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Specification for installation of explosion-proof lamp

Datetime: 2022-11-04 15:20:25

 

1. Before installation, check whether the lamps and their accessories are complete and free from mechanical damage, deformation, paint peeling, lamp shade cracking and other defects.

2. According to the installation site and purpose of lamps, the minimum section of wire core leading to each lamp shall comply with the provisions of relevant regulations and specifications.

3. In dangerous and special dangerous places, when the height of lamps is less than 2.4 meters from the ground, lighting lamps with rated voltage of 36 V and below shall be used or protective measures shall be taken. Lamps shall not be directly installed on combustible objects; When the high temperature part of the lamp surface is close to combustibles, thermal insulation and heat dissipation measures shall be taken. Lamps shall not be installed directly above high-voltage and low-voltage power distribution equipment and buses in the substation. For lamps installed outdoors, the height from the ground should not be less than 3m; When installed on the wall, the height from the ground shall not be less than 2.5 meters.

4. When installing electrical lighting devices in masonry structures, embedded hooks, bolts, screws, expansion bolts, nylon plugs or plastic plugs shall be used for fixing; Wooden wedges are strictly prohibited. When there is no provision in the design, the bearing capacity of the above fasteners shall match the weight of the electrical lighting device.

5. Installation requirements for explosion-proof lamps

When the steel pipe is used as the suspender of the lamp, the inner diameter of the steel pipe shall not be less than 10mm; The thickness of steel pipe wall shall not be less than 1.5mm.

The lamp line of the pendant chain lamp shall not be under tension, and the lamp line shall be braided with the pendant chain.

The two ends of the flexible cord of the flexible cord pendant lamp shall be provided with protective buckles; Cores at both ends shall be tinned.

For lamps installed in rows in the same room or place, the deviation of center line shall not be greater than 5mm.

Fluorescent lamp, high-pressure mercury lamp and their accessories shall be used together, and the installation position shall be convenient for inspection and maintenance.

Fixing of lamps shall be firm and reliable. At least 2 screws or bolts shall be used for fixing each lamp; When the diameter of the insulating stand is 75 mm or less, it can be fixed with 1 screw or bolt.

Technical Support: Magic Lamp