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Detailed explanation of fire equipment power monitoring system
Fire-fighting equipment power monitoring systems are essential components in modern fire safety infrastructure. Designed according to the national standard "Fire Equipment Power Monitoring System," these systems are engineered to continuously monitor the power supply status of critical fire protection devices. They consist of various elements such as power status monitors, power buses, communication buses, current and voltage sensors, and intermediate modules. These components work together to detect real-time power conditions, identifying issues like over-voltage, under-voltage, over-current, open circuits, short circuits, and missing power.
The primary function of a fire-fighting equipment power monitoring system is to ensure the reliability, real-time performance, and intelligent management of fire protection systems. By providing centralized monitoring and displaying power conditions instantly, it prevents situations where fire equipment might fail due to power issues during emergencies. This significantly enhances the overall reliability of fire linkage systems and ensures that critical safety systems remain operational when needed most.
In today's rapidly growing urban environments, with an increasing number of large buildings, public spaces, and high-rise structures, the importance of these systems cannot be overstated. Fire control centers manage multiple life-saving systems, including automatic alarms, sprinklers, emergency lighting, and more. The effectiveness of these systems depends entirely on the stability of their power supplies. If the power fails or becomes unstable, even the most advanced fire protection equipment may become ineffective.
These systems are widely used in various settings, including shopping malls, stadiums, hospitals, schools, office buildings, hotels, and transportation hubs such as subways, train stations, and tunnels. Their application spans across both commercial and public sectors, ensuring comprehensive fire safety coverage.
The system complies with several key standards, including GB28184-2011 "Fire Equipment Power Supply Monitoring System," which outlines the basic functions required for such systems. Additionally, GB50116-2008 "Design Specifications for Fire Automatic Alarm Systems" now includes regulations related to fire equipment power monitoring. Other guidelines, such as the Design Atlas by the China Building Standard Design and Research Institute and GB25506-2010 "General Technical Requirements for Fire Control Room," further emphasize the need for reliable power monitoring in fire control rooms.
A typical fire equipment power monitoring system consists of a central host, repeaters, monitoring modules, and transmission cables. The host can manage up to 1024 modules, with each loop supporting up to 64 modules. When the distance between the host and the on-site modules exceeds 500 meters, repeaters are used to extend the communication range. Each repeater can support 64 modules, ensuring signal integrity and power delivery over long distances.
Monitoring modules are crucial for collecting data from fire equipment power sources. There are three main types: M1 modules for voltage and current monitoring, M2 modules for residual current detection, and M3 modules that combine both functions. These modular units are designed for easy installation and maintenance, often using rail mounting for field applications. Their flexible design allows for tailored monitoring solutions based on the specific needs of different fire protection systems.