#CD1B3253 Overload Switch | Circuit Breakers

CD1B3253

Circuit Breaker

NSN 5925-01-053-1449

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
010531449

Detail Specifications

Body Style:
Single pole type
Mounting Slot Width:
0.178 inches
Body Length:
Between 5.790 inches and 5.810 inches
Body Width:
Between 1.016 inches and 1.036 inches
Body Height:
Between 2.599 inches and 2.619 inches
Case Material:
Plastic
Unthreaded Mounting Hole Diameter:
0.164 inches
Fragility Factor:
Moderately rugged
Boss Height:
Between 0.209 inches and 0.229 inches
Pole Quantity:
1
Arc Quenching Method:
Magnetic blowout
Mounting Facility Type And Quantity:
2 threaded hole and 1 unthreaded hole and 1 slot
Storage Type:
General purpose warehouse
Thready Qty Per Inch (tpi):
32
Maximum Continuous Load Current Rating Per Pole:
25.0 amperes dc single location
Operating Voltage Type And Rating Per Pole In Volts:
125.0 dc single location
Maximum Interrupting Capacity Current Type And Rating Per Pole In Amps:
5000.0 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:
140.0 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:
0.164 inches
Trip Delay Time In Seconds Per Rated Continuous Current:
0.450 at 200 pct single location and 0.450 at 200 pct single location
Inclosure Protection Type For Which Designed:
Fungus resistant
Unpackaged Unit Weight:
9.000 ounces
Thread Series Designator:
Unc
Terminal Type And Quantity:
2 screw
NSN:
5925-01-053-1449
Item Name:
Switch,overload
Cage Code:
74193

Manufacturer Part Numbers

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
852-253-38
Cage Code:
25965
RNCC:
5
RNVC:
2
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
CD1-B3-25-125-3
Cage Code:
74193
RNCC:
3
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 CD1B3253

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Last Updated: 06/01/2025