TOMZN Din Rail 2P 3P 4P 63A 100A 125A 230V Dual Power Automatic Transfer Electrical Selector Switch Uninterrupted TOQ7

NOTED: The B Side must power on if use this PV type. because the voltage of the inverter is not stablePlease noted, PV INVERTER type have to connect Inverter for A source, Inverter and PV system as main power.The stable grid power for B source. The purpose of use is photovoltaic as the main power source, and the backup power source is the utility powerDual power switch. PC level, Switch less than 50ms, no Interrupt.Only for for PV system and Inverte to city power, not for city power and Generator to city power and Generator.