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Emergency lighting system power supply control mode
Compared with emergency lights independently controlled by self-power supply, centralized control of emergency lights with centralized power supply has the advantages of convenient centralized management, user self-inspection
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Matters needing attention when wiring fire emergency lights
It is necessary to accurately grasp the characteristics of various wiring methods, so as to avoid blind wiring, which cannot play its due role;
What is the difference between explosion-proof emergency lights and fire emergency lights
With the development of society and the progress of the times, it is difficult for ordinary products to meet the needs of society, and people pay more and more attention to personalized and functional things. T
Fire emergency power switching method
The fire-fighting electrical equipment shall be powered by the main power supply when it is normal, and shall be powered by the emergency power supply in the event of a fire;
Types of flashlights
The rechargeable flashlight is a new type of lighting tool with light-emitting diodes as the light source. It has the advantages of power saving, durability and high brightness.
Common faults of rechargeable flashlights
Judgment can use a multimeter, pointer multimeter, digital multimeter can be used, use the multimeter DC voltage file to check the voltage at both ends of the battery.
