NEMA EW 4-2009
- Graphic Symbols for Arc-Welding and Cutting Apparatus
- standard by National Electrical Manufacturers Association, 03/03
- Category: NEMA
$172.00
$86.00
Establishes graphic symbols for arc-welding and cutting apparatus that identify controls, indicators, connection points, junctions and processes. Usage examples are also provided. Online access to artwork from Table 1 is forthcoming.
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