What are the main points of using the steel sheet pile to remove the distribution box in the deep foundation
- Distribution box should be installed in dry, ventilated and room temperature, power distribution box with rain and dust measures.
- Fixed distribution box under the end of the vertical distance from the ground is greater than 1.3 meters, less than 1.5 meters, mobile distribution box size is greater than 0.6 meters, less than 1.5 meters.
- Each power equipment spare dedicated switch box, the implementation of “one machine one gate, a box, a lock, a leakage” protection system, is strictly prohibited to use the same switch appliances direct control of two and more than two sets of electrical equipment ), And according to the provisions of the correct use of leakage switch.
- The inlet and outlet lines of the wires in the distribution box are located under the box body, and the inlet and outlet wires and the sheaths are split into bundles and the waterproof bends are made. The wire harnesses shall not be in direct contact with the box body.
- Fuse in the distribution box must meet the requirements, not dumping debris, where the scene to stop operations for more than an hour, power switch box should be power-locked.