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AZ973
40 AMP MINI-ISO AUTOMOTIVE RELAY
FEATURES * * * * * * * * * * Quick connect terminals 40 Amp contact rating High momentary carry current (60A) High operating temperature (110C) SPST (1 Form A), SPDT (1 Form C) Epoxy sealed versions available Metal or plastic mounting bracket available Resistor or diode parallel to coil available ISO/TS 16949, ISO14000 Tested in accordance with SAE J2544
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 107 1 x 105 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 100 megohms min. at 500 VDC, 20C 50% RH Greater than 10% of nominal coil voltage -55C (-67F) to 110C (230F) -55C (-67F) to 155C (311F) 0.062" DA at 10-40 Hz 100 m/s2 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 5.1 W at 20C (68F) 52C (94F) at nominal coil voltage Max. 155C (311F)
Enclosure Terminals
Weight
31 grams
NOTES
1. All values at 20C (68F). 2. Relay may pull in with less than "Must Operate" value. 3. Specifications subject to change without notice.
11/14/05W
AZ973
RELAY ORDERING DATA
COIL SPECIFICATIONS
Nominal Coil VDC 6 12 24 Must Operate VDC 3.9 7.8 15.6 Max. Continuous VDC 10.6 21.0 42.2 Coil Resistance 10% 22 85 350
RELAY ORDERING DATA
AZ973-1C-12DC2R1
Blank - Standard no diode, no resistor R1 - 680 Ohm, 1/2 w resistor in parallel with 12 V coil 2700 Ohm 1/2 w resistor in parallel with 24 V coil R2 - 820 Ohm, 1/2 w resistor in parallel with 12 V coil 3200 Ohm 1/2 w resistor in parallel with 24 V coil D1 - 1N4007 diode in parallel with coil, anode on #86 terminal D2 - 1N4007 diode in parallel with coil, cathode on #86 terminal D3 - 1N4004 diode in parallel with coil, anode on #86 terminal D4 - 1N4004 diode in parallel with coil, cathode on #86 terminal C1 - Plastic dust cover with steel mounting bracket C1E - Plastic dust cover with steel mounting bracket, sealed C2 - Plastic dust cover with plastic mounting bracket C2E - Plastic dust cover with plastic mounting bracket, sealed C3 - Plastic dust cover C3E - Plastic dust cover, sealed C4 - Plastic dust cover, shrouded, sealed, with metal mounting bracket 24D - 24 volt coil 12D - 12 volt coil 6D - 6 volt coil 1A - SPNO Single pole normally open 1C - SPDT Single pole double throw Basic series designation - AZ973
11/14/05W
AZ973
MECHANICAL DATA
Version C3
1.032 [26.2] 1.032 [26.2] .681 [17.3]
Version C1
.472 [12.0] o.209 [o5.3] .039 [1.0]
.933 [23.7]
.453 [11.5] .032 [0.8]
.445 [11.3]
.248 [6.3]
.665 [16.9]
Version C2
.630 [16.0]
o.228 [o5.8]
.079 [2.0]
.331 [8.4]
.705 [17.9]
.650 [16.5] .354 [9.0]
.106 [2.7]
1.032 [26.2]
.315 [8.0]
Note: Dimensions shown for Version C3 are typical for all other versions
WIRING DIAGRAMS
Version C4
.354 [.900]
.650 [16.6]
.262 5] [6.6
.858 [21.8]
30
30 87A
85
86
85
86
85
86
1.79 MAX [45.5]
87
87
R1,R2
FORM A FORM C
.776 [19.7]
1.398 [35.5] 1.831 [46.5]
1.40 [35.5]
.787 [20.0]
.071 [1.8]
85
86
85
86
.331 [8.4]
30 85 87A 86
.705 [17.9]
D1,D3
Viewed Toward Terminals
D2,D4
5 x .453 [11.5] .272 [6.9] 5 x .248 [6.3] .173 [4.4] 5 x .032 [0.8]
87
.315 [8.0] .354 [9.0] .665 [16.9]
Connector for use with Version C4- Connectors to mate with AZ973 relay with the version C4 cover are available from Delphi Connection Systems (www.delphiconnect.com). (Typical Delphi part number is 12065685)
Dimensions in inches with metric equivalents in parentheses. Tolerance: .010"
11/14/05W
AZ973
Sockets & Hardware for AZ973
ST9721-U1
.079 [2.0]
1.300 [33.0] 1.091 [27.7] .236 [6.0] .472 [12.0]
.354 [9.0]
.945 [24.0]
1.205 [30.6]
1.417 [36.0]
[1]
ST9721-U2
.245 [6.2] .075 [1.9]
ST9721-U3
.945 [24.0]
.945 [24.0]
1.043 [26.5] .626 [15.9] .332 [8.4] .200 [5.1] .138 [3.5]
.059 [1.5] .571 [14.5]
1.043 [26.5]
.664 [16.9]
.256 [6.5] .256 [6.5] 2X TAB O.083 [O2.1] .075 [1.9] .375 [9.5] .705 [17.9]
.905 [23.0]
O.116 [O2.9]
.090 [2.3]
[1]
VIEWED TOWARDS TERMINALS
[1] Recommended receptical connector Amp Part numbers are 5-160558-9 or 5-1605-26-9
11/14/05W

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