UK Series Portable Power Maintenance Box complies with GB/T 7251.3-2017 standard for distribution boards operated by ordinary persons (DBO).
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UK Series Portable Power Maintenance Box complies with GB/T 7251.3-2017 standard for distribution boards operated by ordinary persons (DBO). Designed for distribution networks with frequency of 50-60Hz and AC voltage up to 660V, it provides comprehensive protection against overload, short-circuit, and earth leakage faults. This versatile unit offers multiple power interfaces suitable for various electrical equipment requirements.
UK Series Portable Power Maintenance Box is widely utilized across petroleum, chemical, metallurgy, power plants, coal mines, machinery, textiles, ports, and terminals, with particularly extensive application in rail transit tunnel maintenance operations. The enclosure is manufactured through single-step injection molding using PE (polyethylene) material that combines multiple advantages including aesthetic appearance, corrosion resistance, compression strength, waterproof performance, moisture protection, slip resistance, high dielectric properties, and excellent electrical insulation. This construction ensures extended service life. Featuring a transparent operation window, the unit enables convenient and safe use without the need to open the door during operation.
UK Series Portable Power Maintenance Box is widely utilized across petroleum, chemical, metallurgy, power plants, coal mines, machinery, textiles, ports, and terminals, with particularly extensive application in rail transit tunnel maintenance operations. The enclosure is manufactured through single-step injection molding using PE (polyethylene) material that combines multiple advantages including aesthetic appearance, corrosion resistance, compression strength, waterproof performance, moisture protection, slip resistance, high dielectric properties, and excellent electrical insulation. This construction ensures extended service life.
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