Model: B-178-A

Electromagnetic Relay

Properties:

Overall Length
5.187 inches
Center To Center Distance Between Mounting Facilities Parallel To Length
4.635 inches single mounting facility
Center To Center Distance Between Mounting Facilities Parallel To Width
2.697 inches single mounting facility
Overall Height
3.250 inches
Overall Width
3.560 inches
Unthreaded Mounting Hole Diameter
0.206 inches single mounting facility
Frequency In Hertz
400.0
Winding Quantity
1
Coil Quantity
1
Duty Type
Continuous
Mounting Facility Type And Quantity
4 unthreaded hole single mounting facility
Mounting Facility Pattern
Rectangular single mounting facility
Nonpile-up Main Contact Arrangement
3 pole, single throw, normally open, momentary action and 2 pole, double throw, one position momentary
Operating Current Rating And Type
2.0 amperes ac single winding
Operating Voltage Rating And Type At Specificationified Temp
440.0 volts ac 25 degrees celsius single winding
Main Contact Load Current Rating At Maximum Rated Voltage
8.0 amperes ac resistive load and 5.0 amperes dc resistive load
Main Contact Maximum Voltage Rating In Volts
440.0 ac and 115.0 dc
Terminal Type And Quantity
14 pin all functions
NSN
5945-00-962-8602
Part Number
B-178-A
Description
Relay,electromagnetic
CAGE
74063

A relay which is actuated by the effect of a magnetic field developed by the current in its energizing coil(s). Includes solenoid and armature types. Excludes contactor, magnetic; relay, meter movement; relay, motor driven; relay, reed; relay, resonant reed; relay, rotary; and switch, stepping.

Part B-178-A NSN 5945-00-962-8602

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
32512
FIIG:
A03300
Concept No.:
1
App. Key:
A
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:
N
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:
2.0000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
ZZ
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
061300
UFC:
34410
LTL:
77.5
LCL:
77.5
WCC:
72D
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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Schedule B and Export
  • Schedule B: 8536490050
  • SITC: 77254
  • End Use: Electric apparatus
  • NAICS: 335314
  • USDA: 1

Freight Class: Relays, electromechanical, with contacts rated at less than 10 a, for a voltage exceeding 60 v but not exceeding 1000 v

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