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400-0311-527The serious harm of electrical fire accidents to people's lives With the rapid development of the economy and the significant improvement of living standards, the number of electrical equipment continues to increase and the electricity load continues to
DetailThe fire door monitoring system consists of fire door monitors, fire door electric door closers, fire door magnetic switches, input and output interfaces, etc. Due to the fact that fire doors are divided into normally closed fire doors and normally open f
Detail1. The current status of product standards for fire door monitoring systems The fire door monitoring system is a monitoring system specifically designed to monitor the working status of normally open and normally closed fire doors installed in buildings,
Detail1. The range of monitoring fire doors is not sufficient At present, many engineering projects only monitor the normally open fire doors installed in buildings, control the closure of normally open fire doors after confirming a fire, and receive feedback
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