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Scope 1.1 This standard applies to electrically operated bells, sirens, horns, and similar audible signaling devices, rated at 300 V or less, for fire alarm and signaling systems and intended for indoor and/or outdoor installation: a) In Canada only: in accordance with CSA C22.1, Canadian Electrical Code, Part I, Safety Standard for Electrical Installations; and with ULC-S524, Standard for…

Scope 1.1 This Standard applies to visual signaling devices intended for indoor and/or outdoor installation: a) In Canada only: in accordance with CSA C22.1, Canadian Electrical Code, Part I, Safety Standard for Electrical Installations; and with ULC-S524, Standard for Installation of Fire Alarm Systems. b) In the United States only: in accordance with the National Electrical Code, NFPA 70,…

IEC 61744:2023 provides standard procedures for the calibration of optical fibre chromatic dispersion (CD) test sets. This document is applicable to all types of CD test sets, with the exception that measurements on multimode optical fibres are excluded. The purpose of this document is to define a standard procedure for calibrating optical fibre chromatic dispersion (CD) test sets. The detailed…

Scope 1.1 Organization and content This National Standard of Canada sets out requirements for the design, manufacture, maintenance, qualification, selection and use of ton containers used in the handling, offering for transport or transport of dangerous goods of Classes 2, 3, 4, 5, 6.1, 8 and 9. This standard does not apply to large means of containment that are used exclusively for non-…

1 Scope This clause of Part 1 is replaced by the following. This International Standard deals with the safety of electric cleaning appliances for household use that are intended for cleaning surfaces such as windows, walls and empty swimming pools by using liquid cleansing agents or steam, their rated voltage being not more than 250 V. It also covers wallpaper strippers. NOTE 101 Appliances…

This document defines the activities related to refrigerating systems according to ISO 5149‑1, ISO 5149‑2, ISO 5149‑3 and ISO 5149‑4 and other equivalent standards, such as EN 378‑1, EN 378‑2, EN 378‑3, EN 378‑4 and the associated competence profiles. It also establishes the competence criteria for persons who carry out these activities. Activities concerning electricity are excluded. NOTE 1   As…

1 Scope 1.1 These requirements cover complete, self-contained strainer or filter assemblies intended for use with designated flammable and combustible liquids, anhydrous ammonia (fertilizer grade), and non-potable water. Flammable and combustible liquid strainers or filter assemblies are used in residential and commercial fuel-burning, dispensing, and handling facilities. Although these…

1 Domaine d’application 1.1 Ces exigences couvrent les ensembles complets de crépines ou de filtres autonomes destinés à être utilisés avec des liquides inflammables et combustibles désignés, de l’ammoniac anhydre (qualité engrais) et de l’eau non potable. Les ensembles crépines ou filtres pour liquides inflammables et combustibles sont utilisés dans les installations résidentielles et…

This National Standard of Canada applies to the design, colour, materials, construction and performance requirements of the National Flag of Canada intended for outdoor use. The testing and evaluation of a product against this standard may require the use of materials and/or equipment that could be hazardous. This standard does not purport to address all the safety aspects associated with its…

This National Standard of Canada applies to the design, colour, materials, construction and performance requirements of the National Flag of Canada intended for indoor use. The testing and evaluation of a product against this standard may require the use of materials and/or equipment that could be hazardous. This standard does not purport to address all the safety aspects associated with its…