AC motor / asynchronous / 220 V / with integrated inverter
CRRC ZHUZHOU ELECTRIC CO., LTD
with integrated inverter, IP44, IP55, explosion-proof, for machine tools, squirrel cage, squirrel-cage rotor, stainless steel
500 - 1000 kW
8,682 Nm (6,403.5146 ft.lb)
600 kW (815.773 hp)
Min.: 660 rpm (4,146.9 rad.min-1)
Max.: 1,280 rpm (8,042.48 rad.min-1)
Integrated explosion-proof type: Expzde Ⅱ BT4 (Serial number of certificate: CNEz07.0986X)
Stator applies shaped hard winding.
It is installed with explosion-proof heater(AC220V， 200W， 50Hz)
High strength copper alloy squirrel-cage rotor
200 level corona-resistance insulation structure
Rotating shaft adopts high strength alloy steel material.
IP55 increased-safety explosion-proof stainless steel material
It is installed with explosion-proof air pressure switch for positive pressure protection and explosion-proof overhaul switch for system overhaul protection.
Each phase winding of stator is embedded with two PT100 stator winding temperature sensors.
Imported SKF/FAG bearing is applied.
Bearing temperature sensor