Single-Phase Submersible Distribution Transformers, Type ONAN
1. Scope
1.1 This Standard covers the features of single-phase submersible transformers. For other details, reference shall be made to CSA Standard C2, Single-Phase and Three-Phase Distribution Transformers Types ONAN and LNAN, hereinafter referred to as CSA Standard C2. Note: See Appendix A, Recommendations for Corrosion Control of Submersible Transformer Installations, which covers…
Oil Fired Steam and Hot Water Boilers for Residential Use
1. Scope
1.1 This Standard applies to complete flue-connected, oil-fired steam and/or hot-water low pressure boilers, provided with automatic control devices.
1.2 This Standard applies to boilers intended for residential use having an input of less than 3 gallons per hour (US) (approximately 400,000 Btu/h).
Note: A boiler which has an input exceeding this limit may be considered…
Specifies requirements for the determination of the impact strength. The test consists in breaking a series of unnotched machined cylindrical test pieces resting freely between supports, and measuring the difference between the kinetic energy of the hammer before and after fracture of the test piece. Annex A includes non-standard test pieces, annex B includes notes on coefficients for calculation…
1. Scope
1.1 This Standard provides rules and requirements for the design, fabrication, erection, inspection, testing, maintenance, and use of falsework materials and components where they are erected to provide temporary vertical support for buildings and other structures during their construction, alteration or repair.
1.2 This Standard does not apply to:
(a) Suspended scaffolds or…
1.1 This Standard applies to helmets intended to provide protection for the heads of ice hockey players from impact and defines the areas of the head which are to be protected. It covers requirements for the construction and finish of helmets, and the materials to be used for the shell and cradle. Marking requirements are also included.
NOTE: Metric equivalents are included for information…
Acoustics — Standard tuning frequency (Standard musical pitch)
Specifies the frequency for the note A in the treble stave and shall be 440 Hz. Tuning and retuning shall be effected by instruments producing it within an accuracy of 0,5 Hz.
Definitions. Standard values relating to energizing quantities and to influencing quantities. Fundamental characteristics relating to behaviour in service including the accuracy of specified times when applicable. Requirements for assessing electrical and mechanical performance.
The Standard specifies the following characteristics of the oil. Appearance: Clear, mobile liquid. Colour: Pale yellow to orange-yellow. Odour: Characteristic with a strong note of citral. Relative density at 20/20 °C: 0,872 - 0,897. Refractive index at 20 °C: 1,4830 - 1,4890. Optical rotation at 20 °C: Range from - 3 to + 1 . Carbonyl compounds content, expressed as citral: Minimum 75 %.…
Paints and varnishes — Notes for guidance on the conduct of natural weathering tests
Specifies the factors which need to be taken into consideration in the selection of methods for the exposure to natural weathering of paint films or systems for the purpose of evaluating their durability. A method is specified which is recommended for the use where no specialized requirements apply. Supplementary information shall be derived from the national standard or shall be the subject of…
Standard layout for a method of chemical analysis by gas chromatography
Gives detailed notes on the application of the layout. Deals with the titel of the publication, the scope and field of application, describes the details of the subject of the investigation. Specifies the materials, apparatus and characteristics which are to be used. Describes the details of the sample and procedure. Specifies the expression of results particularly those which are to be observed…
