AZ9421A
20 AMP MINIATURE
AUTOMOTIVE RELAY
FEATURES
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High switching capacity — 20 Amps
DC coils to 24 VDC
Epoxy sealed versions available
Class F insulation for high temperature operation
QS9000, ISO9001, ISO14001
Tested in accordance with SAE J2544
Extremely cost effective
CONTACTS
Arrangement
Ratings
Medium Duty
SPST (1 Form A)
SPDT (1 Form C)
Resistive load
Max. switched power: 420 W or 2500 VA
Max. switched current: 20 A
Max. switched voltage: 30 VDC or 250 VAC
Silver tin oxide
<100 milliohms initially
(24 V, 1 A voltage drop method)
GENERAL DATA
Life Expectancy
Mechanical
Electrical
Operate Time
(typical)
Release Time
(typical)
Minimum operations
1x10
7
1 x 10
5
at 20 A 14 VDC Res.
10 ms at nominal coil voltage
5 ms at nominal coil voltage
(with no coil suppression)
Material
Resistance
Dielectric Strength
2500 Vrms contact to coil
(at sea level for 1 min.)
1000 Vrms across contacts
COIL
Power
At Pickup Voltage
(typical)
Max Continuous
Dissipation
Temperature Rise
Temperature
450 mW
Insulation Resistance
Dropout
Ambient Temperature
Operating
1.3 W at 20°C (68°F) ambient
40°C (72°F) at nominal coil voltage
Max. 155°C (311°F)
Storage
Vibration
Shock
Enclosure
Terminals
100 megohms min. at 20°C, 500 VDC,
50% RH
Greater than 10% of nominal coil voltage
At nominal coil voltage
-40°C(-40°F) to 85°C(185°F)
-55°C(-67°F) to 155°C(311°F)
0.039" DA at 10–55Hz
10 g operational, 100 g damage
P.B.T. polyester
Tinned copper alloy, P.C.
270°C (518°F)
5 seconds
80°C (176°F)
30 seconds
10 g
NOTES
1. All values at 20°C (68°F).
2. Relay may pull in with less than “Must Operate” value.
3. Unsealed relays should not be dip cleaned.
4. Specifications subject to change without notice.
Max. Solder Temp.
Max. Solder Time
Max. Solvent Temp.
Max. Immersion Time
Weight
11/30/06
AZETTLER [ AMERICAN ZETTLER, INC. ]
