1, the layout of power distribution equipment in the low-voltage distribution room of substation shall conform to the national standard "Code for Design of Substations Up to 10kV" (GB.50053-94).
2. The location of the power distribution room should be close to the power load center, set in a place with less dust, less corrosive medium, dryness and slight vibration, and leave appropriate development space.
3, the layout of power distribution equipment must follow the principles of safety, reliability, applicability and economy, and should be convenient for installation, operation, handling, maintenance, testing and monitoring.
4. There should be no other pipes passing through the distribution room except the pipes needed in this room. There should be no valves and intermediate joints on indoor pipelines; The connection between water vapor pipeline and radiator should be welded. Pipes should not be laid above the switchboard.
5. The bottom of the floor-standing distribution box should be raised, indoor should be more than 50mm above the ground, and outdoor should be more than 200mm above the ground. Sealing measures should be taken around the base to prevent mice, snakes and other small animals from entering the box.
6. For two parallel buses in the same distribution room, when any bus has a load, fire partition measures should be set in the bus section.
7. When the high-voltage and low-voltage power distribution equipment is located in the same room, and there is an exposed bus at the top of one side of the cabinet, the clear distance should not be less than 2m.
8. When the length of power distribution panels arranged in rows exceeds 6m, the channels behind the screens should have two outlets, which are respectively arranged at both ends of the channels. When the distance between two exits exceeds 15m, the exits should be increased.
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