Model: RH4B-U-120AC

Electromagnetic Relay

Properties:

Overall Length
1.614 inches
Overall Height
1.652 inches
Overall Width
1.082 inches
Case Material
Plastic
Environmental Protection
Dustproof
Fragility Factor
Moderately rugged
Contact Material
Silver
Winding Quantity
1
Purpose For Which Designed
General
Coil Quantity
1
Winding Dc Resistance Rating
2.0 kilohms single winding and 2.4 kilohms single winding
Duty Type
Continuous
Arc Quenching Method
Air
Mounting Facility Type And Quantity
1 plug-in terminal single mounting facility
Storage Type
General purpose warehouse
Cubic Measure
2.885 cubic inches
Nonpile-up Main Contact Arrangement
4 pole, double throw, one position momentary
Operating Current Rating And Type
12.9 milliamperes ac single winding
Time Delay
0.025 seconds fixed operate and release time
Operating Voltage Rating And Type At Specificationified Temp
120.0 volts ac 25 degrees celsius single winding
Main Contact Load Current Rating At Maximum Rated Voltage
5.0 amperes ac inductive load and 5.0 amperes dc inductive load
Main Contact Load Current Rating At Maximum Rated Voltage
7.5 amperes ac resistive load and 10.0 amperes dc resistive load
Main Contact Maximum Voltage Rating In Volts
240.0 ac and 30.0 dc
Energizing Element Power Rating
2.5 volts-amperes
Precious Material And Location
Contacts silver
Precious Material
Silver
Terminal Type And Quantity
14 tab, solder lug all functions
NSN
5945-01-208-0646
Part Number
RH4B-U-120AC
Description
Relay,electromagnetic
CAGE
60886

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 RH4B-U-120AC NSN 5945-01-208-0646

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:
S
ESD:
ESD:
MMAC:
EH
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
1.6 X 1.6 X 1.1
Paclk Weight:
0.2000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
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: 8536490075
  • SITC: 77254
  • End Use: Electric apparatus
  • NAICS: 335314
  • USDA: 1

Freight Class: Relays, electromechanical, for a voltage exceeding 60 v but not exceeding 1,000 v, nesoi

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