UL - UL: Recent submissions
Now showing items 2721-2740 of 6633
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UL 1638 BULLETIN
Abstract: These requirements cover electrically-operated visual signaling appliances, rated 300 volts or less, and intended for indoor locations, outdoor locations, or both, in accordance with the following Standards of the National ... -
UL 125 BULLETIN
Abstract: These requirements cover the following types of anhydrous ammonia and liquefied petroleum gas (LP-Gas) valves for use at temperatures within the range of minus 40°F (minus 40°C) to 130°F (55°C):
a) ... -
UL 568
Abstract: This standard specifies the requirements for nonmetallic cable trays and associated fittings designed for use in accordance with the rules of the Canadian Electrical Code (CEC) Part 1, and the National Electrical ... -
UL 1446 BULLETIN
Abstract: These requirements cover test procedures to be used in the evaluation of Class 120(E) or higher electrical insulation systems intended for connection to branch circuits rated 600 volts or less. These requirements also cover ... -
UL 796F
Abstract: These requirements apply to flexible material printed wiring board constructions (FMIC's) for use as components in flexible, flex-to-install, rigid, and multilayer rigid-flex composite applications with and without stiffener ... -
UL 634
Abstract: These requirements cover connectors and switches for use with burglar-alarm systems in mercantile premises, mercantile safes and vaults, bank safes and vaults, government and corporate locations, and residences. They are ... -
UL SUBJECT 546
Abstract: This outline describes tests for determining whether conductor termination compounds for use on splice and termination connections of aluminum, copper-clad aluminum and copper conductors where used to retard oxidation at ... -
UL 1577 BULLETIN
Abstract: These requirements cover optical isolators, also called optical couplers or photocouplers:
a) Intended to provide unidirectional signal transfer between dielectrically isolated circuits and,
b) Intended for use in ... -
UL 521 BULLETIN
Abstract: These requirements cover heat detectors for fire protective signaling systems intended to be installed in ordinary indoor and outdoor locations in accordance with the Standard for Automatic Fire Detectors, NFPA 72E. ... -
UL 62133
Abstract: This International Standard specifies requirements and tests for the safe operation of portable sealed SECONDARY CELLS and batteries (other than button) containing alkaline or other non-acid electrolyte, under INTENDED USE ... -
UL 873
Abstract: These requirements cover electrical equipment for control of air-conditioning, heating, cooking, refrigeration, and humidity, rated 600 volts or less, to be used in ordinary locations in accordance with the National ...

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