... starting signal; 3)CE/CCC/ISO certificates 3Phase Automatic or Manual Transfer Switches for Generator1)rated voltage:AC220,380,400,440,660V ... Switch Equipment(ATSE) is suitable to the power supply system of AC660V,rated frequency50/60Hz and 250VDC.the applied places ... interrupted. The main and standby power can be power grid, automatic starting genset, battery etc. StructureATSE is composed of switch ...