Intrinsically Safe Standards

This part of IEC 60079 contains the specific requirements for construction and assessment of intrinsically safe electrical systems, type of protection "i", intended for use, as a whole or in part, in locations in which the use of Group I, II or III apparatus is required. NOTE 1 This...

600790-000250-000000 1 Scope This part of IEC 60079 standard contains the specific requirements for construction and assessment of intrinsically safe electrical systems, type of protection "i", intended for use, as a whole or in part, in Class I, Zone 0, 1, or 2, or Zone 20, 21, or 22...

This part of IEC 60079 contains the specific requirements for design, construction and assessment of intrinsically safe systems, Type of Protection "i", intended for use, as a whole or in part, in locations in which the use of Group I, II or III Ex Equipment is required. NOTE 1 - This...

This part of IEC 60079 contains the details of apparatus, systems and installation practice for use with the Fieldbus Intrinsically Safe Concept (FISCO) and the Fieldbus Non-Incendive Concept (FNICO). It is based on the concepts of Manchester encoded, bus powered systems designed in...

This standard contains the specific requirements for construction and assessment of intrinsically safe electrical systems, type of protection "i", intended for use, as a whole or in part, in Class I, Zone 0, 1, or 2, or Zone 20, 21, or 22 hazardous (classified) as defined by the...

Specifies construction and testing of mains-input intrinsically safe 18 V, 12 V and 7.5 V d.c. output power supplies.

Defines 'intrinsically safe'. Dangerous industrial gases and vapours, for which certificates of intrinsic safety may be obtained, are listed and classified. Principles of and tests for intrinsic safety appended. (See also BS 5501-7, identical to EN 50020, referred to in...

Specifies the requirements for the construction and testing of a range of mains-fed power supply units. The power supplies provide an intrinsically safe a.c. output.

Specific requirements for construction and testing of intrinsically safe systems intended for use, as a whole or in part, in potentially explosive atmospheres. Supplements Part 7.

This Technical Specification specifies the construction, testing, installation and maintenance of Power-i apparatus and systems which utilise electronically controlled spark duration limitation to maintain an adequate level of intrinsic safety. This Technical Specification contains...

This document, specifies requirements for the construction, marking and documenting of apparatus, systems and installations for use with the 2-Wire Intrinsically Safe Ethernet concept (2-WISE), such as the physical layer specification for 2-Wire Ethernet 10BASE-T1L is defined in IEEE...

IEC 60079-47:2021(E), which is a technical specification, specifies requirements for the construction, marking and documenting of apparatus, systems and installations for use with the 2-Wire Intrinsically Safe Ethernet concept (2-WISE), such as the physical layer specification for...

This part of IEC 60079, which is a technical specification, specifies requirements for the construction, marking and documenting of apparatus, systems and installations for use with the 2-Wire Intrinsically Safe Ethernet concept (2-WISE), such as the physical layer specification for...

Specifies limiting parameters for test instruments intended for use in accordance with certification documents relating to both the instrument and the intrinsically safe circuit to be tested; and applies to voltage dependent, current dependent and resistance measuring instruments.

This Technical Specification specifies the construction, testing, installation and maintenance of Power-i apparatus and systems which utilise electronically controlled spark duration limitation to maintain an adequate level of intrinsic safety. This Technical Specification contains...

This part of IEC 60079, which is a technical specification, specifies requirements for the construction, marking, and documenting of apparatus, systems and installations for use with the 2-Wire Intrinsically Safe Ethernet concept (2-WISE). The physical layer specification for 2-wire...

This Technical Specification specifies the construction, testing, installation and maintenance of Power i apparatus and systems which utilise electronically controlled spark duration limitation to maintain an adequate level of intrinsic safety. This Technical Specification contains...

600790-000470-000000 1 Scope Modification of Clause 1 to replace with the following: 1.1 DE This part of IEC 60079, which is a technical specification, document specifies requirements for the construction, marking and documenting of apparatus, systems and installations for use with the 2-Wire...

Introduction When electrical equipment is used in locations where 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)®, NFPA 70, requires special precautions to be taken in...