APC SRT72RMBPUS UPS Access Control About Silent Knight's emergency voice

About Silent Knight's emergency voice system: The 6820EVS is a fi re and emergency voice communication system conveniently integrated and housed in one panel

Since 2019

Auxiliary contacts are provided to operate a doorbell

SPDT relay output can be used for signaling/switching automatic doors and access control (3A @ 30VDC)

protections

APC SRT72RMBPUS UPS Access Control About Silent Knight's emergency voiceProduct Overview Extended run battery systems provide flexible runtime to critical Smart UPS applications. External battery packs provide healthy runtime improvements for critical business applications. Connect battery packs to your extended run Smart UPS to ensure business continuity during prolonged power outages. Main Features Hot swappable batteries Ensures clean, uninterrupted power to protected equipment while batteries are being replaced