【 Weak current College 】 welders fire safety practice---Power By 【 China power house network 】

1, welders certificates, you must first go through fire procedures, strict operating rules, various welding machine should require the use of voltage,
2, electric welding machines should be checked before the power cable insulation is good, welder should shelter from the rain and snow, wet, placed in a dry place.
3, welding, wire, Electrode holder and other contact should use bolts or nuts twist received firm.
4 secondary lines, welding machine and the shell must be earthed well, Earth resistance not less than 1 M Ω (Europe).
5. turn on power switch and push into place at once, and then open the electric welding machine; outage to shut off the power switch before welding; mobile welding machine downtime should be powered down.
6. welded suddenly, immediately turn off the electric welding machine; electrode head must not throw, should be placed in the specified security locations.
7, arc cutting or welding of non-ferrous metal and surface coated with oil products and other objects, the operation area of the environment should be good, people in the upper hand.
8, jobs in note check welding machine and regulator, temperature 60 ° C should be cool.
9, find fault, wire breakage, fuse repeatedly blowing repair or replacement should be shut down.
10, welding of secondary voltage shall not deviate from the 60-80V (Volt)