17 Design Standards Development

Design standards help ensure a consistent look for all drawing packages published by a designer or design firm. Design standards also improve quality and consistency of design projects, reduce the possibility for errors, and improve the quality of the installation in the field.

ENVIRONMENTAL ISSUES Temperature

All specified devices should be rated for the temperature in which they are operating. For outdoor applications in the north and south, these may include temperature extremes. Be sure to specify equipment that can operate at all anticipated temperature extremes, or specify placement of the equipment in a suitable enclosure or environment to keep the equipment within its specified range.

National Electrical ...

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