IS 7689-1989

标准号：IS 7689-1989
发布日期：1990/5/1 12:00:00
实施日期：1999/12/31 12:00:00
适用范围：1.1 This standard covers guidelines on the control of undesirable static electricity.1.2 This guide gives basic information on the generation of undesirable static electricity in solids, liquids and gases and also on persons, and describes how the charges produced give rise to discharges which may cause ignitions or electric shocks. It gives the methods available for minimizing such generation and for safety dissipating the charges produced.1.3 Guidance is included in this standard on the means of measuring or estimating the parameters which need to be taken into account when deciding upon the action to be taken to control staticelectricity.1.4 This standard also deals with static electricity problems which are encountered in particular situations during the handling of different types of materials including liquids, powders, gases, sprays, explosives and electro-explosive devices. In each case the source and nature of the hazard or nuisances are identified and specific recommendations are then given for dealing with them.1.5 The static electricity problems that can occur with personnel and their clothing are also described and the precautions are given for avoiding these problems.