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These requirements cover retrofit energy monitoring equipment, including submeters; and associated equipment, including open-type current transformers. This equipment is intended for field installation within distribution and...

These requirements cover electric operators for doors, draperies, gates, louvers, windows, exterior awnings and other opening and closing appliances rated 600 V or less to be employed in ordinary locations in accordance with...

This covers specific, defined abnormal conditions and fault tolerance related to anticipated firefighter operations that exceed the criteria of existing safety standards. Evaluation of equipment and systems for providing a...

These requirements cover the electrical safety of electric utility (revenue) meters rated up to 600 V, which measure, monitor, record, transmit, or receive electrical energy generation or consumption information. Meters...

This standard covers rubber gasketed fittings intended for assembling sections of pipe in fire protection systems, for example, couplings to attach pipe sections end to end, and side outlets to attach pipe sections at right...

UL proposes an amendment to ANSI/CAN/UL/ULC 1254.

Currently, the controls and indicator section does not specifically indicate the applicable standards and associated conditions of use for the types of heat detectors. The proposal is to include reference to the applicable...

The standard does not currently provide requirements to address extinguishing system units intended to protect volumes less than 100 m 3 . This proposal allows for the design quantity of extinguishing agent to be the same for...

These requirements cover centrifugal fire pumps intended for use in water-supply systems for fire-protection service. The pumps covered by these requirements are intended for installation and use in accordance with the...

These requirements cover short-term test procedures to be used for the evaluation of battery cell separators for use in lithium ion cells. These separators are intended to provide electrical insulation between the lithiumion...

These requirements cover the performance during fire tests of pre-engineered fire extinguishing system units intended for the protection of commercial cooking equipment for restaurants, cafeterias and other similar venues...

1.1 The test methodology in this standard evaluates the fire characteristics of a battery energy storage system that undergoes thermal runaway. 1.2 The data generated will be used to determine the fire and explosion...