Scheduled maintenance - Thursday, July 12 at 5:00 PM EDT
We expect this update to take about an hour. Access to this website will be unavailable during this time.
Electricity used in welding is available as:
Never connect an American triple phase power supply directly to a Canadian triple phase voltage input. You will destroy the transformer and possibly injure yourself.
Make sure that the maximum rating of the welding current matches with the welding electrode in use.
All power supplies must meet the guidelines set by CSA standard C22.1-15 Canadian Electrical Code, 23rd edition, 2015 (in Canada) or ANSI/NFPA 70 (2014) National Electrical Code (in the USA), or by your local electrical utility or other appropriate body.
The human body conducts electricity. Even low currents may cause severe health effects. Spasms, burns, muscle paralysis, or death can result depending on the amount of the current flowing through the body, the route it takes, and the duration of exposure.
|Effects of Electrical Shock|
|Effect||DC Current (mA)|
|Paralysis of Diaphragm||20-50|
|Makes hands "clamp-on"||16-20|
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Although every effort is made to ensure the accuracy, currency and completeness of the information, CCOHS does not guarantee, warrant, represent or undertake that the information provided is correct, accurate or current. CCOHS is not liable for any loss, claim, or demand arising directly or indirectly from any use or reliance upon the information.