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Welding Machine Grounding Safety. 1926351c1 A ground return cable shall have a safe current carrying capacity equal to or exceeding the specified maximum output capacity of the arc welding or cutting unit which it services. Increased electrical contact with the ground increases the risk of shock.
Nasd Arc Welding Safety from nasdonline.org
Grounded effectivelyIntentionally connected to earth through a ground connection of sufficiently low resistance and with adequate current-carrying capacity to prevent the buildup of voltage. How do we ground the welding circuit. Doc OHS 18351 Welding Safety ProceduresRev Date 09302014 Printed copies of this document are uncontrolled.
Connection of the welding machine frame to the earth for safety.
According to ANSI Z491 Safety in Welding Cutting and Allied Processes the workpiece or the metal table that the workpiece rests upon must be grounded. Figure 2 The welding circuit flowing through the welding machine work lead and welding arc is isolated from ground in the welding machine. The Safety Rules When Using Any Welding Machine By James In Tips Tricks 2 Comments. 1926351c1 A ground return cable shall have a safe current carrying capacity equal to or exceeding the specified maximum output capacity of the arc welding or cutting unit which it services.
