AZ970/AZ971
40 AMP MINIATURE
POWER RELAY FOR
AUTOMOTIVE USE
FEATURES
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Low cost
Up to 40 Amp switching capability in a compact size
Open, covered or sealed
Coils to 24 VDC
Small footprint
1 Form A, B and C contacts available
Vibration and shock resistant
Designed for high in-rush applications
GENERAL DATA
Life Expectancy
Mechanical
Electrical
Operate Time (typical)
Minimum operations
5 x 10
6
operations
1 x 10
5
operations at 40 A 14 VDC Res.
3 ms at nominal coil voltage
5 ms at nominal coil voltage
(with no coil suppression)
CONTACTS
Arrangement
SPST (1 Form A)
SPST (1 Form B)
SPDT (1 Form C)
Resistive load:
Max. switched power: Form A: 560 W
Form B: 420 W
Form C: 420 W
Max. switched current: Form A: 40 A
Form B: 30 A
Form C: 30 A
Max. switched voltage: 150* VDC
* If switching voltage is greater than 30 VDC, special
precautions must be taken. Please contact the factory.
Release Time (typical)
Ratings
Dielectric Strength
500 VDC coil to contact
(at sea level for 1 min.)
500 VDC between open contacts
Insulation Resistance
Dropout
Ambient Temperature
AZ970 Operating
AZ970 Storage
AZ971 Operating
AZ971 Storage
Vibration
Shock
Enclosure
Terminals
Max. Solder Temp.
100 megohms min. at 20°C, 500 VDC,
50% RH
Greater than 6% of nominal coil voltage
At nominal coil voltage
-40°C (-40°F) to 105°C (221°F)
-40°C (-40°F) to 105°C (221°F)
-40°C (-40°F) to 105°C (221°F)
-40°C (-40°F) to 105°C (221°F)
0.062" (1.5 mm) DA at 10–55 Hz
10 g
P.B.T. polyester
Tinned copper alloy, P.C.
270°C (518°F)
5 seconds
80°C (176°F)
30 seconds
20 grams
Material
Resistance
Silver tin oxide
< 100 milliohms initially
(24 V, 1 A voltage drop method)
COIL
Power
At Pickup Voltage
(typical)
Max. Continuous
Dissipation
Temperature Rise
Max. Temperature
514 mW (12 and 24 VDC Coil)
573 mW (6 VDC Coil)
5.3 W 20°C (68°F) ambient (AZ970)
4.6 W 20°C (68°F) ambient (AZ971)
56°C (101°F) nominal coil VDC (AZ970)
59°C (106°F) nominal coil VDC (AZ971)
155°C (311°F)
Max. Solder Time
Max. Solvent Temp.
Max. Immersion Time
Weight
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
2003-04-08
Junkersstrasse 3, D-82178 Puchheim, Germany
ZETTLER [ ZETTLER ELECTRONICS ]
