The hanging explosion-proof power maintenance box is suitable for explosive hazardous environments such as petroleum refining, storage, chemical, pharmaceutical, textile, printing and dyeing, and military facilities. It is a composite type, with explosion-proof structure for the switch box and increased safety structure for the busbar box and outlet box.
With the rapid development of industries such as petroleum, chemical, and mining, explosion-proof distribution boxes are becoming more and more widely used in production, storage, and rescue, with an increasing variety. How to prevent accidental explosions of explosion-proof distribution boxes in explosive gas hazardous areas has become a very important issue. Due to the inevitable generation of electrical sparks during the operation of explosion-proof distribution boxes, once they come into contact with explosive gas mixtures at production or rescue sites, it can lead to explosion accidents, directly endangering national property and the safety of citizens' lives. Therefore, as a widely used lighting fixture, its explosion-proof technology has long attracted widespread attention and high importance.
Hanging explosion-proof power maintenance boxScope of Application
1. Suitable for Zone 1 and Zone 2 explosive gas environments;
2. Suitable for Zone 21 and Zone 22 environments with combustible dust;
3. Suitable for explosive gas environments of IIA, IIB, and IIC levels;
4. Suitable for environments with temperature groups T1~T6/T4;
5. Suitable for explosive hazardous environments such as petroleum extraction, storage, chemical, pharmaceutical, textile, printing and dyeing, and military facilities;
6. Used for the on/off of power branches;
7. Product brands with internal components can be selected according to customer requirements.
Hanging explosion-proof power maintenance boxProduct Features
l、 For the composite type, the switch box adopts an explosion-proof structure, and the busbar box and outlet box adopt an increased safety structure
2. Aluminum alloy shell, equipped with high breaking miniature circuit breaker or residual current circuit breaker inside
3. Equipped with overload and short circuit protection function, and added with leakage protection and other functions according to customer requirements
4. Adopting a modular structure, various circuits can be freely selected and combined
5. Special requirements can be customized
6. Both steel pipes and cables can be used for wiring
7. Meets the requirements of GB3836-2000 and IEC60079 standards.
Technical Specifications
Execution standards: GB3836.1-2000, GB3836.2-2000, GB3836.3-2000, IEC60079
Explosion proof mark: Exced Ⅱ CT6 * Exced Ⅱ BT6
Rated voltage: AC380/220V/50Hz
Rated current of main circuit: 60A-250A
Protection level: indoor, outdoor (IP54, IP65)
Anti corrosion grade: WF1