Characteristics of explosion-proof control box and working environment requirements

1. The outer casing of the explosion-proof control box is made of steel plate welded or cast aluminum alloy or 304 stainless steel die-casting. The surface is high-voltage electrostatic spray. The whole product generally adopts a composite structure composed of an explosion-proof outer casing and an increased safety outer casing.

2, explosion-proof shell built-in components can be equipped with explosion-proof buttons, explosion-proof components, explosion-proof signal lights, explosion-proof switches and explosion-proof instruments and other explosion-proof components and AC contactors, thermal relays, thermostats and various functional modules and other common electrical components; The built-in button, control switch, instrument, etc. in the safety enclosure are all explosion-proof components.

3. The internal components of the control box are arranged according to the requirements of the user, and various functions can be realized.

4. The color of the built-in components and signal lights should be indicated by the user when selecting the model. The product varies according to the user's requirements. The electrical circuit diagram must be provided when ordering.

5, wiring, steel pipe or cable, explosion-proof hose can be

6, explosion-proof control box can be divided into vertical, hanging.

Under normal circumstances, partial forced ventilation is used to dilute explosive aliens, which is better than natural ventilation and group forced ventilation.

The results will narrow the scope of the injury scene, and will even shrink to a negligible level. It may become a category of areas that are hurt and less sexual. Even become a non-injury occasion.

The classification of the injury scene is based on the premise of ventilation and assembly work. If the ventilation assembly is faulty, the damage can be ignored.

If there is an active standby system in other settings, there is no need to tamper with the classification of the injury situation that is affirmed on the premise of ventilation and assembly. However, if the damage of the ventilation assembly cannot be ignored, the extent of the explosive mixture should be expected to be expanded without forced ventilation. At the same time, the frequency and duration of the ventilation assembly should be expected, and it should be confirmed accordingly.

If the ventilation assembly does not present a problem or if it is a problem for a long time, the injury field should be expanded due to the problem of ventilation assembly. > If there is a problem with the ventilation assembly, it is possible to adopt a method to stop the release of the flammable substance (for example: Process stop

Hazardous materials in the explosion-proof control box are limited to the ventilation state: If there is a dangerous substance in the injury situation that affects the ventilation, the range of the injury situation will be expanded, or it will become a more harmful category. When considering the effects of dangerous substances, special attention should be paid to the relative density of gas or vapour in pits and recesses.

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