Rechercher

1.1 Scope This International Standard is applicable to devices for surge protection of telecommunications and signalling networks against indirect and direct effects of lightning or other transient overvoltages. The purpose of these SPDs is to protect modern electronic equipment connected to telecommunications and signalling networks with nominal system voltages up to 1 000 V (r.m.s.) a.c…

1 Scope 1.1 This Standard specifies the chassis and body requirements and safety equipment requirements for school buses. It is a manufacturing standard intended to apply to original equipment supplied by the bus manufacturer. Note: The main purpose of this Standard is to provide the safest possible vehicle for students using school buses. It needs to be stressed, however, that standards are…

1 Scope 1.1 General This Standard applies to occupational diving, hyperbaric facility, and remotely operated vehicle (ROV) operations conducted in connection with all types of work and employment and describes the requirements for minimum competency levels for all personnel directly associated with the identified techniques of diving or ROV operations. Canadian safety and health legislation…

This National Standard of Canada applies to glazing materials that have been subjected to the test methods described herein. Such test methods are intended to demonstrate minimum performance characteristics designed to reduce the likelihood of cutting and piercing injuries resulting when glazing materials used in areas of human impact (see Annex A) in building and architectural applications…

1.1 Types This standard applies to two types of middle distillate fuel, Type 11 and Type 15, normally used in naval operations whose product parameters are influenced by international military standardization agreement NATO STANAG 1385, Guide Specification for Naval Distillate Fuels (F-75 and F-76). Type 11 and Type 15 correspond to NATO codes F-76 and F-75 respectively, and are suitable for…

1 Scope 1.1 Inclusions This Standard sets forth a set of minimum performance requirements for PFCs up to and including 32 L (8.45 US gallons) rated capacity, made from steel or plastic, and intended for re-use by consumers for the transportation and temporary outdoor storage of petroleum-based flammable and combustible liquids. It includes dual compartment PFCs for separate gas and oil storage…

1 Scope This clause of part 1 is replaced by: This standard deals with the safety of electric instantaneous water heaters for household and similar purposes and intended for heating water below boiling temperature, their rated voltage being not more than 250 V for single-phase appliances and 480 V for other appliances. NOTE 1 - Instantaneous water heaters incorporating bare heating…

1 Scope 1.1 General 1.1.1 Inclusions This Standard specifies requirements for materials, design, manufacture, and testing of hoses and hose assemblies used for dispensing compressed gaseous hydrogen to vehicles. 1.1.2 Applicability of this Standard This Standard applies to hose assemblies used for connecting compressed gaseous hydrogen dispensers to fuelling nozzles and includes hose…

1 Scope 1.1 This Standard applies to metallic (copper, steel, stainless steel, and malleable iron) press-connect type fittings, and valves (hereafter referred to as fittings unless otherwise specified) for use with fuel gas systems intended for installation above ground, below ground, indoors, and outdoors. 1.2 This Standard applies to fuel gas systems rated for operating pressures not…

1 Scope 1.1 This Standard applies to newly produced gas appliance thermostats of the integral gas valve type having a maximum operating gas pressure of 1/2 psi (3.5 kPa) or electric type (see Clause 3), constructed entirely of new, unused parts and materials. This Standard does not apply to an electric type comfort heating thermostat (wallmounted) for installation remote from an appliance.…