1, lighting facilities selection
1, the quality of lighting appliances and equipment shall conform to the current national mandatory standards, and aging or damaged insulation appliances and equipment shall not be used.
2. The light source with high light efficiency and long service life should be used for on-site lighting. For places requiring large-area lighting, high-pressure mercury lamp, high-pressure sodium lamp or tungsten halogen lamp should be used for light mixing.
2, lighting facilities safety technical requirements
1, the lighting circuit on site must use soft rubber sheath line and be protected by leakage protector.
2. The phase line of the lighting lamp shall be controlled by the switch, and the phase line shall not be directly introduced.
3, just one brake system must be implemented, it is strictly prohibited to directly control two or more electrical equipment with the same switch.
4, overhead lines must use insulated copper wire or insulated aluminum wire.
5, mobile iodine tungsten lamp metal bracket should be reliable grounding, lamps and lanterns from the ground height shall not be less than 2.5m m. ..
6. The mounting bracket of high-voltage dysprosium lamp should be solid and reliable, and rainproof measures should be taken.
Safety requirements
1. Before construction, electrical professionals should make targeted temporary electricity utilization plans according to the actual working conditions on site, and make clear the layout of electrical equipment, the distribution of electricity load, the setting of cables and the lighting layout of key parts, and make temporary electricity utilization plans.
2. In workplaces, material yards, roads, warehouses, offices, canteens and dormitories that need lighting, general lighting, local lighting or mixed lighting should be provided. In the workplace, local lighting should not be provided only. The lighting of the construction site at night should meet the needs of the construction technology and meet the design requirements of the temporary electricity utilization scheme.
3. When working at night, there should be enough lighting facilities in the operation area and the cab, and the lamps should be complete and in good condition.