SAJ H2 - Install an External Rapid Shutdown Switch

H2 series
50
5.9. Install an external rapid shutdown switch
About this task
According to local safety regulations, an external rapid shutdown switch is required in case of
emergency. After the switch is turned off, the system stops working immediately.
Procedure
Connect the wires of the external rapid shutdown switch to pins 11 and 12 on the CN89 terminal in
the junction box of the inverter.
1 3 5 7 9 11
2 4 6 8 1012
1 3 5 7 9 11
2 4 6 8 1012
Figure 5.21. Connection of the external rapid shutdown switch