Electric welding uses the heat from an electric current to melt and assemble the parts of the metal together.
The outer body of the welding machine must be connected to the ground
Earthing
This is done by connecting the ground forceps to the welding table or to the metal to be welded.
• Appropriate personal protective equipment is used, in particular eye protectors with lenses with special filters, according to the electrode diameter.
When connecting a welding machine, the following requirements must be taken into consideration:
1- Connecting the outer body of the machine to the ground.
2- Connecting a circuit breaker switch near the welding machine for use in emergency situations.
3- The presence of a circuit breaker fuse
(Fuse) or circuit breaker
(Circuit Breaker.