ETC EBDK Emergency Bypass Detection Kit

This emergency bypass detection kit is a UL 924 Listed device that senses three-phase or single-phase normal power and an optional fire alarm contact.When a loss of power or fire alarm is triggered, the EBDK activates the emergency lighting control operation of up to three of your connected UL 924 listed products. It automatically returns to normal lighting operation when it leaves its emergency state or it can be used with optional manual return stations.