AZ974
40 AMP MINI-ISO
AUTOMOTIVE RELAY
FEATURES
•
•
•
•
•
•
•
•
•
•
PCB terminals
40 Amp contact rating
High carry current (60A)
High momentary surge current (120A)
High operating temperature (125°C)
Resistor or diode parallel to coil available
Epoxy sealed versions available
SPST (1 Form A), SPDT (1 Form C)
ISO/TS 16949, ISO9001, ISO14000
Tested in accordance with SAE J2544
GENERAL DATA
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
(6V, 1 A voltage drop method)
Dropout
Ambient Temperature
Operating
Storage
Vibration
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.
10 ms at nominal coil voltage
10 ms at nominal coil voltage
CONTACTS
Arrangement
Ratings
Dielectric Strength
500 Vrms coil to contact
(at sea level for 1 min.)
500 Vrms contact to contact
Insulation Resistance
100 megohms min. at 500 VDC, 20°C
50% RH
Greater than 10% of nominal coil voltage
-55°C (-67°F) to 125°C (257°F)
-55°C (-67°F) to 200°C (392°F)
0.062" DA at 10-40 Hz
10 g
P.B.T. polyester
Tinned copper alloy, P.C.
270°C (518°F)
5 seconds
80°C (176°F)
30 secomds
31 grams
COIL
Power
At Pickup Voltage
(typical)
Max. Continuous
Dissipation
Temperature Rise
Temperature
0.68 W
4.8 W at 20°C (68°F)
75°C (113°F) at nominal coil voltage
Max. 200°C (392°F)
Shock
Enclosure
Terminals
Max. Solder Temp.
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.
1/29/07W
AZ974
RELAY ORDERING DATA
COIL SPECIFICATIONS
Nominal Coil
Must Operate
Max. Continuous
Coil Resistance
VDC
VDC
VDC
± 10%
6
3.9
10.1
22
12
7.8
20.2
85
24
15.6
40.5
350
*Add suffix “E” for epoxy sealed version. Add suffix “R” for resistor across coil (6V=180 ohms, 12V=680
diode across coil (anode on #86) or suffix D2 for diode across coil (anode on #85).
ORDER NUMBER*
SPST
AZ974–1A–6D
AZ974–1A–12D
AZ974–1A–24D
ohms, 24V=2700 ohms).
SPDT
AZ974–1C–6D
AZ974–1C–12D
AZ974–1C–24D
Add suffix D1 for
MECHANICAL DATA
Terminal Distance
.945 Max
[24.0]
.330
[8.4]
86
87
85
.705
[17.9]
30
.330
[8.4]
86
87
87A
85
.315
[8]
.705
[17.9]
.080
[2]
.080
[2]
30
.126
[3.2]
.032
[.81]
.080
[2.1]
.098
[2.5]
.333
[8.45]
.665
[16.9]
.333
[8.45]
.665
[16.9]
1A
1C
1.041 Max
[26.45]
Bottom view
87
87
85
86
87A
30
86
Wiring Diagrams
87
85
86
87A
85
30
30
1A
Dimensions in inches with metric equivalents in parentheses. Tolerance: ± .010"
MAXIMUM ALLOWABLE AMBIENT TEMPERATURE (°)
1C
Limiting Curve for Power Load
Ambient Termperature VS
VDC
0 Amp Contact Load
7 Amp Contact Load
15 Amp Contact Load
20 Amp Contact Load
30
Amp Contact Load
40 Amp Contact Load
Switching
Current (Amps)
Applied Coil Voltage (% of Rated Nominal)
1/29/07W
京公网安备 11010802033920号
EEWORLD
