN 5925-00-471-2730

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
UOM:
NIIN:
004712730

Product Technical Spec.

Body Style:
Single pole type
Bushing Length:
Between 0.360 inches and 0.380 inches
Body Length:
Between 1.448 inches and 1.510 inches
Body Width:
Between 0.567 inches and 0.629 inches
Case Material:
Metal
Center To Center Distance Between Terminals Parallel To Length:
Between 0.870 inches and 0.880 inches
Fragility Factor:
Moderately rugged
Mounting Surface To Terminal End Distance:
Between 1.524 inches and 1.586 inches
Pole Quantity:
1
Arc Quenching Method:
Magnetic blowout
Mounting Facility Type And Quantity:
1 threaded bushing w/panel seal
Storage Type:
General purpose warehouse
Thready Qty Per Inch (tpi):
32
Maximum Continuous Load Current Rating Per Pole:
2.0 amperes dc single location
Operating Voltage Type And Rating Per Pole In Volts:
50.0 dc single location
Maximum Interrupting Capacity Current Type And Rating Per Pole In Amps:
300.0 dc single location
Circuit Protection Type:
Overcurrent single location
Trip Release Method:
Magnetic single location
Trip Release Characteristic:
Time delay single location
Ultimate Trip Rating Of Continuous Current Rating Per Pole In Percent:
125.0 single location
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 one
Internal Trip Release Configuration:
Series trip single location
Thread Size:
0.375 inches
Trip Delay Time In Seconds Per Rated Continuous Current:
0.900 at 200 pct single location and 4.500 at 200 pct single location
Inclosure Protection Type For Which Designed:
Hermetically sealed
Unpackaged Unit Weight:
2.100 ounces
Thread Series Designator:
Unef
Terminal Type And Quantity:
2 wire hook
NSN:
5925-00-471-2730
Item Name:
Motor Circuit Protector
Cage Code:
74193

Cross Referenced Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
352250009122
Cage Code:
H0203
RNCC:
5
RNVC:
2
RNAAC:
9Z
Status:
A
MSDS:
SADC:
Part Number:
VBE419-9
Cage Code:
H0203
RNCC:
5
RNVC:
2
RNAAC:
ZG
Status:
A
MSDS:
SADC:

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Catalog Drilldown
--- Electrical And Electronic Equipment Components
------ Circuit Breakers
--------- Circuit Breakers
------------ P/N SM3HK2DC1

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Last Updated: 08/08/2025