#JA1-B3-A-20-2 Tri-break Fused Circuit Breaker 1.555 inches center to center distance between terminals parallel to length

JA1-B3-A-20-2

Circuit Breaker

NSN 5925-00-163-6547

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
001636547
Description

1.985 inches body length, 0.745 inches body width, plastic case material, 1.555 inches center to center distance between terminals parallel to length.

Technical Specifications of NSN

Body Length:
Between 1.985 inches and 2.015 inches
Body Width:
Between 0.745 inches and 0.755 inches
Case Material:
Plastic
Center To Center Distance Between Terminals Parallel To Length:
Between 1.555 inches and 1.565 inches
Distance Between Centerlines Of Mounting Facilities Parallel To Body Length:
Between 1.655 inches and 1.665 inches
Fragility Factor:
Moderately rugged
Boss Height:
Between 0.125 inches and 0.135 inches
Mounting Surface To Terminal End Distance:
Between 1.875 inches and 1.885 inches
Pole Quantity:
1
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 dc single location
Operating Voltage Type And Rating Per Pole In Volts:
65.0 dc single location
Maximum Interrupting Capacity Current Type And Rating Per Pole In Amps:
1000.0 dc single location
Circuit Protection Type:
Overcurrent single location
Trip Release Method:
Magnetic-hydraulic 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:
0.138 inches
Trip Delay Time In Seconds Per Rated Continuous Current:
0.900 at 200 pct single location and 12.000 at 200 pct single location
Inclosure Protection Type For Which Designed:
Fungus resistant and moisture resistant
Unpackaged Unit Weight:
2.500 ounces
Thread Series Designator:
Unc
Terminal Type And Quantity:
2 tab, solder lug
NSN:
5925-00-163-6547
Item Name:
Tri-break Fused Circuit Breaker
Cage Code:
74193

Other Related Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
67A83C342-2
Cage Code:
30003
RNCC:
C
RNVC:
1
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
AC
Part Number:
JA1S-B3-A-20-2
Cage Code:
74193
RNCC:
3
RNVC:
9
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
67A83C342
Cage Code:
30003
RNCC:
5
RNVC:
2
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
UPG1-1-52-203-91
Cage Code:
81541
RNCC:
5
RNVC:
2
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
JA1B3-20-2
Cage Code:
74193
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 JA1-B3-A-20-2

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Last Updated: 03/06/2025