DP75C3P-1 DP contactor provide outstanding performance in various HVAC application and meet all relevant standards, including UL, CSA and IEC. Industry standard mounting plate provides easily accessible mounting holes. Technical Number of Main Contacts NO: 3 Standards: IEC 60947-4-1 UL 508 Rated Frequency (f): Control Circuit 50 Hz Control Circuit 60 Hz Rated Control Supply Voltage (Us): 120 V AC Environmental Ambient Air Temperature: Operation -40 ... +65 °C RoHS Status: No declaration needed Technical UL/CSA Horsepower Rating UL/CSA: (110 ... 120 V AC) Single Phase 5 Hp (208 V AC) Three Phase 20 Hp (220 ... 240 V AC) Single Phase 10 Hp (220 ... 240 V AC) Three Phase 25 Hp (440 ... 480 V AC) Three Phase 40 Hp (550 ... 600 V AC) Three Phase 40 Hp Full Load Amps AC Resistance (Heating): (600 V AC) 90 A Full Load Amps Motor Use: 75 A Locked Rotor Amps: (480 V AC) 375 A (600 V AC) 300 A