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PV+ESS+Charger Solution
User Manual
Figure 3-6 Connecting charger L1 to the phase wire with the minimum load
3.2 Single-Phase System
In the single-phase system wiring diagram, both FE and RS485 meters are
connected as an example.
Issue 02 (2023-01-13)
NO TE
● You are advised to install a fuse on the voltage input side of the meter.
● Note*: A residual current circuit breaker with overcurrent protection (RCBO) needs to be
installed at the upstream of the charger. The recommended specifications are as follows:
4P/40 A (50 A when the ambient temperature is greater than 45°C), Type A or B,
complying with local laws and regulations.
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3 Solution Wiring
38
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