Zeus Appollo Z20I1K, User Manual

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If there are more than 3 PV strings on input side, an additional fuse installing will be suggested.
An earthing photovoltaic system need to connect an Arc fault detector on DC side.
The inverter can exclude the possibility of DC residual currents to 6mA in the system, Where an external RCD is required
in addition to the built-in RCMU, type A RCD must be used to avoid tripping
。
The PV- is not grounded as default configuration.
Zeus Appollo Solar
1-3K
3-5KD
Single-MPPT Dual-MPPT series refer to Figure3.2.1-2
in after