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
10,325 Nm (7,615.3292 ft.lb)
800 kW (1,087.697 hp)
Min.: 740 rpm (4,649.56 rad.min-1)
Max.: 1,406 rpm (8,834.16 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 junction box
IP55 increased-safety explosion-proof stainless steel junction box
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.