Power relay for circuit board for use in inverters, 2 normally open contacts for 50 A (AC1), max. inrush current 150 A - 5 ms, bridge contacts, contact material AgSnO2, contact opening greater than 3 mm, nominal voltage 400 V AC, max. switching voltage 690 V AC, max. switching capacity AC1/AC7a (400 V AC) 20,000 VA, max. switching capacity AC15 (230 V AC) 2,300 VA, 1-phase motor load, AC3 operation (230 V AC) 2 kW, minimum switching load 1000 mW at 10 V/10 mA, ambient temperature -40 to + 70 ° C at max. contact continuous current and control within the operating range, ambient temperature up to 85 ° C in energy saving mode at max. contact continuous current, control range and operation in the holding voltage range, nominal coil power 1.7 W, Minimum holding power 0.17 W, coil voltage 12 V DC, standard operation: operating range 0.9 to 1.1 x Un, in energy saving mode: 0.95 to 2.5 x Un (less than 1 s), holding voltage range 0.32 to 0.65 x Un, minimum holding power 0.17 W, distance between circuit board and relay base plate for air circulation is 1.5 mm.