Manufacturer: Scheinder Electric • Product number: ATV320U55N4B • Product type : Altivar Machine ATV32 Variable Speed Drive • Product destination : Synchronous motors Asynchronous motors • EMC filter : Class C2 EMC filter integrated • IP degree of protection : IP20 conforming to IEC 61800-5-1 IP20 conforming to IEC 60529 • Degree of protection : UL type 1 conforming to UL 61800-5-1 (with conformity kit) • Type of cooling : Fan • Network number of phases : 3 phases • [Us] Rated supply voltage : V - % • Supply frequency : Hz - 5...5 % • Motor power kW : 5.5 kW for heavy duty • Motor power hp : 7.5 hp for heavy duty • Line current : 20.7 A at 380 V (heavy duty) 14.5 A at 500 V (heavy duty) • Prospective line Isc : 22 kA • Apparent power : 12.6 kVA at 500 V (heavy duty) • Continuous output current : 14.3 A at 4 kHz for heavy duty • Maximum transient current : 21.5 A during 60 s (heavy duty) • Power range : 5.5...7.5 kW at 380…500 V, 3 phases (based on load duty) • Asynchronous motor control profile : Voltage/frequency ratio, 5 points, Flux vector control without sensor, standard, Voltage/frequency ratio - Energy Saving, quadratic U/f Flux vector control without sensor - Energy Saving Voltage/frequency ratio, 2 points • Synchronous motor control profile : Vector control without sensor • Speed drive output frequency : 0.1…599 Hz • Nominal switching frequency : 4 kHz • Switching frequency : 2...16 kHz adjustable 4...16 kHz with derating factor • Communication port protocol : Modbus serial CANopen • Output voltage : 1 MOhm 500 V DC for 1 minute to earth • Noise level : 53.3 dB conforming to 86/188/EEC • Power dissipation in W : Fan: 195.0 W at 380 V, switching frequency 4 kHz • Volume of cooling air : 60.0 m3/h • Operating position : Vertical +/- 10 degree