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 | 250 kW, 3 phases at 500 V 315 kW, 3 phases at 690 V |
motor power hp | 350 hp, 3 phases at 575 V |
maximum motor cable length | 15 m shielded cable 30 m unshielded cable |
power supply voltage | 500…690 V – 15…10 % |
network number of phases | 3 phases |
line current | 311 A for 600 V 3 phases / 400 hp 317 A for 690 V 3 phases 315 kW 342 A for 500 V 3 phases 250 kW |
EMC filter | Integrated |
assembly style | With heat sink |
variant | Reinforced version |
prospective line Isc | 35 kA for 3 phases |
nominal output current | 336 A at 2.5 kHz 575 V 3 phases / 400 hp 355 A at 2.5 kHz 690 V 3 phases 315 kW 390 A at 2.5 kHz 500 V 3 phases 250 kW |
maximum transient current | 585 A for 60 s 3 phases 250 kW 643.5 A for 2 s 3 phases / 400 hp 643.5 A for 2 s 3 phases 315 kW |
Output frequency | 0.1…500 Hz |
nominal switching frequency | 2.5 kHz |
switching frequency | 2.5…4.9 kHz adjustable 2.5…4.9 kHz with derating factor |
asynchronous motor control profile | Voltage/frequency ratio (2 or 5 points) ENA (Energy adaptation) system for unbalanced loads Sensorless flux vector control (SFVC) (voltage or current vector) Flux vector control (FVC) with sensor (current vector) |
type of polarization | No impedance for Modbus |