Model: 452D371G21

Circuit Breaker Tripper

Properties:

Body Style
Rectangular dimensional envelope
Overall Length
7.531 inches
Overall Height
3.500 inches
Overall Width
3.688 inches
Unthreaded Mounting Hole Diameter
0.438 inches
Pole Quantity
3
Mounting Facility Type And Quantity
3 unthreaded hole
Features Provided
Adjustable trip release
Maximum Continuous Load Current Rating Per Pole
150.0 amperes ac all locations and 150.0 amperes dc all locations
Operating Voltage Type And Rating Per Pole In Volts
500.0 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
Instantaneous all locations and time delay all locations
Ultimate Trip Rating Of Continuous Current Rating Per Pole In Percent
150.0 all locations
Adjustable Trip Setting Current Range Per Pole In Amps
+1950.0/+3900.0 ac all locations and +2250.0/+4100.0 dc all locations
Trip Delay Time In Seconds Per Rated Continuous Current
60.000 at 300 pct all locations and 120.000 at 300 pct all locations
Trip Release Ambient Tempurature Rating
50.0 degrees celsius all locations
Frequency In Hertz
60.0 all locations
Terminal Type And Quantity
6 bus bar
NSN
5925-00-839-0290
Part Number
452D371G21
Description
Tripper,circuit Breaker
CAGE
89946

An electromechanical device which releases the holding mechanism and permits the contacts of a circuit breaker to open. It is a replacement part of a circuit breaker. Does not include relays. See also thermal release, circuit breaker.

Part 452D371G21 NSN 5925-00-839-0290

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
04558
FIIG:
A030A0
Concept No.:
App. Key:
B
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
P
PMIC:
U
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
4.2000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
061300
UFC:
34410
LTL:
77.5
LCL:
--
WCC:
658
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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Phone: +1 470-231-0824
Email: Contact Form »
Schedule B and Export
  • Schedule B: 8538907020
  • SITC: 77282
  • End Use: Electric apparatus
  • NAICS: 335313
  • USDA: 1

Freight Class: Automatic circuit breaker parts for headings 8535, 8536 or 8537

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