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This National Standard of Canada is equivalent to American National Standards Institute (ANSI) standard T1.403-1989. This standard describes the metallic interface between a carrier and customer installation (CI), referred to as the network interface (NI), at the DS1 rate. It establishes requirements at the NI necessary for compatible operation between the carrier and the CI. Interfaces…

Vise l'interface métallique entre le distributeur et les installations de l'abonné (IA), aussi appelée interface réseau (IR), pour le débit DS1. Elle énonce les critères auxquelles une IR doit satisfaire pour assurer la compatibilité entre le distributeur et les IA. La norme ne s'applique pas aux interfaces entre deux distributeurs, entre deux réseaux commutés, entre un…

Applies to laboratory standard microphones meeting the requirements of IEC 61094-1 and other types of condenser microphones having the same mechanical dimensions or specifies a primary method of determining the pressure sensitivity so as to establish a reproducible and accurate basis for the measurement of sound pressure. This publication supersedes IEC 60327.

This is a searchable PDF. 1.1 Scope 1.1.1 This standard covers gas-fired refrigerators, hereinafter referred to as refrigerators or appliances, having refrigerated spaces for: (a) Storage of foods; or (b) Storage of foods and making ice; or (c) Storage of frozen foods and making ice; or (d) Storage of foods and the storage of frozen foods and making ice. It applies to newly produced,…

1. Scope 1.1 This Standard applies to electric fence controllers intended for use in accordance with the Rules of the Canadian Electrical Code, Part I, on circuits having a nominal voltage of 120 V or less. 1.2 These requirements cover indoor and outdoor types of electric fence controllers that utilize either peak-discharge or timed-sinusoidal circuits to obtain the high voltage…

1.1 Provides procedures for measuring harmonic currents generated by equipment to the extent that they affect the safety of electrical installations when the equipment is installed in accordance with the Canadian Electrical Code, Part I. 1.2 The procedures described in this Standard are provided for referencing in the Standards forming Part II of the Canadian Electrical Code. Although…

This National Standard of Canada is equivalent to International Standard ISo 3964:1982. This International Standard specifies the nominal dimensions and tolerances of the swivel-type coupling used between the dental handpieces and their driving mechanisms. It is not applicable to the older "slip-joint" coupling. It is restricted to mechanically coupled handpieces of the slow or…

1.1 Pertains to nonreinforced circular concrete pipe and fittings intended to be used for the conveyance of sewage, industrial wastes, storm water, and for the construction of culverts. Note: This Standard is applicable to manufacture and purchase only. 1.2 This Standard establishes the following three strength classifications of nonreinforced concrete pipe and gives their physical…

1.1 Pertains to reinforced circular concrete pipe and fittings intended to be used for the conveyance of sewage, industrial wastes, and storm water, and for the construction of culverts. Note: This Standard is applicable to manufacture and purchase only. 1.2 This Standard pertains to pipe that is intended to be used for jacking longitudinally in tunnel operations. Note: Such pipe may…

1.1 Pertains to precast reinforced circular concrete manhole sections including base sections, riser sections, catch basins, and appurtenances such as grade rings, tops, and special sections for use in sewer and water works. Note: This Standard is applicable to manufacture and purchase only, not installation. 1.2 The requirements of this Standard are applicable to precast concentric…