Interactive Reference product list

WH 630 LL4

Technical Data

Type WH 630 LL4
Machine Type Motor / Asynchronous
Degree of protection IP 55
Cooling system IC 71W
Rated speed [rpm] 1795
Rated power [kW/kVA] 4000
Rated voltage [V] 690
Rated frequency [Hz] 60
Shaft height [mm] 630
Mounting IM B20
Rotor type Squirrel-cage rotor
Excitation -
Application Shipbuilding


  • Direct drive for mega yacht (110 m)
  • only for direct coupling
  • high-speed motor for compact and very quiet special drive concept
  • Special version with double winding system (for operation on 2 synchronized IGBT converters with lower power)
  • Anti-condensation heating
  • thermal monitoring by PT100
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