... 3.220/110v 48vdc electric solar solar air conditioning system equipment air conditioner,controller air conditioner,Auto control ... be connect solar photovoltaic electric supply 48vdc system , wind turbine system , battery system .4.used in electric cabinet , ... to 55Noise LeveldB(A)65Application OutdoorProtection from Dust, Water and Wind Driven Rain IP55Mounting Method Door MountedDimensions ...