VIKING PF-6A Power Fail Switch or Ground to

VIKING PF-6A Power Fail Switch or Ground to Viking power fail bypass system Makes it possible to receive calls during phone system and power outages Connects 6 pre-assigned single line station phones directly to user-assigned CO trunks Built in ground start converter permits outbound calls from standard phones When system is restored, calls in progress are not lost Reconnects phones to their station circuits after they become idle Can be configured to operate when power is lost or from an opening/closing of an alarm contact or manual closure Can be used to convert six incom