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The scope of UL 793 covers automatically operated roof vents for smoke and heat that fall into two general categories: mechanically-opened and gravity-opened. Mechanically-opened vents consist primarily of a body frame, one...

This Standard covers flexible sprinkler hose with fittings intended for direct connection to fire sprinklers in installations requiring a flexible attachment to the sprinkler system piping such as clean rooms, suspended...

This Standard covers the electrical safety of electricity meters rated up to 600 VAC, which measure, monitor, record, transmit, or receive electrical energy generation or consumption information.Meters covered by this...

These requirements cover the fire safety aspects of industrial trucks with internal-combustion engines, such as tractors, platform-lift trucks, fork-lift trucks, and other specialized vehicles for industrial use. These...

Note: As requested by the responsible SDO, this NOI being reissued as the standard was in the initial stages of development for more than 12 months. An additional comment period of November 26, 2024 to December 17, 2024...

201.1.1 * Scope Replacement: This document applies to the basic safety and essential performance of a high-frequency ventilator (HFV) in combination with its accessories, hereafter referred to as ME equipment: intended for...

1 General Replace this clause of the RD with the following: 1.1.1 Equipment covered by this Standard This Standard applies to UNINTERRUPTIBLE POWER SYSTEMS (UPS). The primary function of the UPS for this Standard is to ensure...

Note: The standard development activity of this Notice of Intent (originally published on June 4, 2024) was updated by the responsible SDO on September 4, 2024. 1.1 This Standard applies to Class A, single- and three-phase...

This part of IEC 60320 is applicable to two-pole appliance couplers for a.c. only, with or without earthing contact, with a rated voltage not exceeding 250 V and a rated current not exceeding 16 A, for household and similar...

This clause of Part 1 is replaced by the following. This International Standard deals with the safety of electric range hoods and other cooking fume extractors intended for installing above, beside, behind or under household...

This part of IEC 60745 deals with the safety of hand-held motor-operated or magnetically driven electric tools, the rated voltage of the tools being not more than 250 V for single-phase a.c. or d.c. tools, and 440 V for three...

This part of IEC 60745 deals with the safety of hand-held motor-operated or magnetically driven electric tools, the rated voltage of the tools being not more than 250 V for single-phase a.c. or d.c. tools, and 440 V for three...