#66A73D22 Thermal Magnetic Trip Breaker | Circuit Breakers

66A73D22

Circuit Breaker

NSN 5925-00-826-8774

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
008268774

Detail Specifications

Body Style:
Multipole-single actuator type
Bushing Length:
Between 0.365 inches and 0.385 inches
Body Length:
Between 1.552 inches and 1.572 inches
Body Width:
Between 1.271 inches and 1.291 inches
Case Material:
Metal
Center To Center Distance Between Terminals Parallel To Length:
Between 0.865 inches and 0.885 inches
Center To Center Distance Between Terminals Parallel To Width:
Between 0.615 inches and 0.635 inches
Fragility Factor:
Moderately rugged
Mounting Surface To Terminal End Distance:
Between 1.690 inches and 1.710 inches
Pole Quantity:
2
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 second location
Maximum Continuous Load Current Rating Per Pole:
500.0 milliamperes dc first location
Operating Voltage Type And Rating Per Pole In Volts:
50.0 dc all locations
Maximum Interrupting Capacity Current Type And Rating Per Pole In Amps:
500.0 dc 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:
125.0 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:
Between pole one and two
Internal Trip Release Configuration:
Series trip all locations
Thread Size:
0.375 inches
Trip Delay Time In Seconds Per Rated Continuous Current:
1.000 at 200 pct all locations and 5.000 at 200 pct all locations
Inclosure Protection Type For Which Designed:
Explosion resistant and fungus resistant and hermetically sealed
Thread Series Designator:
Unef
Terminal Type And Quantity:
4 wire hook
NSN:
5925-00-826-8774
Item Name:
Thermal Magnetic Trip Breaker
Cage Code:
10001

Manufacturer Part Numbers

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
SM33-0-5-2-50VDC1
Cage Code:
74193
RNCC:
3
RNVC:
9
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
HE2-B3-RC0-5-LC2-50VDC-1
Cage Code:
74193
RNCC:
5
RNVC:
9
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
HE2-B3-RC0-5-LC2-50VDC-1
Cage Code:
74194
RNCC:
5
RNVC:
9
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
SM33-0-5-2-50VDC1
Cage Code:
74193
RNCC:
3
RNVC:
9
RNAAC:
TX
Status:
H
MSDS:
SADC:
Part Number:
HE2-B3-RC0-5-LC2-50VDC-1
Cage Code:
74193
RNCC:
5
RNVC:
9
RNAAC:
TX
Status:
H
MSDS:
SADC:
Part Number:
HE2-B3-RC0-5-LC2-50VDC-1
Cage Code:
74194
RNCC:
5
RNVC:
9
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
SM33-0-5-2-50VDC1
Cage Code:
74193
RNCC:
3
RNVC:
9
RNAAC:
TX
Status:
H
MSDS:
SADC:
Part Number:
HE2-B3-RC0-5-LC2-50VDC-1
Cage Code:
74193
RNCC:
5
RNVC:
9
RNAAC:
TX
Status:
H
MSDS:
SADC:
Part Number:
HE2-B3-RC0-5-LC2-50VDC-1
Cage Code:
74194
RNCC:
5
RNVC:
9
RNAAC:
TX
Status:
A
MSDS:
SADC:

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Catalog Drilldown
--- Electrical And Electronic Equipment Components
------ Circuit Breakers
--------- Circuit Breakers
------------ P/N 66A73D22

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Last Updated: 08/01/2025