Shenzhen Growatt New Energy CO.,Ltd
17
Figure 14: Block diagram of multi-cluster system
Figure 15: Multi-cluster communication wiring
Note:
1) Refer to Figure 13 for power line wiring.
2) The power combiner box needs to be prepared by the user.
3) Please install the communication line first, then plug the unused communication port and USB port with a dust cover,
and finally install the power line.
4) We recommend installing a circuit breaker between the PCS and each cluster.. For the specifications of
the circuit breaker, we recommend using a molded case circuit breaker with a rated operating voltage
greater than 80Vdc and a rated operating current greater than 200A.
4.5.3 Remove the power cord