Maintenance explosion protected apparatus

After installation of an explosion protected apparatus and before it is brought into service, it shall be given an initial inspection. During service, regular periodic inspections or continuous supervision shall guarantee the safe operation of the apparatus or system. If necessary, maintenance or repair shall be carried out. The standards define different grades of inspection ... 

For maintenance or repair of explosion protected apparatus, three categories may be differentiated ... 

In the final part of the book, focal points are financial considerations (Chapter 9), inspection, maintenance and repair of explosion protected apparatus (Chapter 10), apparatus for installation in zone 0 and in zone 2 (Chapter 11) and cable protection systems, especially for underground installations in coal mines (Chapter 12). 

Selection in this chapter is strictly focused on safety related data in the field of explosion protection, neglecting all the other aspects like maintenance or financial considerations (this will be the objective of Chapter 9). Here, selection means the appropriate choice of electrical apparatus according to temperature class and MESG or MIC/MIC (CH4) grouping, taking into account the combustible raw materials and products in the relevant plant. 

Withdrawn) 1989 AMD 3 Code of practice for selection, installation and maintenance of electncal apparatus for use m potentially explosive atmospheres (other than mining applications or explosives processing and manufacture). Part 1 General recommendations (AMD 7871) dated 15 September 1993. Withdrawn, superseded by BS EN 60079-14 1997 (Withdrawn) 1978 AMD 1 Code of practice for selection, installation and maintenance of electncal apparatus for use m potentially explosive atmospheres (other than mining applications or explosives processing and manufacture). Part 6 Recommendations for type of protection. Increased safety (AMD 5557) dated 30 November 1989. Withdrawn, superseded by BS EN 60079... 

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