Basic requirements for the layout of Switching equipment in distribution rooms

2025-10-23 11:47:46

The final equipment of power distribution systems such as Switching equipment metering cabinets. distribution box are suitable for construction sites and temporary outdoor electricity use, and should meet the requirements of "three-level distribution, two-level leakage protection, one machine, one switch, one leakage, one box" distribution and protection.

1. The width of the operating channel on the front of the Distribution switch control equipment shall not be less than 1.5m for single row or double row back-to-back arrangement, and not less than 2m for double row face-to-face arrangement;

2. The width of maintenance channels behind Switching equipment should be no less than 0.8m for single row or double row face-to-face arrangements, and no less than 1.5m for double row back-to-back arrangements. In some locations where there are protruding building structures, the width of these channels can be reduced by 0.2m;

3. The width of the maintenance channel on the side of the Switching equipment shall not be less than 1m;

The distance between the roof of the distribution room and the ground shall not be less than 3m.