Delta M100A 283 Operation And Installation Manual page 39

Figure 3-17: location of H4 connectors to connect array wiring (DC)
- Before DC wiring maintenance, Please make sure the AC breaker and two DC
switches that are belonging to the inverter are all in "OFF."
- Each PV string could have a high voltage in the poles. Ensure to offer the proper
safety protection for the operators during the DC wiring installation. Safety
protection has to fulfill the standard of PV system installation.
- For unused DC connectors,
please keep the cap on to prevent water
or dirt intrusion.
CAUTION !
ATTENTION
39
Installation