Code of Practice for the Electricity (Wiring) Regulations - 2009 Edition

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CODE OF PRACTICE FOR THE ELECTRICIT
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Page 6G Final Circuits Using 16A In
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Page 17. Display of Labels and Noti
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Page Appendices 208 1. Prescribed R
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Code 1 INTRODUCTION PART I This Cod
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‘cable trunking’ means a manufa
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‘powertrack system’ means an as
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Code 3 APPLICATION 3A General Appli
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Code 4 GENERAL SAFETY REQUIREMENTS
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warning notices and the placing of
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4E Working Space (a) A minimum clea
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Additional lighting should be provi
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(b) Work procedure for High Voltage
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(ii) Keep hands away from any circu
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Code 5 SEGREGATION OF CIRCUIT CATEG
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(i) A minimum horizontal or vertica
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Code 6 CIRCUIT ARRANGEMENT 6A Divis
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(2) Control Each circuit should be
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(4) Permanently connected equipment
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Type of Circuit A1 Ring A2 Radial A
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Code 7 CURRENT DEMAND 7A Current De
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Purpose of Conductors or Switchgear
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Code 8 ISOLATION AND SWITCHING 8A P
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(iv) luminaires (lamp replacement a
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(3) Devices for switching off for m
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Code 9 OVERCURRENT PROTECTIVE DEVIC
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Overload protective devices may hav
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Table 9(1) Limiting Final Temperatu
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Table 9(4) Classification of MCB to
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Code 10 NEUTRAL CONDUCTOR PROTECTIV
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Code 11 EARTH LEAKAGE AND EARTH FAU
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(b) Subject to subparagraph (a) abo
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(Note: 1. An extraneous conductive
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(d ) Where a residual current devic
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(c) Values of k for protective cond
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Table 11(4) Minimum Cross-sectional
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Table 11(11) Maximum Earth Fault Lo
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Code 12 EARTHING ARRANGEMENT 12A Ge
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(4) Plate electrode Plate electrode
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Code 13 CONDUCTORS, JOINTS AND CONN
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(a) the ambient temperature does no
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(2) Identification of cable cores (
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Code 14 WIRING INSTALLATION ENCLOSU
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(b) Flexible steel conduits should
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14E Cable Capacity of Enclosures (1
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Table 14(2) Cable Factors and Condu
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Table 14(4) Cable Factors and Trunk
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Code 15 ADVERSE CONDITIONS INSTALLA
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(c) Where cables are to be connecte
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(d ) Electrical equipment and wirin
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(b) There should be adequate means
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Table 15(4) Selection of Electrical
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Code 16 OVERHEAD LINE INSTALLATIONS
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(2) Any point of the span The condu
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Code 17 DISPLAY OF LABELS AND NOTIC
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Code 18 ALTERATIONS AND ADDITIONS 1
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Code 19 FIRST INSPECTION, TESTING A
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Code 20 PERIODIC INSPECTION, TESTIN
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(b) Examples of the above are dange
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Code 21 PROCEDURES FOR INSPECTION,
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21B Testing of Low Voltage Installa
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(6) Polarity (a) A test of polarity
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(d ) Secondary Injection Test (i) T
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will have affected the results of t
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142
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144
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146
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Code 22 MAKING AND KEEPING OF RECOR
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Checklists Requirements to be Used
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Code 23 & Code 24 (Reserved for Fut
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Part II Code 25 GENERAL WORKMANSHIP
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equipment should be suitable for th
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(2) Installation of PVC insulated,
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(c) Where cold compound with plasti
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(b) Earth continuity across joints
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Table 25(2) Spacing of Supports for
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166
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Code 26 REQUIREMENTS FOR SPECIFIC I
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Code 26 REQUIREMENTS FOR SPECIFIC I
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(iii) controls and switches of wate
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(vi) Except as provided by (vii) wh
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(b) Facilities should be incorporat
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(3) Starting facilities of electric
Page 180 and 181: than the product of the total stead
Page 182 and 183: (5) Transformers (a) Every transfor
Page 184 and 185: (b) Electrical apparatus and wiring
Page 186 and 187: (f ) Supply from generator set Wher
Page 188 and 189: manufacturer’s instructions. Othe
Page 190 and 191: • SELV, the source for SELV being
Page 192 and 193: protected by an RCD having the char
Page 194 and 195: (2) Basic protection and fault prot
Page 196 and 197: plug. The permanent connection to t
Page 198 and 199: prevent electric shock to electrica
Page 200 and 201: Table 26(1) Recommended Number of S
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Page 208 and 209: APPENDICES 1. Prescribed Requiremen
Page 210 and 211: (d ) The spacing of the socket cont
Page 212 and 213: diameter of the clamping screw and
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Page 216 and 217: 216
Page 218 and 219: contact with appropriate socket con
Page 220 and 221: (ii) between live parts and any oth
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Page 226 and 227: (1) General Appendix 3 Prescribed R
Page 228 and 229: (d ) An earthing terminal should be
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Page 236 and 237: Appendix 4 Prescribed Requirements
Page 238 and 239: (5) Screws and connections (a) Scre
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Page 252 and 253: Appendix 5 Correction Factors for S
Page 254 and 255: (3) Correction factors for cables e
Page 256 and 257: Appendix 6 Current Carrying Capacit
Page 258 and 259: TABLE A6(1) Single-core PVC insulat
Page 260 and 261: TABLE A6(2) Multicore PVC insulated
Page 262 and 263: TABLE A6(3) Single-core armoured PV
Page 264 and 265: TABLE A6(4) Multicore armoured PVC
Page 266 and 267: TABLE A6(5) Single core XLPE insula
Page 268 and 269: TABLE A6(6) Multicore XLPE insulate
Page 270 and 271: TABLE A6(7) Single-core XLPE insula
Page 272 and 273: TABLE A6(8) Multicore armoured XLPE
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280 Contactor Main make contact of
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282 Junction, connection point
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No. Symbol Description 45. 46. 47.
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No. Symbol Description 68. 69. 70.
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Appendix 10 Degree of Protection Pr
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Appendix 11 Forms of Internal Separ
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Appendix 12 Worked Examples for App
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Appendix 13 A) Schedule of Test Res
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(iii) All joints of metal conduit o
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Checklist No. 4—Additional Items
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(iv) Suitable stay wires installed
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Tested by/Date (N/A if not applicab
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(vii) Protective conductor up to an
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Checklist No. 5—Items for H.V. In
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IEC 60947 Low-voltage switchgear an
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BS 88 Part 6 Cartridge fuses for vo
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References may be made to the follo
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320
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(3) Precautions In the new colour c
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5.2 Single-phase installation Exten
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5.3 Three-phase installation Extens
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enclosure in conduit and trunking i
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Double insulation Duct Earth fault
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Joints and termination Labels bondi
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Socket outlets general installation
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