PDF Standards UL 705

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This New Edition of ANSI/UL 705 is being issued to include a Marking Height Requirement, Class E, F, and H Insulation Systems, and Plastic Requirements.

These requirements cover power ventilators of the roof- and wall-mounted types and duct fans of the straight-through type intended for commercial or industrial useand for connection to permanently installed wiring systems in accordance with the National Electrical Code, NFPA 70.

These requirements do not cover the following:

–a) Ventilating equipment such as attic, hood, or canopy fans or blowers;

–b) Air-moving equipment with integral air-tempering means;

–c) Ventilators rated more than 600 volts;

–d) Ventilators employing universal motors rated more than 250 volts;

–e) Air heaters equipped with fans;

–f) Draft fans for furnaces;

–g) Heating-ventilating units;

–h) Blowers employed as components in equipment such as furnaces, mechanical-refrigeration equipment, or air conditioners;

Product Details

Edition:

7

Published:

07/19/2017

Note:

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