Turn on the power source of rapid shutdown controller. The rapid shutdown control system will start to work.
The status of lights is shown as below:
Firefighters can push the button to cut off all the solar modules while in the emergency.
After the emergency, users can rotate the button and the solar module will work again.
Rapid shutdown controller is powered
on and send signals to the rapid
shutdown devices in each string.The
status of lights is shown as below:
Rapid shutdown controller is powered
off or stop sending signals to the rapid
shutdown devices in each string.
www.projoy-electric.com
11
On
Power
(Red)
Off
Figure 4.10 Connecting PEFS-PL80P-21 and solar modules
Table 4.1 Light Status
4.5 Start the PVRSS system
Panel-level Rapid Shutdown（PLC）
3) Multiple control boxes can be connected in series and can be controlled by a single master control box.
Figure 4.9 Connection diagram of multiple control boxes
4) Put the warning label in the PV system as required in the section 690.56(C) of NEC (NFPA70).
