主要用于交流50Hz(或60Hz)，额定工作电压至660V，额定工作电流至370A的电力系统中接通和分断电路，并可与适当的热过载继电器或电子式保护装置组合成电磁起动器，以保护可能发生的过载的电路。CDC1-105 36VCDC1-105 110VCDC1-105 220VCDC1-105 380VCDC1-105 127VCDC1-12-30-01 36VCDC1-12-30-01 110VCDC1-12-30-01 220VCDC1-12-30-01 380VCDC1-12-30-01 127VCDC1-12-30-10 36VCDC1-12-30-10 110VCDC1-12-30-10 220VCDC1-12-30-10 380VCDC1-12-30-10 127VCDC1-16-30-01 36VCDC1-16-30-01 110VCDC1-16-30-01 220VCDC1-16-30-01 380VCDC1-16-30-01 127VCDC1-16-30-10 36VCDC1-16-30-10 110VCDC1-16-30-10 220VCDC1-16-30-10 380VCDC1-16-30-10 127VCDC1-170 36VCDC1-170 110VCDC1-170 220VCDC1-170 380VCDC1-170 127VCDC1-250 36VCDC1-250 110VCDC1-250 220VCDC1-250 380VCDC1-250 127VCDC1-25-30-01 36VCDC1-25-30-01 110VCDC1-25-30-01 220VCDC1-25-30-01 380VCDC1-25-30-01 127VCDC1-25-30-10 36VCDC1-25-30-10 110VCDC1-25-30-10 220VCDC1-25-30-10220V焊接专用CDC1-25-30-10 380VCDC1-25-30-10380V焊接专用CDC1-25-30-10 127VCDC1-30-30-00 36VCDC1-30-30-00 110VCDC1-30-30-00 220VCDC1-30-30-00 380VCDC1-30-30-00 127VCDC1-370 36VCDC1-370 110VCDC1-370 220VCDC1-370 380VCDC1-370 127VCDC1-37-30-22 36VCDC1-37-30-22 110VCDC1-37-30-22 220VCDC1-37-30-22 380VCDC1-37-30-22 127VCDC1-45-30-22 36VCDC1-45-30-22 110VCDC1-45-30-22 220VCDC1-45-30-22 380VCDC1-45-30-22 127VCDC1-65-30-22 36VCDC1-65-30-22 110VCDC1-65-30-22 220VCDC1-65-30-22 380VCDC1-65-30-22 127VCDC1-85-30-22 36VCDC1-85-30-22 110VCDC1-85-30-22 220VCDC1-85-30-22 380VCDC1-85-30-22 127VCDC1-9-30-01 36VCDC1-9-30-01 110VCDC1-9-30-01 220VCDC1-9-30-01 220V(245)CDC1-9-30-01 220V(195)CDC1-9-30-01 380VCDC1-9-30-01 127VCDC1-9-30-10 36VCDC1-9-30-10 110VCDC1-9-30-10 220VCDC1-9-30-10 380VCDC1-9-30-10 127V