Model: 457D446G28

Circuit Breaker Tripper
Description:

Rectangular dimensional envelope body style, 11.406 inches overall length, 9.000 inches overall height, 11.000 inches overall width.

Properties:

Body Style
Rectangular dimensional envelope
Overall Length
11.406 inches
Overall Height
9.000 inches
Overall Width
11.000 inches
Pole Quantity
3
Mounting Facility Type And Quantity
4 threaded hole
Thready Qty Per Inch (tpi)
20
Maximum Continuous Load Current Rating Per Pole
250.0 amperes ac all locations
Operating Voltage Type And Rating Per Pole In Volts
500.0 ac all locations
Circuit Protection Type
Overcurrent all locations
Trip Release Method
Thermal-magnetic all locations
Trip Release Characteristic
Instantaneous all locations
Ultimate Trip Rating Of Continuous Current Rating Per Pole In Percent
125.0 all locations
Thread Size
0.250 inches
Trip Release Ambient Tempurature Rating
40.0 degrees celsius all locations
Frequency In Hertz
400.0 all locations
Thread Series Designator
Unc
Terminal Type And Quantity
6 threaded stud
NSN
5925-00-238-5198
Part Number
457D446G28
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 457D446G28 NSN 5925-00-238-5198

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:
--
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
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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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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