BSI 12/30260078 DC:2012 Edition
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BS EN 60092-502. Electrical installations in ships. Part 502. Tankers. Special features
| Published By | Publication Date | Number of Pages |
| BSI | 2012 | 49 |
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 11 | 1 Scope 2 Normative references |
| 12 | 3 Definitions |
| 16 | 4 Area classification 4.1 General 4.1.1 Basic principles |
| 17 | 4.1.2 Substances capable of creating an explosive gas atmosphere 4.1.3 Sources of release 4.1.4 Separation by gastight boundaries |
| 18 | 4.1.5 Openings, access and ventilation conditions affecting the extent of hazardous area |
| 20 | 4.2 Tankers carrying flammable liquids other than liquefied gases having a flashpoint not exceeding 60 °C, for example crude oil, oil products, chemical products 4.2.1 General 4.2.2 Hazardous areas zone 0 4.2.3 Hazardous areas zone 1 |
| 21 | 4.2.4 Hazardous areas zone 2 4.3 Tankers carrying flammable liquids having a flashpoint exceeding 60 °C 4.3.1 Unheated cargoes and cargoes heated to temperature (TH) below, and not within 10 °C, of their flashpoint (FP) 4.3.1.1 General 4.3.1.2 Hazardous areas zone 2 |
| 22 | 4.3.2 Cargoes heated to temperature (TH) above their flashpoint (FP) and cargoes heated to temperature within 10 °C of their flashpoint: TH FP –10 °C 4.4 Tankers carrying flammable liquefied gases 4.4.1 General 4.4.2 Hazardous areas zone 0 4.4.3 Hazardous areas zone 1 4.4.4 Hazardous areas zone 2 4.5 Tankers carrying cargoes (for example acids) reacting with otherproducts/materials to evolve flammable gases 4.5.1 General 4.5.2 Hazardous areas zone 1 4.5.3 Hazardous areas zone 2 5 Electrical systems 5.1 Sources of electrical power |
| 23 | 5.2 Distribution systems 5.3 Electrical protection 5.4 Equipotential bonding |
| 24 | 5.5 Static electricity 5.6 Lightning protection 5.7 Cathodically protected metallic parts 5.8 Electromagnetic radiation |
| 25 | 6 Electrical equipment 6.1 General 6.2 Selection of electrical equipment 6.2.1 General 6.2.2 Area classification 6.2.3 Location on the ship 6.2.4 Selection with respect to ignition temperature of the gas or vapour |
| 26 | 6.2.5 Selection with respect to the classification of gas or vapour |
| 27 | 6.2.6 External influences 6.2.7 Ambient temperature 6.3 Certified safe type equipment 6.4 Electrical equipment of the type “n” and that which ensures the absence of sparks and arcs and of “hot spots” during its normal operation 6.5 Electrical equipment in hazardous areas |
| 29 | 6.6 Movable and hand held equipment 7 Installation 7.1 General 7.2 Selection of apparatus 7.3 Wiring system – general 7.4 Cable wiring systems |
| 30 | 7.5 Connection of cables 7.6 Cable joints 8 Ventilation and pressurisation 8.1 General 8.2 Ventilation conditions 8.2.1 General 8.2.2 Natural ventilation 8.2.3 Artificial ventilation 8.2.4 Pressurisation by means of artificial ventilation 8.2.5 No ventilation |
| 31 | 8.3 Ventilation for personnel protection 8.4 Opening between spaces 8.5 Other spaces 8.6 Design principles 8.7 Ventilation related to area classification |
| 32 | 8.8 Protection by over-pressure |
| 33 | 9 Inspection and maintenance 9.1 General 9.2 Inspection and testing 9.3 Isolation of apparatus 9.4 Maintenance |
| 34 | 9.5 Qualifications of personnel 10 Documentation 10.1 Area classification 10.2 Equipment |
| 35 | 10.3 Installation |
| 36 | 10.4 Maintenance 10.5 Administration of the documentation |
| 37 | Annex A (informative)Examples of hazardous area classification –Basic principles |
| 41 | Annex B (informative)Examples of hazardous area classification –Tankers carrying flammable liquids other than liquefied gaseshaving a flashpoint not exceeding 60 °C, for example,crude oil, oil products, chemical products |
| 44 | Annex C (informative)Examples of hazardous area classification –Tankers carrying flammable liquids having a flashpoint exceeding 60 °C –Unheated cargoes and cargoes heated to temperature (TH) below, and not within 10 °C, of their flashpoint (FP): TH < FP –10 °C |
| 45 | Annex D (informative)Examples of hazardous area classification –Tankers carrying flammable liquefied gases |
| 47 | Annex E (informative)Examples of hazardous area classification –Tankers carrying cargoes (for example acids) reacting with other products/materials to evolve flammable gases |
| 49 | Bibliography |
