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 CONTACTS GENERAL DATA Arrangement SPST (1 Form A) SPDT (1 Form C) Life Expectancy Mechanical Electrical Minimum operations 1 x 107 1 x 105 at 40 A 14 VDC Res. Ratings Resistive load: Max. switched power: 560 W (SPST) 560 W (N.O.) 420 W (N.C.) Operate Time (max.) 10 ms at nominal coil voltage Release Time (max.) 10 ms at nominal coil voltage Max. switched current: 40 A (SPST) 40 A (N.O.) 30 A (N.C.) 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 Max. switched voltage: 75 VDC Material Silver tin oxide Dropout Greater than 10% of nominal coil voltage Resistance < 100 milliohms initially (6V, 1 A voltage drop method) Ambient Temperature Operating Storage -55°C (-67°F) to 125°C (257°F) -55°C (-67°F) to 200°C (392°F) Vibration 0.062" DA at 10-40 Hz Shock 10 g Enclosure P.B.T. polyester Terminals Tinned copper alloy, P.C. Max. Solder Temp. 270°C (518°F) COIL Power At Pickup Voltage (typical) 0.68 W Max. Continuous Dissipation 4.8 W at 20°C (68°F) Max. Solder Time 5 seconds Temperature Rise 75°C (113°F) at nominal coil voltage Max Solvent Temp. 80°C (176°F) Max. 200°C (392°F) Max Immersion Time 30 secomds Weight 31 grams Temperature 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 ORDER NUMBER* 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). 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 87 .330 [8.4] .945 Max [24.0] .126 [3.2] .080 [2.1] .705 [17.9] 86 .080 [2] .032 [.81] 85 87 .330 [8.4] 86 .080 [2] 30 87A .705 [17.9] 30 .333 [8.45] .665 [16.9] .098 [2.5] .315 [8] 85 .333 [8.45] .665 [16.9] 1A 1C 1.041 Max [26.45] Wiring Diagrams Bottom view 87 87 85 87 85 86 85 86 86 87A 87A 30 30 30 1C 1A VDC Limiting Curve for Power Load Switching Current (Amps) MAXIMUM ALLOWABLE AMBIENT TEMPERATURE (°) Dimensions in inches with metric equivalents in parentheses. Tolerance: ± .010" Ambient Termperature VS 0 Amp Contact Load 7 Amp Contact Load 15 Amp Contact Load 20 Amp Contact Load 30 Amp Contact Load 40 Amp Contact Load Applied Coil Voltage (% of Rated Nominal) 1/29/07W