AZ9731 40 AMP MINI-ISO AUTOMOTIVE RELAY FEATURES • • • • • • • • Quick connect terminals 40 Amp contact rating High operating temperature (125°C) Epoxy sealed versions available Plastic or steel mounting bracket available Resistor or diode parallel to coil available ISO/TS 16949, ISO14001 Tested in accordance with SAE J2544 GENERAL DATA CONTACTS Arrangement Ratings Life Expectancy Mechanical Electrical Minimum operations 1 x 107 1 x 105 at 40 A 14 VDC Res. Operate Time (max.) 7 ms at nominal coil voltage Resistive load: Release Time (max.) 5 ms at nominal coil voltage Max. switched power: 630 W (SPST) 630 W (N.O.) 473 W (N.C.) Dielectric Strength 500 Vrms coil to contact (at sea level for 1 min.) 500 Vrms contact to contact SPST (1 Form A) SPDT (1 Form C) SPST NO DM ( 1 Form U) Max. switched current: 40 A (SPST) 40 A (N.O.) 30 A (N.C.) Insulation Resistance 100 megohms min. at 500 VDC, 20°C 50% RH Dropout Greater than 15% of nominal coil voltage Ambient Temperature Operating Storage -40°C (-40°F) to 125°C (257°F) -55°C (-67°F) to 155°C (311°F) Vibration 0.062” DA at 10-40 Hz Shock 15 grams Enclosure P.B.T. polyester Terminals Tinned copper alloy 0.25 Quick Connect Max. switched voltage: 75 VDC Material Silver tin oxide Resistance < 100 milliohms initially (6 V, 1 A voltage drop method) COIL Power At Pickup Voltage (typical) 0.68 W Max. Continuous Dissipation 4.8 W at 20°C (68°F) Temperature Rise 75°C (135°F) at nominal coil voltage (40A) Temperature Note: Allow suitable slack on leads when wiring, and do not subject the terminals to excessive force. Weight 31 grams Max. 125°C (257°F) 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. 3/10/09 AZ9731 RELAY ORDERING DATA COIL SPECIFICATIONS Nominal Coil VDC 6 12 24 Must Operate VDC 3.9 7.8 15.6 Max. Continuous VDC 7.8 15.6 31.2 Coil Resistance ± 10% 22.5 90 360 RELAY ORDERING DATA AZ9731-1C-12DC2 R1 Blank - Standard no diode, no resistor R1 - 180 Ohm ½ w resistor in parallel with 6 V coil 680 Ohm ½ w resistor in parallel with 12 V coil 2700 Ohm ½ w resistor in parallel with 24 V coil D2 - 1N4005 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,with metal mounting bracket, sealed 24D - 24 volt coil 12D - 12 volt coil 6D - 6 volt coil 1A 1C 1U - SPNO Single pole normally open SPDT Single pole double throw SPST NO DM Single pole normally open double make Basic series designation - AZ9731 3/10/09 AZ9731 MECHANICAL DATA Outline Dimensions Mounting Layout Version C1 .602 [15.30] .031 [0.80] Ø.209 [Ø5.30] 0.122 [3.10] 1.043MAX [26.50] 0.965MAX [24.50] .181 [4.60] .453MAX [11.50] 0.630 [16.00] 0.098 [2.50] 0.236 [6.00] 1.043MAX [26.50] 0.547 [13.89] 0.965MAX [24.50] Version C2 0.354 0.748 [9.00] [19.00] 1.043MAX [26.50] 4x.031 [0.80] 0.031 [0.80] 30 1.043MAX [26.50] 5x.248 [6.30] .181 [4.60] .453MAX [11.50] .705 [17.90] 87 0.248 [6.30] .224MAX [5.70] .224 [5.70] 86 85 .331 [8.40] .031 [0.80] .248 [6.30] 0.098 [2.50] Ø0.217 [5.50] .661 [16.80] Version C3 FORM A Version C4 .6 5 0 [1 6 .6 ] 1.043MAX [26.50] 1.043MAX [26.50] 2 .2 6 ] 5 [6 .6 .3 5 4 [.9 0 0 ] .8 5 8 [2 1 .8 ] 0.965MAX [24.50] 5x.031 [0.80] 1 .7 9 M A X [4 5 .5 ] .181 [4.60] .453MAX [11.50] 1 .3 9 8 [3 5 .5 ] 1 .8 3 1 [4 6 .5 ] .7 7 6 [1 9 .7 ] .248 [6.30] .228MAX [5.80] .031 [0.80] 85 1 .4 0 [3 5 .5 ] .7 8 7 [2 0 .0 ] 30(+) 87a 87 86(+) 85(-) 85(-) .3 3 1 [8 .4 ] 87 30 86 30 87a 87 85(-) .0 7 1 [1 .8 ] 5 x .4 5 3 [1 1 .5 ] 30 85 87A 86 87 FORM U Viewed Toward Terminals FORM C 5 x .2 4 8 [6 .3 ] 5 x .0 3 2 [0 .8 ] 86 (30) .1 7 3 [4 .4 ] .7 0 5 [1 7 .9 ] .705 [17.90] 87 .661 [16.80] FORM C & (U) .3 1 5 [8 .0 ] .2 7 2 [6 .9 ] FORM A 87a .331 [8.40] Wiring Diagrams 86(+) 30 (86) 4x.248 [6.30] .3 5 4 [9 .0 ] .6 6 5 [1 6 .9 ] Dimensions in inches with metric equivalents in parentheses. Tolerance: ± .010" 3/10/09 AZ9731 Sockets & Hardware for AZ9731 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] 1.417 [36.0] 1.205 [30.6] .245 [6.2] ST9721-U2 ST9721-U3 .075 [1.9] .945 [24.0] .945 [24.0] .059 [1.5] 1.043 [26.5] .626 [15.9] .200 [5.1] .332 [8.4] .664 [16.9] 1.043 [26.5] .571 [14.5] .138 [3.5] .256 [6.5] .256 [6.5] 2X TAB Ø.083 [Ø2.1] Ø.116 [Ø2.9] .075 [1.9] .905 [23.0] .375 [9.5] .705 [17.9] .090 [2.3] [1] VIEWED TOWARDS TERMINALS [1] Recommended receptical connector Amp Part numbers are 5-160558-9 or 5-1605-26-9 3/10/09