#370D749G30 Circuit Breaker Tripping Unit | Circuit Breakers

370D749G30

Circuit Breaker Tripper

NSN 5925-00-450-6370

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
004506370

Detail Specifications

Body Style:
Rectangular dimensional envelope
Overall Length:
13.094 inches
Overall Height:
4.062 inches
Overall Width:
8.125 inches
Unthreaded Mounting Hole Diameter:
0.312 inches
Pole Quantity:
3
Mounting Facility Type And Quantity:
4 unthreaded hole
Maximum Continuous Load Current Rating Per Pole:
300.0 amperes ac all locations and 300.0 amperes dc all locations
Operating Voltage Type And Rating Per Pole In Volts:
600.0 ac all locations and 250.0 dc all locations
Circuit Protection Type:
Overcurrent all locations
Trip Release Method:
Thermal-magnetic all locations
Trip Release Characteristic:
Time delay all locations
Ultimate Trip Rating Of Continuous Current Rating Per Pole In Percent:
135.0 all locations
Trip Delay Time In Seconds Per Rated Continuous Current:
90.000 at 200 pct all locations and 450.000 at 200 pct all locations
Trip Release Ambient Tempurature Rating:
40.0 degrees celsius all locations
Frequency In Hertz:
400.0 all locations
Terminal Type And Quantity:
6 compression
NSN:
5925-00-450-6370
Item Name:
Circuit Breaker Tripping Unit
Cage Code:
89946

Manufacturer Part Numbers

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
HLA3300T
Cage Code:
89946
RNCC:
5
RNVC:
2
RNAAC:
HD
Status:
A
MSDS:
SADC:

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Catalog Drilldown
--- Electrical And Electronic Equipment Components
------ Circuit Breakers
--------- Circuit Breaker Trippers
------------ P/N 370D749G30

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Last Updated: 08/10/2025