#52MC12-123-20 Thermal Magnetic Trip Breaker | Circuit Breakers

52MC12-123-20

Circuit Breaker

NSN 5925-01-056-3547

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
010563547

Technical Specifications of NSN

Body Style:
Multipole-multiple actuator type
Body Length:
Between 1.985 inches and 2.015 inches
Body Width:
Between 1.468 inches and 1.532 inches
Case Material:
Plastic
Center To Center Distance Between Terminals Parallel To Length:
Between 1.555 inches and 1.565 inches
Center To Center Distance Between Terminals Parallel To Width:
Between 0.745 inches and 0.755 inches
Distance Between Centerlines Of Mounting Facilities Parallel To Body Length:
Between 1.655 inches and 1.665 inches
Distance Between Centerlines Of Mounting Facilities Parallel To Body Width:
Between 0.745 inches and 0.755 inches
Fragility Factor:
Moderately rugged
Boss Height:
Between 0.125 inches and 0.135 inches
Mounting Surface To Terminal End Distance:
Between 1.835 inches and 1.845 inches
Pole Quantity:
2
Arc Quenching Method:
Magnetic blowout
Mounting Facility Type And Quantity:
2 threaded hole
Storage Type:
General purpose warehouse
Thready Qty Per Inch (tpi):
32
Maximum Continuous Load Current Rating Per Pole:
20.0 amperes ac all locations
Operating Voltage Type And Rating Per Pole In Volts:
250.0 ac all locations
Maximum Interrupting Capacity Current Type And Rating Per Pole In Amps:
1000.0 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:
150.0 all locations
Reset Method:
Manual
Main Contact Tripping Mechanism Type:
Trip free
Manual Actuator Type And Quantity:
2 toggle
Actuator Function:
Trip-reset
Actuator Position Designation:
At each pole
External Actuator Linkage Arrangement:
One and two linked
Internal Trip Release Configuration:
Series trip all locations
Thread Size:
0.138 inches
Trip Delay Time In Seconds Per Rated Continuous Current:
3.000 at 200 pct all locations and 20.000 at 200 pct all locations
Inclosure Protection Type For Which Designed:
Dustproof
Frequency In Hertz:
400.0 all locations
Thread Series Designator:
Unc
Terminal Type And Quantity:
4 tab, solder lug
NSN:
5925-01-056-3547
Item Name:
Thermal Magnetic Trip Breaker
Cage Code:
82647

Other Related Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
12-10191-06
Cage Code:
15476
RNCC:
5
RNVC:
2
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
UPGH-11-2193-6
Cage Code:
81541
RNCC:
3
RNVC:
2
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
JA2-Z231-7
Cage Code:
74193
RNCC:
5
RNVC:
9
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
UPGH-11-2193-6
Cage Code:
81541
RNCC:
3
RNVC:
2
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
12-10191-06
Cage Code:
15476
RNCC:
5
RNVC:
2
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
JA2-Z231-7
Cage Code:
74193
RNCC:
5
RNVC:
9
RNAAC:
TX
Status:
H
MSDS:
SADC:

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Catalog Drilldown
--- Electrical And Electronic Equipment Components
------ Circuit Breakers
--------- Circuit Breakers
------------ P/N 52MC12-123-20

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Last Updated: 08/12/2025