Selectivity Module Dimensions W x H x D: 72 x 80 x 72 mm Input voltage: 22...30 VDC Operating temperature: 0...+60 °C Cut-off characteristics: 100% <130% of the set valuet: Switching off after about 5 s I > 130% of the set value: Switching off after about 50...100 ms I > 100% and supply voltage < 20 V: Instantaneous switching off Setpoint, current range: 3...10 A per channel