AZ9721-1A-12DC1D3 datasheet(1/4 Pages) AZETTLER

Part #	AZ9721-1A-12DC1D3

Description	40 AMP AUTOMOTIVE RELAY

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Manufacturer	AZETTLER [American Zettler, Inc.]

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AZ

9/3/98W

AZ9721

40 AMP

AUTOMOTIVE

RELAY

FEATURES

• 40 Amp contact rating

• High momentary carry current (60A)

• SPST (1 Form A), SPDT (1 Form C)

• Quick connect terminals

• Metal or plastic mounting bracket available

• Resistor or diode parallel to coil available

CONTACTS

Arrangement

SPST (1 Form A)

SPDT (1 Form C)

Ratings

Resistive load:

Max. switched power: 480 W (SPST)

480 W (N.O.)

360 W (N.C.)

Max. switched current: 40 A (SPST)

40 A (N.O.)

30 A (N.C.)

Max. switched voltage: 75 VDC

Minimum Load

5 VDC, 0.1 A

Material

Silver alloy

Resistance

< 50 milliohms initially

(24 V, 1 A voltage drop method)

GENERAL DATA

Life Expectancy

Minimum operations

Mechanical

1 x 107

Electrical

1 x 105 at rated load

Operate Time (typical)

10 ms at nominal coil voltage

Release Time (typical)

10 ms at nominal coil voltage

(with no coil suppression)

Dielectric Strength

750 Vrms coil to contact

(at sea level for 1 min.) 750 Vrms contact to contact

Insulation Resistance

100 megohms min. at 500 VDC, 20°C

50% RH

Dropout

Greater than 10% of nominal coil voltage

Ambient Temperature

Operating

-55°C (-67°F) to 70°C (158°F)

Storage

-55°C (-67°F) to 155°C (311°F)

Vibration

0.062" DA at 20-200 Hz

Shock

20 g

Enclosure

P.B.T. polyester

Terminals

Copper alloy

0.25 Quick Connect

Weight

40 grams

COIL

Power

At Pickup Voltage

0.76 W

(typical)

Max. Continuous

4.0 W at 20°C (68°F)

Dissipation

Temperature Rise

63°C (113°F) at nominal coil voltage

Temperature

Max. 155°C (311°F)

NOTES

1. All values at 20°C (68°F).

2. Relay may pull in with less than “Must Operate” value.

3. Specifications subject to change without notice.

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