Model: ETN8257

Circuit Breaker Tripper
Description:

Rectangular dimensional envelope body style, 8.469 inches overall length, 3.109 inches overall height, 4.844 inches overall width.

Properties:

Body Style
Rectangular dimensional envelope
Overall Length
8.469 inches
Overall Height
3.109 inches
Overall Width
4.844 inches
Fragility Factor
Moderately rugged
Pole Quantity
3
Arc Quenching Method
Magnetic blowout
Mounting Facility Type And Quantity
6 terminal
Storage Type
General purpose warehouse
Features Provided
Adjustable trip release
Maximum Continuous Load Current Rating Per Pole
800.0 amperes ac all locations and 800.0 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
Ultimate Trip Rating Of Continuous Current Rating Per Pole In Percent
125.0 all locations
Manual Actuator Type And Quantity
1 toggle
Actuator Function
Trip-reset
Actuator Position Designation
At pole two
Adjustable Trip Setting Current Range Per Pole In Amps
+3200.0/+5600.0 ac all locations and +3200.0/+5600.0 dc all locations
Adjustable Trip Setting Current Range Per Pole In Amps
+3200.0 to 5600.0 ac and +3200.0/+5600.0 dc all locations
Trip Release Ambient Tempurature Rating
50.0 degrees celsius all locations
Frequency In Hertz
60.0 all locations
Unpackaged Unit Weight
4.100 pounds
Terminal Type And Quantity
6 turret
NSN
5925-00-058-4564
Part Number
ETN8257
Description
Tripper,circuit Breaker
CAGE
30086

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 ETN8257 NSN 5925-00-058-4564

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:
A
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
5.5000lbs
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
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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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