• UL 2021

UL 2021

Fixed and Location-Dedicated Electric Room Heaters

Underwriters Laboratories, 09/30/2015

Publisher: UL

File Format: PDF

$499.00$998.00


Published:30/09/2015

Note:This product is unavailable in Ukraine, Russia, Belarus

Please note: All interim revisions for this edition available at time of your purchase will be included.

Fixed and Location-Dedicated Electric Room Heaters
UL 2021
1 Scope

1.1 These requirements cover fixed and location-dedicated electric room heating equipment rated 600 volts or less to be employed in ordinary locations in accordance with the National Electrical Code, ANSI/NFPA 70.

1.2 These requirements do not cover movable heaters, wall- or ceiling-hung heaters, baseboard heaters, duct heaters, central-heating furnaces, fan-coil units, panel- or cable-type radiant-heating equipment, electric boilers, or any other electric heating equipment or appliances that are covered in or as a part of separate, individual requirements.

More UL standard pdf

UL Subject 497

UL Subject 497

Standard for Protectors for Paired-Conductor Communications Circuits (CSDS Proposal, 6/27/2008)

$142.00 $284.31

UL Subject 1180

UL Subject 1180

Standard for Fully Inflatable Recreational Personal Flotation Devices (CSDS Proposal, 9/24/2010)

$139.00 $278.96

UL Subject 427

UL Subject 427

Standard for Refrigerating Units (CSDS Proposal, 10/5/2012)

$141.00 $282.55

UL Subject 1429

UL Subject 1429

Standard for Pullout Switches (CSDS Proposal, 6/27/2008)

$122.00 $245.59