Speed starter, type code: DE1, rated operating voltage: Ue = 400 V AC, 3-phase, 480 V AC, 3-phase, output voltage at Ue: U2 = 400 V AC, 3-phase, 480 V AC, 3-phase, mains voltage (50/60Hz): ULN = 380 (-10%) - 480 (+10%) V, rated operating current at 150% overload: Ie = 2.1 A, note: rated operating current at a switching frequency of 16 kHz and an ambient temperature of +50 °C, note: overload cycle for 60 s every 600 s, assigned motor power note: for normal four-pole, internally and externally ventilated three-phase asynchronous motors with 1500 min-1 at 50 Hz or 1800 min-1 at 60 Hz, Overload cycle for 60 s every 600 s, at 400 V, 50 Hz, Assigned motor power 150% overload: P = 0.75 kW, 150% overload: IM = 1.9 A, Assigned motor power Note: at 440 - 480 V, 60 Hz, Assigned motor power 150% overload: P = 1 HP, Assigned motor power 150% overload: IM = 2.1 A, Degree of protection: IP20/NEMA 0, Interface/fieldbus (built-in): OP-Bus (RS485)/Modbus RTU, Frame size: FS1, Standards and regulations: General requirements: IEC/EN 61800-2, EMC requirements: IEC/EN 61800-3, Safety requirements: IEC/EN 61800-5-1