EP-434

Electromagnetic Relay

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.

1.025 inches maximum overall width, 1.718 inches maximum overall length, 0.625 inches nominal single mounting facility center to center distance between mounting facilities parallel to width, 0.150 inches nominal single mounting facility mounting slot width, 1.800 inches maximum overall height

Basic Details

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NSN

5945-01-227-6441

NIIN

01-227-6441

Item Name

Electromagnetic Relay

Part Number

EP-434

Active

Federal Supply Class

5945 - Relays and Solenoids

Federal Supply Group

Electrical and Electronic Equipment Components

Assigment Date

03/06/1986 (40 years ago)

Item Name Code

32512

Technical Specifications

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Overall Length: 1.718 inches maximum
Center To Center Distance Between Mounting Facilities Parallel To Width: 0.625 inches nominal single mounting facility
Overall Height: 1.800 inches maximum
Overall Width: 1.025 inches maximum
Mounting Slot Width: 0.150 inches nominal single mounting facility
Case Material: unable to decode
Environmental Protection: hermetic
Fragility Factor: moderately rugged
End Item Identification: b-1b
Frequency In Hertz: 400.0 nominal
Winding Quantity: 1
Purpose For Which Designed: specific
Coil Quantity: 1
Duty Type: continuous
Arc Quenching Method: air
Mounting Facility Type And Quantity: unable to decode
Storage Type: general purpose warehouse
Cubic Measure: 3.170 cubic inches
Mounting Facility Pattern: triangle single mounting facility
Nonpile-Up Main Contact Arrangement: 1 pole, single throw, normally open, momentary action and 3 pole, double throw, one position momentary
Criticality Code Justification: feat
Time Delay: 0.024 seconds maximum fixed operate time
Time Delay: 0.0475 seconds maximum fixed release time
Center To Center Distance Between Mounting Facilities Parallel To The Altitude Of An Isosceles Triangle: 1.396 inches minimum and 1.446 inches maximum single mounting facility
Operating Voltage Rating And Type At Specified Temp: 230.0 volts ac 25 deg celsius single winding
Main Contact Load Current Rating At Maximum Rated Voltage: 2.0 amperes ac and 2.0 amperes dc lamp load
Main Contact Load Current Rating At Maximum Rated Voltage: 2.0 amperes ac and 2.0 amperes dc motor load
Main Contact Load Current Rating At Maximum Rated Voltage: 5.0 amperes ac and 5.0 amperes dc resistive load
Main Contact Load Current Rating At Maximum Rated Voltage: 5.0 amperes ac and 4.0 amperes dc inductive load
Main Contact Maximum Voltage Rating In Volts: 230.0 ac and 28.0 dc
Special Features: nuclear hardness critical item
Test Data Document: 94756-455-0652 drawing (this is the basic governing drawing, such as a contractor drawing, original equipment manufacturer drawing, etc.; excludes any specification, standard or other document that may be referenced in a basic governing drawing)
Terminal Type And Quantity: 16 pin all functions

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Cross Referenced Parts

Our Cross-Referenced Parts section helps you quickly locate compatible or equivalent aerospace electrical components for: EP-434

Part Number	CAGE	Manufacturer	RNCC	RNVC	RNAAC
455-0652-001	94756	The Boeing Company Div Legacy Boeing Hb1	1	2	TX
CX3998	78290	Struthers-Dunn Inc	5	9	TX
EP-434	58657	Leach International Corp Div Leach International Corporation	3	2	TX
NH455-0652-001	16236	Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)	5	1	TX

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