... : 12kwRated voltage:400/230v, 440/254v, 220/127v, etc.Phase/connecting method: 3 phase 4wire/Y type connectionRated frequency ... gauge, oil pressure gauge, AMF control module,oil level indicator, emergency button,preheating button, battery voltage gauge, hours running ... , LCD or LED auto controller, indicating lamp, transfer switch,etc.. Automatic transfer switch (ATS) uses update technology, which can ...