1. Shall consist of a lighting system, generator, lifting mast, and control panel;
2. The mobile chassis shall be equipped with swivel casters and fixed casters. The swivel casters shall support the movement of the lighting device on hard, flat ground with a horizontal tilt angle not exceeding 2°, and shall have braking functions. (Provide inspection report issued by a testing agency as evidence); "The mobile chassis shall be equipped with 2 fixed casters.
3. The color rendering index of the lamps shall be ≥70, and the total weight shall be ≤70kg;
4. The ingress protection rating of the lighting lamp housing shall comply with the IP65 level specified in GB/T4208-2017 "Degrees of Protection Provided by Enclosures (IP Code)";
▲5. The illuminance of the work light at 32 meters shall be ≥40lx, color temperature ≥4000K, and lifting height ≥4.5m. (A copy of the inspection or test report issued by a third-party testing agency stamped with the bidder's official seal must be provided);
6. The lifting system shall have limit functionality; after the lifting mast reaches its maximum height, the downward slide of the mast within 1 hour shall not exceed 6cm;
7. The rising time to reach the maximum height of the lifting mast shall be ≤25s. LED light sources shall be used, with no fewer than 3 lamp heads, each having a power output of ≥200W;
8. It can be powered by a generator set, with a generator power of 2kW and continuous lighting time ≥8h;
9. When powered by an external AC power source, the lighting device shall operate normally within an AC voltage fluctuation range of 185V～255V. (A copy of the inspection or test report issued by a third-party testing agency stamped with the bidder's official seal must be provided).
