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UL 6420 - UL STANDARD FOR SAFETY EQUIPMENT USED FOR SYSTEM ISOLATION AND RATED AS A SINGLE UNIT - FIRST EDITION Organization: UL
Date: 2012-10-19
Description: Note – Reference to System Isolation Equipment is found in Article 430.109(A)(7) of the National Electrical Code NFPA 70; in Clause 5.5.4(3), Devices for Disconnecting (Isolating) Electrical Equipment, of the Electrical Standard for Industrial Machinery, NFPA 79:2012; and in Clause 5.3.2(d) of the Standard for Safety of Machinery – Electrical Equipment of Machines – Part 1: General Requirements, IEC 60204-1.
UL 2577 OUTLINE - OUTLINE OF INVESTIGATION FOR SUSPENDED CEILING GRID LOW VOLTAGE SYSTEMS AND EQUIPMENT - ISSUE 4 Organization: UL
Date: 2012-06-22
Description: The low voltage system consists of the following components: a) An isolating type low voltage power supply with output(s) operating at 30 V (42.4 V peak) or less and not exceeding Class 2 power limits, b) A grid rail power distribution system to provide power from the Class 2 power supply to one or more pieces of Class 2 powered equipment, and c) Class 2 powered equipment that is electrically connected to the suspended ceiling grid low voltage system.
UL 1363A OUTLINE - OUTLINE OF INVESTIGATION FOR SPECIAL PURPOSE RELOCATABLE POWER TAPS - ISSUE 3 Organization: UL
Date: 2010-01-08
Description: These SPRPT do not include devices that incorporate isolating or any other types of transformers. They consist of a NEMA type attachment plug and a length of flexible cord terminated in an enclosure in which are mounted two or more receptacle outlets.
VA 27 31 00 - VOICE COMMUNICATIONS SWITCHING AND ROUTING EQUIPMENT Organization: VA
Date: 2006-10-01
Description: At a minimum, the System shall be installed according to NFPA, Section 70, National Electrical Code (NEC), Article 517 and Chapter 7; NFPA, Section 99, Health Care Facilities, Chapter 3-4; NFPA, Section 101, Life Safety Code, Chapters 7, 12, and/or 13; Joint Commission on Accreditation of Health Care Organization (JCAHCO), Manual for Health Care Facilities, all necessary Life Safety and/or Support guidelines; this specification; and the original equipment manufacturer's (OEM) suggested installation design, recommendations, and instructions.
VA 27 31 31 - VOICE COMMUNICATIONS SWITCHING AND ROUTING EQUIPMENT - EXTENSION Organization: VA
Date: 2006-10-01
Description: At a minimum, the System shall be installed according to NFPA, Section 70, National Electrical Code (NEC), Article 517 and Chapter 7; NFPA, Section 99, Health Care Facilities, Chapter 3-4; NFPA, Section 101, Life Safety Code, Chapters 7, 12, and/or 13; Joint Commission on Accreditation of Health Care Organization (JCAHCO), Manual for Health Care Facilities, all necessary Life Safety and/or Support guidelines; this specification; and the original equipment manufacturer's (OEM) suggested installation design, recommendations, and instructions.
UL - 61058-1 BULLETIN - UL STANDARD FOR SAFETY SWITCHES FOR APPLIANCES - PART 1: GENERAL REQUIREMENTS - COMMENTS DUE: JANUARY 27, 2017 Organization: UL
Date: 2017-01-13
Description: This part of IEC 61058 does not contain requirements for safety isolating switches (IEC 60050-811:1991, 811-29-17). NOTE 1 For switches used in tropical climates, additional requirements may be necessary.
ARMY - AR TM 5-690 - GROUNDING AND BONDING IN COMMAND, CONTROL, COMMUNICATIONS, COMPUTER, INTELLIGENCE, SURVEILLANCE, AND RECONNAISSANCE (C4ISR) FACILITIES Organization: ARMY
Date: 2002-02-15
Description: A Faraday cage that provides an electromagnetic and radio frequency shield enveloping the electronic equipment to be protected best describes the basic requirements of EM and TEMPEST protection. This shield isolates the protected circuits from spurious external signals and also attenuates TEMPEST emanations to levels that are too small to be intercepted or analyzed.
CSA C22.2 NO 61058-1 - SWITCHES FOR APPLIANCES - PART 1: GENERAL REQUIREMENTS - SECOND EDITION; UPDATE NO. 1: FEBRUARY 2013 Organization: CSA
Date: 2009-01-01
Description: This standard does not contain requirements for isolating switches. This standard does not apply to devices which control appliances and equipment not actuated intentionally by a person.

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