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5.2 AC Grid Connection: 3-Phase+PE or 3-Phase+N+PE
WARNING! Death and serious injuries may occur.
Before AC wiring, please ensure AC breaker is switched off.
5.2.1 Required Protective Devices and Cable Cross-sections
Please use proper upstream circuit breaker to protect the inverter.
Table 5-1 Recommended upstream protection
Please use proper wire to connect correct poles. User can refer to the following
table to select the appropriate wire.
Table 5-2 Wire size of AC input
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