Xiamen E-Star Energy Co., Ltd. products

HERF series module level quick shutdown have automatic power-off and re-closing functions. When the mains power outage or emergency stop activated, this control box is the control center of the module level quick shutdown device. When the mains is normal and there is no emergency stop demand, the module level rapid shutdown PLC control box will send close instructions to the quick shutdown actuator through the photovoltaic power line to connect each PV panel; When the mains power is off or the emergency stop activated, the PLC control box of the module level rapid shutdown will send disconnect instructions to the rapid shutdown actuator through the photovoltaic power line to disconnect each PV panel.