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1. Scope 1.1 This Standard applies to (a) power supplies including transformer units of both the direct plug-in and cord-connected types that utilize a step- down, isolating transformer of the extra-low-voltage secondary type and that may incorporate rectifiers and other components to provide an ac or dc output; and (b) battery chargers for rechargeable batteries. Note: For convenience,…

1. Scope A220.0 1.1 This Standard applies to concrete roof tiles and tiling accessories for use as weather-resistant roofing materials. 1.2 This Standard covers the requirements and procedures for the sampl ing and testing of concrete roof tiles for dimensional requirements, water absorption, water permeability, freezing and thawing resistance, transverse strength, and material…

1.1 These requirements cover vault doors and vault modular panels (for use in the construction of vault floors, walls and ceilings), of the type intended for use in financial institutions, commercial, industrial and mercantile properties, and the like, and that are relied upon to protect the contents of enclosed spaces from burglary attack. Note: Requirements for fire resistant…

1. Scope 1.1 This Standard applies to the certification of manufacturers of steel building systems as defined in Clause 3.1. 1.2 This Standard prescribes the procedure for certification based on an audit of a manufacturer's plant(s) and facilities by the certification agency. The audit shall cover the following items as they relate to the capability of the manufacturer to produce…

1. Scope 1.1 The Standard covers macrocomposite pipes consisting of a welded aluminum tube laminated by a melt adhesive to layers of crosslinked polyethylene inside and outside the aluminum tube. The Standard also covers fittings (connectors) for use with this composite pipe. The pipes covered in this Standard are for use in potable cold and hot water supply, central heating, and…

1. Scope 1.1 General 1.1.1 This Standard provides guidelines and a methodology for calculating effective doses and thyroid doses to people (either individually or collectively) in the path of airborne radioactive material released from a nuclear facility following a hypothetical accident. 1.1.2 The specific radionuclides considered in this Standard are those associated with substances…

This International Standard applies to the assignment of unique owner prefixes to owners of public text conforming to ISO 8879. It describes the procedures whereby such assignments are made, and the method of constructing registered owner names from them. Procedures for self-assignment of owner prefixes by standards bodies and other organizations are also specified. NOTE 2 Examples of registered…

This International Standard applies to the assignment of unique owner prefixes to owners of public text conforming to ISO 8879. It describes the procedures whereby such assignments are made, and the method of constructing registered owner names from them. Procedures for self-assignment of owner prefixes by standards bodies and other organizations are also specified. NOTE 2 Examples of registered…

1. Scope 1.1 This Standard is complementary to CSA Standard CAN3-B78.1, and covers dimensioning and tolerancing of products depicted on technical drawings. 1.2 Some of the technical terms dealing particularly with dimensioning and tolerancing are defined in Clause 3. Abbre viations commonly used on drawings are given in CSA Standards Z85, CAN3-B78.1 and CAN3-B78.3. 1.3 Although…

This National Standard of Canada is equivalent to International Standard ISO 789/2-1983. It specifies test procedures for determining the following hydraulic performance characteristics of agricultural tractors: a) the maximum vertical force which can be exerted by the hydraulic lift at the lower hitch points throughout their full range of movement; b) the maximum vertical force…