Algodue ELETTRONICA UPM307 - Additional Voltage and Current Input Wiring; 3-Phase, 3-Wire, 1 CT Wiring; 3-Phase, 2-Wire, 1 CT Wiring; Single-Phase Wiring Diagram

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3 phases, 3 wires, 1 current transformer (3.3.1)
direct connection connection with voltage transformer
3 phases, 2 wires, 1 current transformer (3.2.1)
direct connection connection with voltage transformer
1 phase (1ph)
direct connection