软起动器-PST30…300/PSTB370…1050400-690V型号物料号PST30-690-7010023939PST37-690-7010023940PST44-690-7010023941PST50-690-7010023942PST60-690-7010023943PST72-690-7010023944PST85-690-7010023945PST105-690-7010023946PST142-690-7010023947PST175-690-7010023948PST210-690-7010023949PST250-690-7010023950PST300-690-7010023951PSTB370…PSTB1050(内置旁路接触器)PSTB370-690-7010023952PSTB470-690-7010023953PSTB570-690-7010023954PSTB720-690-7010023955PSTB840-690-7010023956PSTB1050-690-7010023957联系人；徐新东)