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 | 3 kW, 3 phases at 500 V 4 kW, 3 phases at 690 V |
maximum motor cable length | 10 m shielded cable 10 m unshielded cable |
power supply voltage | 500…690 V – 15…10 % |
network number of phases | 3 phases |
line current | 6.6 A for 690 V 3 phases 4 kW 6.8 A for 500 V 3 phases 3 kW |
EMC filter | Integrated |
assembly style | With heat sink |
variant | Reinforced version |
prospective line Isc | 22 kA for 3 phases |
nominal output current | 5.8 A at 4 kHz 500 V 3 phases 3 kW 5.5 A at 4 kHz 690 V 3 phases 4 kW |
maximum transient current | 8.7 A for 60 s 3 phases 3 kW 9.57 A for 2 s 3 phases 9.57 A for 2 s 3 phases 4 kW |
Output frequency | 0.1…500 Hz |
nominal switching frequency | 4 kHz |
switching frequency | 2.5…6 kHz adjustable 4…6 kHz with derating factor |
asynchronous motor control profile | Sensorless flux vector control (SFVC) (voltage or current vector) Voltage/frequency ratio (2 or 5 points) Flux vector control (FVC) with sensor (current vector) ENA (Energy adaptation) system for unbalanced loads |
type of polarization | No impedance for Modbus |