Electrical Connection Between The Inverter And Battery Packs; Electrical Connection Between The Inverter And Smile-Bat Series - Alpha ESS SMILE5 Installation, Operation & Maintenance Manual

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Electrical Connection

6.6. Electrical Connection Between the Inverter and Battery Packs

6.6.1. Electrical Connection Between the Inverter and SMILE-Bat series

Communication cable connection:
a. Take out the battery communication cable from the battery package
b. Lead the battery communication cable through the cable gland of the COM connec-
tion cover of SMILE5-INV, don't tighten the swivel nuts of the cable glands, insert the
RJ45 plugs to the BMS communication port.
c. The battery communication ports of SMILE-Bat series are at the top right of the bat-
tery, unscrew the 6 screws of the communication panel and remove it.
d. Loosen the swivel nut of the cable gland on the battery communication panel, lead
the battery communication cable through the cable gland, insert the RJ45 plugs to the
BMS communication port of SMILE-Bat series.
e. Tighten the 6 screws of the communication panel, then tighten swivel nut of the
cable gland.
Power cable connection:
a. Take out the battery power cables from the battery package.
b. Remove the protective caps from the battery power connectors.
c. Connect the battery power cables to the SMILE5-INV and battery packs.
Please pay attention to the cable polarity, red cable is for battery positive.
For electrical connection between multiple battery packs, please follow as above steps.