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range of product: Altivar 71 product or component type: variable speed drive product specific application: complex, high-power machines component name: ATV71 motor power kW: 315 kW at 380...480 V 3 phases motor power hp: 500 hp at 380...480 V 3 phases motor cable length: , [Us] rated supply voltage: 380...480 V (- 15...10 %) network number of phases: 3 phases line current: 555 A for 380 V 3 phases 315 kW / 500 hp,444 A for 480 V 3 phases 315 kW / 500 hp EMC filter: integrated assembly style: with heat sink variant: reinforced version apparent power: 365.3 kVA at 380 V 3 phases 315 kW / 500 hp prospective line Isc: <= 50 kA, 3 phases nominal output current: 616 A at 2.5 kHz 380 V 3 phases 315 kW / 500 hp,616 A at 2.5 kHz 460 V 3 phases 315 kW / 500 hp maximum transient current: 924 A for 60 s 3 phases 315 kW / 500 hp,1016 A for 2 s 3 phases 315 kW / 500 hp speed drive output frequency: 0.1...500 Hz nominal switching frequency: 2.5 kHz switching frequency: 2.5...8 kHz with derating factor,2.5...8 kHz adjustable asynchronous motor control profile: ENA (Energy adaptation) system for unbalanced loads,voltage/frequency ratio (2 or 5 points),sensorless flux vector control (SFVC) (voltage or current vector),flux vector control (FVC) with sensor (current vector) type of polarization: no impedance for Modbus