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Regulations on electric welding machine at construction site of construction project
Release time:
2018-12-06 11:35
Regulations on electric welding machine at construction site of construction project
Provisions on electric welding machine at construction site of construction project:
1, according to the construction needs, welding machine should be centralized set according to the area or standard high level, and should be numbered.
2. The welding machine arranged outdoors shall be set in a dry place and sheltered by a shed.
3, the shell of the welding machine should be reliably grounded, not more than one series grounding.
4. The thermal insulation resistance value of each coil of the electric welding machine to the shell of the electric welding machine shall not be less than 0.4 MΩ.
5. The exposed conductive part and the rotating part of the welding machine shall be equipped with safety protection cover. After the regulator of the DC welding machine is removed, the exposed hole on the casing shall be provided with a protective cover.
6. The power cord on the primary side of the electric welding machine must be well insulated and must not be dragged anywhere, and its length should not be greater than 5m.
7. The power switch of the welding machine should be set separately. The power supply of DC welding machine shall be controlled by starter.
8. The electric welding handle clamp must be well insulated.
9. Rubber insulated copper core flexible cable should be used for the secondary side lead of electric welding machine, and its length should not be greater than 30m.
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