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The international community has decided to make this standard available only in the English language version. It has been adopted as a National Standard of Canada on this basis. This National Standard of Canada is equivalent to International Standard ISO/IEC 9646-1:1994. 1 Scope 1.1 ISO/IEC 9646 is a multi-part International Standard which specifies a general methodology for…

This National Standard of Canada is equivalent to International Standard ISO/IEC 9646-2:1994. 1 Scope 1.1 This part of ISO/IEC 9646 specifies the requirements and gives guidance for the production of system-independent conformance test suites for one or more OSI specifications. In particular, it is applicable to the production of all OSI conformance testing specifications including all…

The international community has decided to make this standard available only in the English language version. It has been adopted as a National Standard of Canada on this basis. This National Standard of Canada is equivalent to International Standard ISO/IEC 9646-4:1994. 1 Scope This part of ISO/IEC 9646 specifies requirements and gives guidance concerning the realization of a…

The international community has decided to make this standard available only in the English language version. It has been adopted as a National Standard of Canada on this basis. This National Standard of Canada is equivalent to International Standard ISO/IEC 9646-5:1994. 1 Scope 1.1 This part of ISO/IEC 9646 specifies requirements on both the test laboratory and the client, for…

The international community has decided to make this standard available only in the English language version. It has been adopted as a National Standard of Canada on this basis. This National Standard of Canada is equivalent to International Standard ISO/IEC 11573:1994. 1.1 Scope This International Standard contains requirements necessary for the synchronization of PISNs. Timing within a…

1. Scope 1.1 This standard specifies the general requirements for construction, testing and marking of electrical apparatus for explosive gas atmospheres and is supplemented of modified by the following parts of IEC Publication 79 concerning specific types of protection: - Flameproof Enclosures (Publication 79-1) - Pressurized Enclosures (Publication 79-2) -…

1. Scope 1.1 This standard specifies the constructional features and test requirements for flameproof enclosures of electrical apparatus intended to be used in explosive gas atmospheres. In addition, flameproof enclosures shall comply with the applicable requirements of IEC 79-0. This standard applies to enclosures and parts of enclosures constructed of metallic and…

1. Scope 1.1 This report gives guidance on the design, selection and erection of electrical installations in areas where there may be explosive gas atmospheres. Note - Although most of this report is worded in the mandatory form, it offers guidance on installation for which the non-mandatory form of wording is more appropriate.…

1. Scope 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…

This National Standard of Canada is based on International Standard CEI/IEC 79-18:1992. 1 Scope This part of IEC 79 prescribes the specific requirements for construction and testing of electrical apparatus, parts of electrical apparatus and Ex components which have rated voltages not exceeding 11 kV with the type of protection encapsulation "m". These specific requirements supplement…