BS 5823:1979 BRITISH STANDARD IEC 345:1971 Method of Test for electrical resistance and resistivity of insulating materials at elevated temperatures UDC 621.315.61.014.144:620.193.94 BSi NOCOPYINGWITHOUT BS 5823:1979 Cooperating organizations The General Electrotechnical Engineering Standards Committee, under whose direction this British Standard was prepared, consists of representatives from BSI the following Government departments and scientific and industrial : sheffieldun sheffieldun, na, Fri Dec 01 14:51:54 GMT+00:00 2006, Uncontrolled Copy, (c) I organizations: Associated Offices Technical Committee British Approvals Service for Electric Cables Ltd British Electrical and Allied Manufacturers’ Association (BEAMA) British Radio Equipment Manufacturers' Association British Steel Corporation Department of Energy (Electricity) Electric Cable Makers' Confederation Electrical Contractors' Association Electrical Contractors' Association of Scotland Electrical Research Association* Electricity Supply Industry in England and Wales* Electronic Components Industry Federation* Engineering Equipment Users' Association Health and Safety Executive Home Office Institution of Electrical Engineers Ministry of Defence* National Coal Board Oil Companies Materials Association Post Office* Telecommunication Engineering and Manufacturing Association (TEMA)* The organizations marked with an asterisk in the above list, together with the following, were directly represented on the committee entrusted with the preparation of this British Standard: Adhesive Tape Manufacturers' Association British Paper and Board Industry Federation (PIF) Department of Industry (British Calibration Service) Department of Industry (National Physical Laboratory) Electrical and Electronic and Insulation Association (BEAMA) This British Standard, having Rotating Electrical Machines Association (BEAMA) been prepared under the The Transmission and Distribution Association (BEAMA) direction of the General Copy: Electrotechnical Engineering Standards Committee, was published under the authority of the Executive Board and Licensed Amendments issued since publication comes intoeffect on 31December1979 Amd. No. Date of issue Comments CBSI12-1999 The following BSI references relate to the work on this standard: Committee reference GEL/16 Draft for comment 79/21146 DC ISBN0580110885 BS 5823:1979 Contents Page Cooperating organizations Inside front cover BSI National foreword ii 1 Scope 1 2 Preparation of specimens and electrodes 1 3 Test equipment 1 Conditioning 4 2 5 Procedure 2 6 Expression of results 3 7 Test report 3 Figure 1 4 Publications referred to Inside back cover CBSI 12-1999 1