Three-phase Grid-tied Solar Inverter Electrical connection
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Fig 5.3 Measuring DC input voltage
The PV string connected to iMars series inverter must adopt the DC connector
configured especially for the inverter, do not use other connection devices without
authorization from our company, otherwise damage to the device, unstable operation
or fire may occur and our company will not undertake quality assurance or assume
any direct or joint liability thereof.
Step 2: After the DC terminal is connected, it is directly connected to the MC4 terminal of the
machine.
(1) Connect the positive and negative connectors of the PV strings that have been connected to the
corresponding positions of the inverter DC interface, and confirm the tight connection, as shown in Fig
5.4;
(2) When disassembling the DC connector from the inverter, insert the tip of a slotted screwdriver
into the raised hole in the middle of the connector, and force the movable end of the connector to
withdraw.
Fig 5.4 PV DC string connected to the inverter
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