
SECTION 3 − DEFINITIONS
3-1.  Symbols And Definitions
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 | A | Amperage | 
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 | V | Voltage | Hz | Hertz | 
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 | Negative | ||||||||
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 | Direct Current | 
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 | Single Phase | 
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 | Input | 
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 | Output | 
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 | Voltage Input | 
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 | Off | 
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 | On | 
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 | Do Not Switch | 
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 | Gas Metal Arc | 
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 | Wire Feed | 
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 | Circuit Protector | 
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 | While Welding | 
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 | Welding (GMAW) | 
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| U0 | Rated No Load | U1 | Primary Voltage | U2 | Conventional Load | 
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 | Line Connection | |||||||||||
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 | Voltage (Average) | 
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 | Voltage | 
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| I1max | Rated Maximum | I2 | Rated Welding | X | 
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 | Single Phase | |||||||||||
| Supply Current | Current | Duty Cycle | 
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 | Transformer- | ||||||||||||||
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 | Rectifier | ||||||||||||||||
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 | Increase | 
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 | Percent | 
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 | Protective Earth | 
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 | (Ground) | 
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 | Suitable For | 
 | I1 | 
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 | Welding In An | 
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| 
 | S | 
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 | Rated Supply | I1eff | Maximum Effective | 
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 | Environment With | 
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 | Current | Supply Current | 
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 | Increased Risk Of | 
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 | Electric Shock | 
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