日立 變頻器 HITACHI Inverter
HFC-VWA5.5LB
HFC-VWA55LB HFCVWA5.5LB HFC一VWA5.5LB HFC-UWA5.5LB HFC-VWR5.5LB HFC-VWAS.SLB HFC-VWA5.5L8