div class=trans-pagebutton class=gotoPage data-page=1Page 1button div class=trans-imageimg data-url=documentpower-failure-alarm-provides-notification-when-the-mains-power-that-supplies-powerhtmlpage=1 data-page=1 class=trans-thumb lazyload alt=Page 1: · Power Failure Alarm provides notification when the mains power that supplies power to the unit has an abnormal power failure or the power cord is tripped off accidentally the loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader033fdocumentsusreader033viewer20220414205e1e95c6e893f062336e616ahtml5thumbnails1jpg width=140 height=200 divdiv