INVT iMars MG series grid-tied solar inverters Installation
3.4.2 AC connection of single-phase inverter
OPEN
CLOSE
OPEN
CLOSE
OPEN
CLOSE
OPEN
CLOSE
L
PE
N
L
N
PE
Figure 3.9 AC connection of single-phase inverter
Connection steps of single-phase inverter:
(1) Before connecting the single-phase AC grid cable to the inverter, take lightning and short circuit
protection measures in accordance with the local electrical safety codes;
(2) As shown in Figure 3.9, connect and fasten L, N and PE conductors of the single-phase
common grid to AC terminal, and then connect the terminal to the AC port of the inverter;
(3) Fix and connect the DC output cables of PV board with the matched DC connectors, and then
connect the connectors to the DC port of the inverter.
Only qualified cables under the local electrical safety laws and regulations are
allowed to connect.
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