By order of the publisher, historical UL documents are not returnable for any reason. Once you place an order for an historical document, we cannot issue a refund, credit, or exchange of any kind.These requirements cover electric dry-bath heating equipment and other equipment rated 600 volts or less that is intended to produce a dry-heat environment to
be installed in accordance with the National Electrical Code, ANSI/NFPA 70. The relative humidity in the heated environment is in the region of 10 - 25 percent and
the purpose of the heated environment (for air temperatures, see Sections and ) is to promote perspiration in a short time by means of a relatively warm and dry
atmosphere. The completed equipment is to be provided with an automatic temperature-regulating control that may be integral with the heater or wall-mounted, with
an integral manual-reset limit control, a timer, and any other necessary associated equipment. Electric dry-bath heating equipment and other equipment intended to
produce a dry-heat environment may consist of:
- .A heater unit intended for fixed installation in a special room that is built or assembled in the field to comply to the manufacturer's size specifications;
- A combination of a heater unit and a prefabricated, factory-built room in which the assembled combination may be specified for field installation, or that may
be supplied with a power-supply cord and intended to be fastened in place or located in a dedicated space. The room may be arranged so that it can be taken
apart for shipment; or
- A combination of a heater and a cabinet that is constructed to enclose all but the user's head. The unit is provided with a power supply cord and is intended to
be fastened in place or located in a dedicated space.
These requirements do not cover steam-bath heaters, or cable-type radiant-heating equipment, nor any other electric heating equipment or appliances that are
covered in separate, individual requirements.
| Edition : | 7th |
| Published : | 01/01/2000 |
