Components for low-voltage surge protective devices - Part 321: Specifications for avalanche breakdo...
Is applicable to avalanche breakdown diodes (ABDs) which represent one type of surge protective device component (hereinafter referred to as SPDC) used in the design and construction of surge protective devices connected to low-voltage power distribution systems, transmission, and signalling networks. Test specifications in this standard are for single ABDs consisting of two terminals. However,…
1. Scope
1.1 General
This Standard provides rules and requirements for the design, fabrication, and erection of steel structures. The design is based on limit states. The term "steel structures" refers to structural members and frames that consist primarily of structural steel components, including the detail parts, welds, bolts, or other fasteners required in fabrication and…
1. Scope
1.1
This Standard applies to the lines and equipment of electric supply and
communication utilities located entirely outside of buildings and fenced supply
stations.
1.2
This Standard, which forms part of the Canadian Electrical Code, Part III,
provides requirements for the construction of overhead systems. It includes
electric supply and communication circuits installed…
Windows/User Selection Guide to CSA Standard A440-00, Windows
A440-00
Windows
1. Scope
1.1
This Standard applies to both fixed and operable windows that are factoryand intended for vertical installation in buildings.
1.2
This Standard applies to both fixed and operable windows installed in prime doors and to door transoms and door sidelites.
1.3
This Standard applies to combination and composite windows as limited by Clause 10.1.4. Mullions are tested…
Information Technology - Open Document Architecture (ODA) and Interchange Format: Temporal Relations...
This National Standard of Canada is equivalent to International Standard ISO/IEC 8613-14:1997.
1 Scope
The purpose of the ITU-T Rec. T.410.Series I ISO/IEC 8613 is to facilitate the interchange of documents. In the context of these Recommendations 1 International Standards, documents are to be items such as memoranda, letters, invoices, forms and reports, which may include pictures and…
Guidelines for the justification and development of management system standards
This Guide provides
guidance for justifying and evaluating a proposed management system standard project with a view to assessing market relevance,guidance on the methodology (process) of developing and maintaining (i.e. reviewing and revising) management system standards with a view to ensuring compatibility and enhancing alignment, andguidance on the terminology, structure and common elements…
Information technology - 12,65 mm wide magnetic tape cassette for information interchange - Helical ...
This International Standard specifies the physical and magnetic characteristics of magnetic tape cassettes, using magnetic tape
12,65 mm wide so as to provide physical interchange of such cassettes between drives. It also specifies the quality of the
recorded signals, the recording method and the recorded format, called Digital Tape Format-2 (DTF-2), thereby allowing data
interchange between…
Guidelines for the justification and development of management system standards
This Guide provides
* guidance for justifying and evaluating a proposed management system standard project with a view to assessing market relevance,
* guidance on the methodology (process) of developing and maintaining (i.e. reviewing and revising) management system standards with a view to ensuring compatibility and enhancing alignment, and
* guidance on the terminology, structure and common…
Information technology — 12,65 mm wide magnetic tape cassette for information interchange — Helical ...
This International Standard specifies the physical and magnetic characteristics of magnetic tape cassettes, using magnetic tape
12,65 mm wide so as to provide physical interchange of such cassettes between drives. It also specifies the quality of the
recorded signals, the recording method and the recorded format, called Digital Tape Format-2 (DTF-2), thereby allowing data
interchange between…