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What is the firefighter telephone extension?

시간 : 2021-06-28

What is the firefighter telephone 신장?

The fire telephone extension is an important part of the automatic fire alarm telephone system. Fire telephone extensions can be divided into bus-type fire telephone extensions and two-line telephone extensions according to the line type. Through the fire telephone extension, the manual confirmation of the fire can be quickly realized, and the situation of the fire scene can be grasped in time, which is convenient for commanding the fire fighting work. The fire telephone extension adopts a dedicated telephone chip, which is reliable in operation, clear through the telephone, and convenient and flexible to use.

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Fire telephone extensions can be divided into fixed type and portable type due to the installation of telephone extensions. Fixed telephone extensions are installed on the wall. Depending on the system, whether it needs to be equipped with a telephone module, the Gulf telephone module can only receive one fixed type. Telephone extension; the portable fire-fighting telephone extension is the staff of the entire working environment. For example, the inspector of a building wears it on the body. When a fire is discovered, it is through the telephone jack on the manual fire alarm button or in the fire telephone system The telephone jack of itself communicates with the fire telephone host in the fire control room. Fire telephone extensions can be divided into bus-type fire telephone extensions and two-line telephone extensions according to the line type.

Through the fire telephone extension, the manual confirmation of the fire can be quickly realized, and the situation of the fire scene can be grasped in time, which is convenient for commanding the fire fighting work. The fire telephone extension adopts a dedicated telephone chip, which is reliable in operation, clear through the telephone, and convenient and flexible to use.


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