Protective clothing — Protection against liquid chemicals — Determination of resistance of materials...
Defines the characteristics of resistance of clothing, the test method for their assessment, the marking requirements. Such clothing is for use in operations with chemicals in industry, agriculture and laboratories. The purpose is to provide protection against occasional exposure to droplets or small drops, a brief exposure to a low pressure jet or a splash. Finally it is emphasized that the…
Defines terms and codes in English and French for masses of road vehicles as defined in ISO 3833. The following types are excluded: specially designed vehicles for uses other than the transport of passengers and/or goods; motorcycles and mopeds; towed caravans. This second edition cancels and replaces the first edition (1974).
1. Scope
1.1 This Standard applies to room air conditioners as defined in Clause 2.
1.2 This Standard covers equipment powered by a single-phase electric current
and rated at 10.55 kW (36 000 Btu/h) cooling capacity and below at standard
rating conditions.
1.3 This Standard does not apply to fan-coil air conditioning units, unit
ventilators, packaged terminal air conditioners, or water-…
Information Processing Systems - Open Systems Interconnection - Estelle: a
Formal Description Tech...
This National Standard of Canada is equivalent to International
Standard ISO 9074-1989. It defines the semantics and syntax of
the Formal Description Technique Estelle. Estelle is in general
used for the formal description of distributed, concurrent
information processing systems. In particular Estelle can be
used formally to describe the service definitions and protocol
specifications…
Methods of measurement of touch-current and protective conductor current
Defines measurement methods for d.c. or a.c. of sinusoidal or non-sinusoidal waveform, which could flow through the human body, and current flowing through a protective conductor.
The measuring methods recommended for TOUCH CURRENT are based upon the possible effects of current flowing through a human body. In this standard, measurements of current through networks representing the impedance of…
Electronic equipment used on rail vehicles. Part 3: Components, programmable electronic equipment an...
Specifies the rules applicable to electronic equipment defined in the scope of IEC 571-1 relative to: choice of components: use of Programmable Electronic Systems; reliability of Electronic Systems. Safety circuits, if required, must meet additional requirements.
Standard for the Rating and Fire Testing of Fire Extinguishers and Class D Extinguishing Media
1. SCOPE
1.1
These requirements cover classification, rating, and extinguishing performance of fire extinguishers intended for use in attacking Class A, B and D fires, and fires in Class C situations, as defined herein.
1.2
These requirements also cover classification and performance during fire tests of media for application to Class D fires.
1.3
The ultimate classification and…
Reliability and Maintainability Management Guidelines
This National Standard of Canada is based on International Standard IEc
300:1984.
It outlines guidelines for the selection and implementation of reliability and
maintainability activities, appropriate to each of the defined phases of the
life of industrial and commercial products in all technologies.
Diagnostic Imaging and Radiation Therapy Equipment
1. Scope
1.1
This Standard applies to diagnostic imaging and radiation therapy equipment
designed to be
(a) installed and used in accordance with the Canadian Electrical Code, Part i
while connected to supply circuits with nominal system voltages of 750 V and
less; and
(b) battery powered, insofar as the requirements are applicable.
1.2
This Standard applies to
(a) diagnostic imaging…
Specification of requirements and test methods for brazing materials suitable for use in brazing cast dental restorations. Important terms are defined. Specific qualitative and quantitative requirements for freedom from biological hazard are not included.
