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ISA RP12.13.02 - RECOMMENDED PRACTICE FOR THE INSTALLATION, OPERATION, AND MAINTENANCE OF COMBUSTIBLE GAS DETECTION INSTRUMENTS Organization: ISA
Date: 2003-01-01
Description: NOTE — When in classified areas, the apparatus should be so installed and used that it is not capable of itself igniting a flammable gas-air mixture. It should therefore comply with the requirements of ANSI/NFPA 70, Articles 500-505.
ISA TR12.06.01 - ELECTRICAL EQUIPMENT IN A CLASS I, DIVISION 2/ZONE 2 HAZARDOUS LOCATION Organization: ISA
Date: 1999-01-01
Description: Introduction When electrical equipment is used in locations in which fire or explosion hazards may exist due to flammable gases or vapors, flammable liquids, combustible dust, or ignitible fibers or flyings, the National Electrical Code (NEC), ANSI/NFPA 70 requires special precautions to be taken in equipment construction and installation to minimize risks of fire and explosions.
ISA 60079-15 - EXPLOSIVE ATMOSPHERES – PART 15: EQUIPMENT PROTECTION BY TYPE OF PROTECTION "N" - EDITION 4; 12.12.02 Organization: ISA
Date: 2013-02-15
Description: This standard is applicable to non-sparking electrical equipment and also to electrical equipment with parts or circuits producing arcs or sparks or having hot surfaces which, if not protected in one of the ways specified in this standard, could be capabl e of igniting a surrounding explosive gas atmosphere. This standard describes several different methods by which this can be achieved which may be combined with other methods described in ANSI/ISA60079-0.
ISA TR12.12.04 - ELECTRICAL EQUIPMENT IN A CLASS I, DIVISION 2/ZONE 2 HAZARDOUS LOCATION Organization: ISA
Date: 2011-06-20
Description: Introduction When electrical equipment is used in locations in which fire or explosion hazards may exist due to flammable gases or vapours, flammable liquids, combustible dust, or ignitable fibers or flyings, the National Electrical Code® (NEC®), ANSI/NFPA 70 requires special precautions to be taken in equipment construction and installation to minimize risks of fire and explosions.
ISA TR12.21.01 - USE OF FIBER OPTIC SYSTEMS IN CLASS I HAZARDOUS (CLASSIFIED) LOCATIONS Organization: ISA
Date: 2004-08-15
Description: Limiting levels prescribed in this document apply only to the minimum levels of optical power, optical power density, and optical energy needed to ignite explosive gas atmospheres. In apparatus where optical energy is transduced to electrical energy, the limiting values for the electrical energy must be determined from relevant standards for electrical apparatus (e.g.
CGA/GAS - CGA SB-4 - HANDLING ACETYLENE CYLINDERS IN FIRES - SIXTH EDITION Organization: CGA/GAS
Date: 2012-01-01
Description: If acetylene leaking from a cylinder should ignite, do not panic. Take precautions as outlined in this bulletin, evacuate the area, and call the fire department.
ISA 12.12.02 - ELECTRICAL APPARATUS FOR USE IN CLASS 1, ZONE 2 HAZARDOUS (CLASSIFIED) LOCATIONS - TYPE OF PROTECTION "N" Organization: ISA
Date: 2003-01-01
Description: This report specifies requirements for the construction, assessment and testing of electrical apparatus with type of protection "n" which, when operating normally within its rated duty, is unlikely to be capable of igniting a surrounding explosive gas atmosphere. This report specifies the features of apparatus which shall be assessed to achieve a satisfactory level of safety for electrical apparatus for use in Zone 2.
ISA 12.02.04 - FIELDBUS INTRINSICALLY SAFE CONCEPT (FISCO) AND FIELDBUS NON-INCENDIVE CONCEPT (FNICO) Organization: ISA
Date: 2006-01-01
Description: This report specifies requirements for the construction, assessment and testing of electrical apparatus with type of protection "n" which, when operating normally within its rated duty, is unlikely to be capable of igniting a surrounding explosive gas atmosphere. This report specifies the features of apparatus which shall be assessed to achieve a satisfactory level of safety for electrical apparatus for use in Zone 2.
UL - 121201 BULLETIN - UL STANDARD FOR SAFETY NONINCENDIVE ELECTRICAL EQUIPMENT FOR USE IN CLASS I AND II, DIVISION 2 AND CLASS III, DIVISIONS 1 AND 2 HAZARDOUS (CLASSIFIED) LOCATIONS - COMMENTS DUE: JANUARY 9, 2017 Organization: UL
Date: 2016-12-09
Description: In addition, it is the intent of this document to establish uniformity in test methods for determining the suitability of the equipment and associated circuits and components as they relate to potential ignition of a specific flammable gas or vapour-in-air mixture, combustible dust, easily ignitible fibers, or flyings.  
FMAPPROVAL 3640 - LAND MOBILE RADIOS FOR USE IN CLASS I, DIVISION 1 HAZARDOURS (CLASSIFIED) LOCATIONS Organization: FM
Date: 2013-06-01
Description: NOTE 2: This LMR equipment is intended for use in Class I, Division 1, locations where ignitable mixtures of flammable gases or vapors are present frequently during normal operations.
API RP 2207 - PREPARING TANK BOTTOMS FOR HOT WORK - SIXTH EDITION Organization: API
Date: 2007-12-01
Description: Work practices of concern for working on tank bottoms, include but are not limited to: confined space entry, lockout/tagout, atmospheric testing, ventilation, and requirements for use of PPE. ANSI/API 2015 and ANSI/API 2016 provide guidance for tank entry consistent with OSHA regulations noted in the Section 2 References.
ISA 12.01.01 - DEFINITIONS AND INFORMATION PERTAINING TO ELECTRICAL EQUIPMENT IN HAZARDOUS (CLASSIFIED) LOCATIONS Organization: ISA
Date: 2013-05-29
Description: This document provides general guidance for safe design, installation, and maintenance of electrical equipment in hazardous (classified) locations using appropriate means to prevent ignition of flammable gases and vapors, flammable liquids, combustible dusts, or ignitable fibers or flyings. This document covers only locations made hazardous, or potentially hazardous, due to the presence of flammable gases or vapors, flammable liquids, combustible dusts, or ignitable fibers or flyings.
ISA 60079-29-2 - EXPLOSIVE ATMOSPHERES – PART 29-2: GAS DETECTORS – SELECTION, INSTALLATION, USE AND MAINTENANCE OF DETECTORS FOR FLAMMABLE GASES AND OXYGEN - 12.13.02 Organization: ISA
Date: 2012-06-27
Description: NOTE When in explosive gas atmosphereareas, the apparatus should be so installed and used such that it is not capable of itself igniting a combustible gas-air mixture. It should therefore comply with the requirements of the area in which the apparatus is to be installed per the National Electrical Code®, ANSI/NFPA 70, Articles 500-506.
CSA C22.2 NO 213 - NONINCENDIVE ELECTRICAL EQUIPMENT FOR USE IN CLASS I AND II, DIVISION 2 AND CLASS III, DIVISIONS 1 AND 2 HAZARDOUS (CLASSIFIED) LOCATIONS - SECOND EDITION Organization: CSA
Date: 2016-01-01
Description: In addition, it is the intent of this document to establish uniformity in test methods for determining the suitability of the equipment and associated circuits and components as they relate to potential ignition of a specific flammable gas or vapor-in-air mixture, combustible dust, easily ignitible fibers, or flyings. Applicable to Class I and II, Division 2 and Class III, Divisions 1 and 2 locations This Standard applies only to equipment, circuits, and components for use in Class I and II, Division 2 and Class III, Divisions 1 and 2 hazardous (classified) locations as defined in the National Electrical Code® (NEC®), ANSI/NFPA 70, or in the Canadian Electrical Code, Part I (CE Code Part I), CSA C22.1.
ISA 12.12.01 - NONINCENDIVE ELECTRICAL EQUIPMENT FOR USE IN CLASS I AND II, DIVISION 2 AND CLASS III, DIVISIONS 1 AND 2 HAZARDOUS (CLASSIFIED) LOCATIONS Organization: ISA
Date: 2015-11-17
Description: In addition, it is the intent of this document to establish uniformity in test methods for determining the suitability of the equipment and associated circuits and components as they relate to potential ignition of a specific flammable gas or vapour -in-air mixture, combustible dust, easily ignitible fibers, or flyings
ISA TR12.13.03 - GUIDE FOR COMBUSTIBLE GAS DETECTION AS A METHOD OF PROTECTION Organization: ISA
Date: 2009-12-14
Description: NOTE 1 — Applicable combustible gas detection equipment performance standards include ANSI/ISA-12.13.01 and ANSI/FM 6325/ISA-12.13.04. For the purpose of this document combustible gases include combustible and flammable gases and vapors.
ISA 60079-28 - EXPLOSIVE ATMOSPHERES – PART 28: PROTECTION OF EQUIPMENT AND TRANSMISSION SYSTEMS USING OPTICAL RADIATION - EDITION 1.1; 12.21.02 Organization: ISA
Date: 2012-12-05
Description: It covers the following ignition mechanisms: • optical radiation is absorbed by surfaces or par ticles, causing them to heat up and, under certain circumstances, this may allow them to attain a temperature which will ignite a surrounding explosive atmosphere; • direct laser induced breakdown of the gas at the focus of a strong beam, producing plasma and a shock wave both eventually acting as the ignition source.

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