All bsi british standards are available online in pdf or hardcopy. Practice on static electricity or cenelec clc tr 50404 electrostatics code of practice for the avoidance of hazards due to static electricity. Earthing according to clc tr 50404 must, however, not be confused with earthing of electrical devices, as this requires proper conduction of much higher currents to activate overload fuses. Clc tr 50404 electrostatics code of practice for the avoidance of hazards due to static electricity. Electrical installations design, selection and erection. Bs59582 code of practice for control of undesirable. Testing the electrostatic characteristics of polypropylene. Clc tr 50404 june 1, 2003 electrostatics code of practice for the avoidance of hazards due to static electricity a description is not available for this item. Provides guidance relating to equipment, product, operational and process properties required for avoiding ignition and electrostatic shock hazards resulting from static electricity. Is it ever safe to use white paper plastic drums and. The scope of this technical report is to define a method to determine the required safety integrity level of railway signalling equipment taking in consideration the operational conditions of the railway, and the architecture of the signalling system. Static electricity nuisance shocks have become prevalent since floor covering and shoe sole materials have been increasingly made from highly insulating materials such as polymers. Associated with powder and liquid handling vahid ebadat, ph.
An overview of iec ts 60079321 electrostatics guidance. Iec guidance 6007932 avoidance of hazards newson gale. Storage the container choice, for example storage vessel, may effect static accumulation. National fire protection agency 77 recommended practice on static electricity or cenelec clc tr 50404 electrostatics code of practice for the avoidance of hazards due to static electricity. Because of its large impact on dielectric constant, the recommended velocity for hydrocarbon fluids containing water should be limited to 1 ms. To date guidance documents that address the ignition hazards of static electricity have either been published by national institutions like the nfpa or paneuropean organisations like cenelec. The aim of this paper was to assess the electrostatic safety of polypropylene fabric with metallic yarns intended for use in coal mines. Cei clctr 50404 electrostatics code of practice for. White paper is it ever safe to use plastic drums and containers in hazardous areas curtec international offers packaging and packaging knowhow for industrial and distribution applications in the pharmaceutical, speciality chemicals and other industries.
Lav series top loading arm vapor recovery zipfluid. Static charge generation in these systems is best controlled by limiting fluid velocity. Recommendations for particular industrial situations recommendations for particular industrial situations bs59582 1991 edition superseded see the following. Material safety data sheet effective date 012420 according to osha hazard communication standard, 29 cfr 1910. Storage the container choice, for example storage vessel, may effect static accumulation and dissipation. Documents sold on the ansi webstore are in electronic adobe acrobat pdf format, however some iso and iec standards are available from amazon in hard copy format. Code of practice for the avoidance of hazards due to static electricity british standard. This means that the conductive fabric or filaments that make up the grounding path for electrostatic charges should not have a resistance of more than 10 megohm to the bags grounding point. Newson gale make product carries atex, fm, iecex, csa, ccoe, cimrf, hazardous approvals and certifications and are fully compliant with internationally recognized best practice standards for controlling static electricity in hazardous area. Electrostatic hazards, guidance electrostatic hazards, guidance standard by bsi group, 120. Recommended practice on static electricity or cenelec clc tr 50404 electrostatics code of practice for the avoidance of hazards due to static electricity.
Electrostatic hazards associated with powder and liquid handling presentation outline management of flash fires and explosions. Are the documents at the ansi webstore in electronic adobe acrobat pdf format only. Clc tr 50404 2003, cenelec eu superseded withdrawn. Because water content has a large impact on the fluids dielectric constant, the. Optimised emptying with minimum residue in the bottom of the bottle. About us in this page you can find some information about our history, the certification we can provide to the customers, and the certifications held by the company. Such fabrics have not been used in the polish mining industry yet. In this document, the term potential equalization is used to describe earthing according to clc tr 50404. A file purchased with intranet licence or multiuser licence can be saved either on the number of computers specified by the licence, or on an intranet where the standard may be used simultaneously by the specified number of workstations. There are items of equipment such as drums, funnels and trolleys, which cannot be permanently connected to earth through the main plant structure, to allow for this, suitable temporary earthing connections should be used 11. Reducing static electricity in carpets sciencedirect.
Sample specification download sample specifications and see whats possible with nbs chorus case studies find out how our customers use our. Cenelec clctr 50404 electrostatics code of practice. Technical reports tr a technical report tr is an informative document made available by cenelec in at least one of the official languages, established and approved by a technical body by simple majority vote of cenelec national members. Storage the type of container used to store the material may affect static accumulation and dissipation. Physikalischtechnische bundesanstalt, braunschweig. Cenelec clc tr 50404 electrostatics code of practice for the avoidance of hazards due to static electricity. The fileopen plugin works with adobe reader and other viewers. November 1968 pnr italia was founded 1968 as a trading company. This modal will allow the user to download citation information or export specific fields of data into one of three file formats.
Withdrawn, document not available for download supplement. Electricity or cenelec clc tr 50404 electrostatics code of practice for the avoidance of hazards due to static electricity. Top loading arms are articulated, selfsupported pipelines used to transfer fluids from stocking depots to road or railway tankers through the manhole on the top of the tank. Lda wfw inline liquid detonation flame arrester for filling and drain lines external installation. Bs59582 code of practice for control of undesirable static electricity. All bsi british standards available online in electronic and print formats.
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