Com. Communication Connection - KEHUA TECH SPI-B Series User Manual

3 Installation
Figure3-22 Wiring diagram for AC wire
Step 4 After wiring, tighten the nylon cable gland and install the cover.
When multiple inverters are in parallel, it's necessary to add breaker with impact tripping function in
the AC output backend.
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3.5.4 com. Communication Connection

com. communication includes Ethernet communication, RS485 communication and DRM
communication(optional).
Step 1 Dismantle cover, as shown in Figure3-23.
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SPI-B Series (30K-60K) String PV Grid-tied Inverter
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