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Installation
24
PV array connections
You can connect up to two PV arrays directly to the MC4 connectors on this product.
WARNING
Make sure the AC circuit breaker, PV switch and DC circuit breaker of the battery are disconnected
before starting electrical cable connections.
2
CAUTION
Before connecting PV array, make sure that the open circuit voltage of PV array is less than
800 V. Otherwise this product could be damaged.
Do not connect a ground to a PV+ or PV- connector. It may cause electric shock or the product
may permanently be damaged.
NOTE
PV modules shall have an IEC61730 Application Class A rating or equivalent.
For DC cables of PV connections, it is recommended to use the cross-sectional area of lead
wire between 2.5 mm
When you connect only one PV array to the PCS, the PV array must be connected to the PV1
(+ and -) connectors.
When you use both PV1 and PV2 connectors, use the PV1 connectors for bigger PV array.
2
2
and 6 mm
.
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