درباره ما
UL - UL: Recent submissions
Now showing items 1281-1300 of 6633
-
UL 60730-2-8 (ND)
Abstract: Preface
This document provides a single listing of the technical National Differences included in the UL adoption of the corresponding IEC standard. In its IEC-based standards, UL uses the notations indicated below to ... -
UL 242
Abstract: These requirements cover portable, nonmetallic containers for waste paper intended primarily for temporary, indoor storage of waste paper and other similar materials. These containers are intended to be emptied regularly ... -
UL 508 BULLETIN
Abstract: These requirements cover industrial control devices, and devices accessory thereto, for starting, stopping, regulating, controlling, or protecting electric motors. These requirements also cover industrial control devices ... -
UL 1635 BULLETIN
Abstract: These requirements cover digital alarm communicator system units for use in central-station burglar-alarm systems, proprietary burglar alarm systems, police station connect burglar-alarm systems, residential burglar-alarm ... -
UL SUBJECT 50V
Abstract: Infrared (IR) Viewports are a fixed aperture, consisting of one or more openings or a solid infrared transmitting media, surrounded by a mounting bezel or frame, that provide a means for the passage of infrared radiation. ... -
UL SUBJECT 87C
Abstract: INTRODUCTION
These requirements apply to power operated dispensing devices, rated 600 V or less, for use with Diesel Exhaust Fluid (DEF). These requirements may be used to evaluate individual components of a dispensing ... -
UL 1247 BULLETIN
Abstract: This test method covers a laboratory procedure that assists in determining the durability of a sealant and its adhesion to a substrate while continuously immersed in a liquid. This test method tests the influence of a ...Subject(s) : adhesion , liquid immersion , sealant , water immersion , -
UL 1741
Abstract: These requirements cover inverters, converters, charge controllers, and interconnection system equipment (ISE) intended for use in stand-alone (not grid-connected) or utility-interactive (grid-connected) power systems. ... -
UL 464 BULLETIN
Abstract: These requirements cover electrically and electronically operated bells, buzzers, horns, and similar audible signal appliances, rated 300 volts or less, for general or fire-protective signaling service and intended for ... -
UL 497A BULLETIN
Abstract: These requirements cover secondary protectors for use in single- or multiple-pair-type communications circuits that are intended to be installed in accordance with Article 800 of the National Electrical Code, ANSI/NFPA 70. ...