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9 Connections
9.1 Rear panel connections
Figure 18 - rear panel and connections
9.2 K6 connector/voltage measurement
Depending on the type of installation, the voltage measurement connection on the 7-pin connector will differ.
Figure 19 - three phase 3P+N (4 wires)
Figure 20 - three phase 3P (3 wires)
Figure 21 - two phase 2P+N (3 wires)
Figure 22 - single phase 1P+N (2 wires)
N: terminal 20
L1: terminal 21