What does a single or three-phase connection mean?

What does a single or three-phase connection mean? single phase 1 Single - phase motors operat- ing on single - phase power 2 Phase - converter , three- phase motor combination operat- ing on single single window Single to Three Phase Converters

single window single - phase , 94 Series motors , 49 , 85 Shunt motors , 48 Siemens

single phase A single-phase connection consists of two wires that make a simple network But the network is complicated on a three-phase connection because there are four วัดแบบ True RMS ที่ค่าความถูกต้อง Accuracy ดีกวา 2 % ,วัดค่าแบบ 3PHASE Volt , Amp, Kw, Kvar, Kva, PF, Hz ดูแยกเฟส และ 3เฟส ,แสดงค่าสะสม Kwh รวม , Kvarh รวม และ