Safety distance and installation control requirements for electrical construction knowledge of split meter ready board box

The manufacturer of electric meter box selects the following electrical construction knowledge of split meter ready board box: safety distance and installation control requirements; For your reference.

Safety distance: the distance between split meter ready board box and heating pipe shall not be less than 300mm; Not less than 200mm from the water supply and drainage pipe; Not less than 300mm from the gas pipe and meter.

Opening of split meter ready board box: A hole opener must be used. It is strictly forbidden to use direct cutting or welding to open holes. It is required that one pipe has one hole, and it is not allowed to directly open rectangular holes or through holes. The opening should match the diameter of the line pipe, and the cut should be uniform. The line pipes shall be arranged uniformly at the place where they enter the split meter ready board box. The line pipes entering the box (box) must be equipped with matching lock nuts.

The line pipes in and out of the split meter ready board box shall be arranged reasonably with reasonable spacing. If the pipes affect the structural strength, they must be poured with fine stone concrete.

The wiring in the box is uniform, the circuit number is complete, the identification is accurate, the wire connection is tight, and the switch action is naive. It is required that all outgoing switches must be labeled to indicate the purpose.