AZ973
40 AMP
AUTOMOTIVE
RELAY
FEATURES
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40 Amp contact rating
High momentary carry current (60A)
High operating temperature (85°C)
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
Ratings
SPST (1 Form A)
SPDT (1 Form C)
Resistive load:
Max. switched power: 560 W (SPST)
560 W (N.O.)
420 W (N.C.)
Max. switched current: 40 A (SPST)
40 A (N.O.)
30 A (N.C.)
Max. switched voltage: 75 VDC
Material
Resistance
Silver tin oxide
< 100 milliohms initially
(6 V, 1 A voltage drop method)
GENERAL DATA
Life Expectancy
Mechanical
Electrical
Operate Time (max.)
Release Time (max.)
Minimum operations
1 x 10
7
1 x 10
5
at 40 A 14 VDC Res.
7 ms at nominal coil voltage
5 ms at nominal coil voltage
Dielectric Strength
500 Vrms coil to contact
(at sea level for 1 min.)
500 Vrms contact to contact
Insulation Resistance
Dropout
Ambient Temperature
Operating
Storage
Vibration
Shock
Enclosure
100 megohms min. at 500 VDC, 20°C
50% RH
Greater than 10% of nominal coil voltage
-55°C (-67°F) to 85°C (185°F)
-55°C (-67°F) to 105°C (221°F)
0.062" (1.5 mm) DA at 10-40 Hz
100 m/s
2
P.B.T. polyester
Tinned copper alloy
0.25 Quick Connect
Note: Allow suitable slack on leads when wiring
and do not subject the terminals to excessive
force.
COIL
Power
At Pickup Voltage
(typical)
Max. Continuous
Dissipation
Temperature Rise
Temperature
0.68 W
Terminals
5.1 W at 20°C (68°F)
52°C (94°F) at nominal coil voltage
Max. 155°C (311°F)
Weight
31 grams
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.
ZETTLER
electronics GmbH
Tel. +49 89 800 97 0
Fax +49 89 800 97 200
office@ZETTLERelectronics.com
www.ZETTLERelectronics.com
2003-06-24
Junkersstrasse 3, D-82178 Puchheim, Germany