Features .250" Quick Connect terminals Industry standard pin-out SPST & SPDT versions Flange Mount - "F" suffix PC board mount - "P" suffix

Electrical Characteristics Contact
Contact Rating @ 14VDC (* Inrush current for lamp load)

Maximum Load Current	40 Amp Rated		70 Amp Rated
	N.O.	N.C.	N.O.
Continuous Current	60A	40A	70A
Make Current (*)	120A	45A	120A
Break Current	60A	40A	70A

Material: AgNi 0.15
Minimum Recommended Current: 1A @ 12VDC
Maximum Switching Rate:
             20 Operations/Second @ No Load
             6 Operations/Minute for rated Life @ Rated Load

Coil
Coil Voltages: 12VDC
Resistance: See Chart

Operational Characteristics
Timing Value:
             Operate Time: 7 mS
             Release Time: 2 mS

Insulation Characteristics
Dielectric Strength:
             Between Contacts and Coil: 500 VRMS

Environmental Characteristics
Operating: -40°C to +125°C
Storage: -40° to +155°C

Life
Mechanical: 100,000 operations @ Maximum Rated Current,
Mechanical: 14VDC, with Resistive Load

Weight
Std: 1.1 oz (31 grams) approx.

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Dimensional Drawings

D38
D38a
D38b

Contact Arrangment

SPST NO, 1 Form "A"

SPDT, 1 Form "C"

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Part Numbers

DC OPERATED
NTE Type No.	Nom. Voltage	Contact Arr.	Coil Res. Ohms Typ	Nom. Power	Max. Contact Current @ 14VDC	Diag. No.
R51-1D40-12	12VDC	SPST-NO	90	1.6W	40A	D38
R51-1D40-12F	12VDC	SPST-NO	90	1.6W	40A	D38
R51-5D40-12	12VDC	SPDT	90	1.6W	40A	D38
R51-5D40-12F	12VDC	SPDT	90	1.6W	40A	D38
R51-1D70-12	12VDC	SPST-NO	72	2.0W	70A	D38a
R51-1D70-12F	12VDC	SPST-NO	72	2.0W	70A	D38a
R51-1D70-12P	12VDC	SPST-NO	72	2.0W	70A	D38b

ACCESSORIES
Mounting Styles	Description	NTE Type No.
PC Mount	5-Pin PC Board Socket	R95-160 (40 Amp ONLY)

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