Rechercher

Contient des règles pour la préparation des dessins d'encombrement des tubes à rayons cathodiques, ayant pour but d'encourager la présentation uniforme des publications dans les divers pays. Des exemples de dessins types sont donnés dans cette publication.

Gives guidance on the design, construction and use of electrical apparatus in explosive gas atmospheres in which: 1) a protective gas (air or inert gas), maintained at a pressure above that of the external atmosphere, is used to guard against the formation of an explosive mixture within enclosures which do not contain a source of flammable gas or vapour; and/or 2) a protective gas, in…

Describes a method of test intended to indicate the relative resistance of solid electrical insulating materials to tracking for voltages up to 600 V when exposed under electric stress to water with the addition of contaminants on the surface. Has the status of a basic safety publication in accordance with IEC Guide 104.

Contains specification sheets for three groups of plugs and socket-outlets for domestic and similar general use: Group A: American National Standards Institute (ANSI) Group B: British Standards Institution (BSI) Group C: International Commission on Rules for the Approval of Electrical Equipment (CEE) This publication has the status of a technical report.

Gives dimensions and tolerances for electronic tube and valve bases, holders and caps, together with the relevant gauges and gauging procedure, to ensure interchangeability. Also includes recommended practice for the preparation of drawings of electronic tubes and valves. This is a loose-leaf publication and supplements, containing new or revised sheets, are issued from time to time.