product number TSR-75DA control method DC control AC (DC-AC) Load current 75A Load voltage 480VAC Control voltage 3-32VDC Current control DC: 40mA Off-state leakage current 2mA Buck-state 1.5VAC Pass off time 10mS Dielectric Strength 2500VAC Insulation resistance 500M / 500VDC Ambient temperature -30 ℃ -75 ℃ Operating current safety factor Resistive load: Inductive load 60%: 30% Mounting Bolt Work instructions led Dimensions (mm) 105x74x32 weight 450g I. Product Overview: 1, triac output, zero voltage turn, zero current shutdown. 2, the input signal is compatible with TTL and COMS digital logic circuits. 3, the optical isolation between input circuit and output circuit. 4, light-emitting diodes indicate working status; 5, input - output isolation voltage between ≥2500V end. 6, high cost, widely used, highly reliable generic products.อ่านเพิ่มเติม