... of lubrication oil, meanwhile, supply oil to wind adjusting system, which will make the equipment operate normal.The equipment is ... pump from oil tank and goes through one-way valve, security valve, heat exchanger, duplex tube oil filter, then directly ... Conditions:Elevation: ≤1,000 metersPower: Three-phase four-wire system AC380V/220VFluctuations≤10%;50Hz, Fluctuations≤1%Ambient Temperature: (0- ...