9
457mm
229mm
117mm
105mm
400mm
Figure 3.4-1
Figure 3.4-2
Figure 3.4-3
Figure 3.4-4
a
b
detail a
detail b
4. Electrical Connection
4.1 AC Output Connection
Before connecting to the grid and the load, please install a separate AC breaker
（
250VAC/30A
）
between the inverter and the grid. This will ensure that the
inverter can be securely disconnected during maintenance.
It's very important for system safety and efficient operation to use the appropriate
cable for the AC connection. To reduce the risk of injury, please use the suitable
recommended cable size.
Refer to Figure 4.1-1.