European-style cable junction box is a cable-based engineering equipment widely used in the power distribution network system in recent years. Its main characteristics are two-way door opening, the use of through-wall bushing as the connection bus bar, and it has significant advantages such as small length, cable arrangement Puchu, and three-core cable does not need large span crossing. The cable connectors adopted comply with DIN47636 standard. The bolted connection cable connector with rated current of 630A is often used. Fully insulated and sealed to ensure personal safety; Outdoor type, dustproof, moisture-proof, flood resistant, corrosion resistant, and strong environmental adaptability; Small size, compact structure, beautiful appearance, simple installation and maintenance-free;