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Notice of Intent
Pre-Engineered Dry and Wet Chemical Extinguishing...
UL proposes an amendment to ANSI/CAN/UL/ULC 1254.
Notice of Intent
Pre-Engineered Dry and Wet Chemical Extinguishing...
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...
Notice of Intent
Standard for Fixed Condensed Aerosol Extinguishing...
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...
Notice of Intent
Standard for Safety for Centrifugal Stationary...
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...
Notice of Intent
Portable Power Packs
The following changes to ANSI/CAN/UL 2743 are being proposed: 1) Revise the Exception to 11.2.1.2 for power packs used in a repair facility 2) Proposal to accept grounded receptacle in 12.3 for device power source having no...
Notice of Intent
Inert Gas Clean Agent Extinguishing System Units
The standard is restrictive in minimum storage temperature points. The addition of higher minimum storage temperatures will allow additional system design options, features and new technologies in certain applications. During...
Notice of Intent
Halocarbon Clean Agent Extinguishing System Units
The standard is restrictive in minimum storage temperature points. The addition of higher minimum storage temperatures will allow additional system design options, features and new technologies in certain applications. During...
Notice of Intent
Battery Cell Separators
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...
Notice of Intent
Fire Testing of Fire Extinguishing Systems for...
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...
Notice of Intent
Standard for Test Method for Evaluating Thermal...
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...
Notice of Intent
The Standard for Safety for Polyvinyl Chloride...
Please note the scope was updated as requested by the responsible SDO on March 12, 2019. 1 Scope 1.1 In the US, this standard covers the following: (a) Thermoplastic and rubber tapes for use as electrical insulation at not...
Notice of Intent
Standard for Thermoplastic Sprinkler Pipe and...
1.1 These requirements cover thermoplastic pipe and fittings for use in wet pipe sprinkler systems for fire protection service. 1.2 Thermoplastic pipe and fittings covered by these requirements are intended for use in...