MAIN CHARACTERISTICS range of product ALTIVAR 61 PLUS product or component type VARIABLE SPEED DRIVE device short name ATV61 product destination ASYNCHRONOUS MOTORS product specific application PUMPING + VENTILATION MACHINE assembly style IN FL-STDG ENCL SPRT AIR FLOWS product composition A PLINTH EMC filter INTEGRATED network number of phases 3 PHASES rated supply voltage 690 V +- 10 supply frequency 50..60 HZ motor power kW 250 KW 3 PHASES AT 690 V line current 257 A FOR 690 V 3 PHASES 250 KW IP degree of protection IP54 COMPLEMETARY CHARACTERISTICS apparent power 307 KVA FOR 690 V 3 PHASES 250 KW prospective line Isc