Product Name: 300kw Permanent Magnet Generator Alternator 20rpm 30rpm 50rpm 350rpm Free Energy Low Speed Low Rpm for Wind Turbine Water Hydro Turbine Standard: Standard Bearing Number: 3 Speed: Low Speed Bearing Support: Umbrella Type Type: Horizontal Hydro Generator Size: Large Output Type: AC Three Phase Voltage: Customize Shaft: Customize Bearing: SKF Trademark: XINDA Transport Package: Polywood Case Specification: CE Origin: China HS Code: 85015200 Product Description We offer various kinds of permanent magnetic generator from 0.1KW-1500KW(vertical and horizontal), speed from 30rpm-6000rpm, output voltage and speed can customize according your requestFeatures of permanent magnet generator*Low start up speed, Gearless, low RPM generator*High standard components for use in hard and extremeEnvironments for wind turbine*High efficiency low mechanical resistance energy loss*Design for reliable long operational lifetimeMain specificationsRated power (kW)300kWRated speed (rpm)350rpmRated torque(Nm):8570NmRated voltage(V):690VACRated current(A):251AStartup torque (Nm)<170NmPairs of poles6Frequency (Hz)35HzPhase3-phaseInsulation Class:HProtection ClassIP54Efficiency(%)95%Power factor1CoolingForced air cooling or natural air coolingMechanical specificationsInstallationHorizontalframe sizeY400Weight(Kg)2200kgMaterialsShaft materialSteelBearingsSteelHousing materialCasting IronWinding materialCopperWinding temperature level180ºCMagnetNdFeBMagnet temperature level150ºCCoreHigh quality cold rolled silicon steel sheet