Comparative item

Traditional gas fire extinguishing system

Server-rack fire suppression unit

Protected object

Large enclosed space, such as whole room, cable interlayer, etc.

Various cabinet bodies with small volume, such as 19u cabinet and variable distribution cabinet, etc.

Construction and installation

The construction is complicated and the construction period is long ( tubelines, tubelines, storage rooms, etc. )

Unable to protect small spaces such as cabinets

It must be completed when new construction is completed, and it is difficult to reform in the later period, which is easy to cause damage.

Simple installation and short construction period

Small space of cabinet body can be protected

The installation does not cause damage when the equipment works normally.

Maintenance and operation

Special power supply is required;  Electronic components are easily affected by external environment;  The system is complex and requires professional and technical personnel to maintain.

No power supply required;  No electrical components;  The system is easy to maintain.

Safety performance

The room needs to be completely submerged, the dosage of fire extinguishing agent is large, and personnel must be evacuated when spraying.  Large dosage, easy to pollute the environment.

Only small spaces are completely submerged, the dosage of fire extinguishing agent is small, the influence of released gas on personnel is extremely small, and evacuation of personnel is not required;  The dosage is small, and the environmental pollution is small.

Fire fighting performance

The second-level early warning of the system will be delayed by 30s, the extinguishing speed will be slow.  The fire extinguishing agent is sprayed on the whole protective area, and the pertinence is not strong.

The fire detection tube and the temperature sensing glass ball are directly arranged in the cabinet body, The fire extinguishing agent is released immediately when the fire source is detected, put out the fire quickly；Point-to-point fire fighting

Cost

The dosage of fire extinguishing agent is large,high cost

The dosage of fire extinguishing agent is small,low cost