SAJ H2 - Assemble the AC-Side Electrical Connection

H2 series
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5.4. Assemble the AC-side electrical connection
About this task
For safety operation and regulation compliance, it is required to install a circuit breaker between the grid
and the inverter.
Figure 5.5. AC grid
Choose the breaker and cables according to the following table.
Note: If the inverter is installed far away from the grid connection point, select a larger cable size to ensure
that the voltage drop from the grid connection point to the inverter is within 2% of the grid voltage.
Inverter Model
AC Breaker
Cables Size
H2-5K-LS3-US
45 A
10 AWG
H2-7.6K-LS3-US
70 A
8 AWG
H2-9.6K-LS4-US
85 A
6 AWG
H2-12K-LS4-US
100 A
6 AWG
Table 5.1. Recommended cables and AC breakers