Double insulation Duct Earth fault current Earth-free local equipotential bonding Ear<strong>the</strong>d equipotential bonding Electrical equipment, safety requirement Emergency switch Equipotential bonding Equipotential zone Exhibitions, shows and stands Explosive atmosphere Exposed conductive parts Extraneous conductive parts bathroom bonding <strong>of</strong> swimming pools Fault Fault protection FELV Festive lighting 5A(b), 11D(1), 11D(2) 2, 5B(2)(b), 5B(3)(b), 5C(a), Table 5(1), 13A(2)(h), 14A(3), 15A(2)(h), 15B(4)(b), 15E(c) 2, 11, 11J, 12B(3), 18A(b) 26L(3)(b) 11A 4, 15D, Table 15(4) 8A(3), 8A(6), 8B(1)(c), 8B(4), 26H(3) 2, 4C(2)(c), 11A, 11B(b), 11C, 11E, 11F, 21B(2)(a), 21B(4), 25D(8)(a), 26A(3), 26L(3)(b), 26M(3), 26M(5)(d ), 26N(4), 26Q(3)(b) 11B(b), 11E, 11F(a) 26Q 4B(2)(b), 15D(1)(a), 15D(2)(c) 2, 4C(2)(c), 11A, 11B, 11D, 11F, 12B(2), 14D(2)(b), 21B(6)( f ), 21C(b), 25D(5)(a), 25D(8)(a), 26A(3), 26E, 26H(7), 26M(3), 26N(4) 11B(b), 26A(3) 4C(2)(c), 11E(a), 11F, 21B(4), 25D(8)(a), 26(3)(b), 26M(3), 26N(4)(c) 26M(3) 2, 6B(1), 8A(1), 9A(1), 9A(3), 9B(2), 9C(1), 9C(2), 9D(3), Table 9(2), Table 9(3), 11A, 11B, 11I, 11J, Table 11(5), Table 11(8), Table 11(9), Table 11(10), Table 11(11), Table 11(12), Table 11(13), Table 11(14), 13A(1), 18A(b), 21B(2), 21B(8), 21B(9), 21B(10), 26A(3)(a), 26H(5), 26K 2, 11A, 11J(2)(c), 21A(o), 26N(2), 26N(4) 26N(2) 26Q 334
Final circuits arrangement ring separation <strong>of</strong> joint Fire barriers Fuse Generator Harmonic current High voltage discharge lighting Inspection and testing Instantaneous water heater Insulation Isolation motor circuit neutral conductor plug and socket outlet remote devices requirement Joints cable and conductor conduit system earthing system 4G(3), 6B(1)(b), 6C, 6D, 6E, 6F, 6G, 6H, Table 6(1), 7B(3), 7B(4), Table 7(1), 26A(4)(a) 6C, 6E, 6F, Table 6(1), 11D(3)(d ), 21B(4) 6B(4) 25D(1) 14A(3), 21A( f ) 2, 4D(1)(a), 4E(d ), 6D(b), 6E(2), 6E(4), 6F, 6G, Table 6(1), 8B(2)(b), 9A(2), 9B(1)(d ), 9E, Table 9(2), 10A(b), 10B, Table 11(3), Table 11(4), Table 11(8), Table 11(9), Table 11(11), Table 11(12), 13A(4)(d ), 21A(j), 21B(5)(c), 21B(6)(a), 21B(9)(b), 21B(10)(d ), 26A(4)(a), 26A(5), 26A(6)(e) 8A(1)(d ), 10C, 26K(3)( f ), 26N(4)( f ), 26Q(3)( f ) 4D(3), 6B(6)(c), 7B(3)(b), 26H(1)(b) 8A(2)(b), 8B(4)(d ), 20A(3)(b), 26H 4D(3), 22D(1), 22D, 26K(2)(b), 26P(3) Table 7(1), 26A(5) 4C(1)(c), 9B(1)(a), Table 9(1), 13A(3), 13A(4)(e), 13B(1), 14E(2)(d ), 15A(2), 15B(2), 15B(3), 15B(5)(b), 15G(a), Table 15(1), Table 15(2), 21A(g), 21B(2)(a), 21B(5), 21B(10)(a), 21E(2), Table 21(1), 25D(3)(b), 26H(5)(a), 26L(5)(c), 26N(2)(b) 8A(3), 8A(4) 6B(6), 8A(1)(a), 8B(2)(a), 10A(b), 26D(b), 26H(3)(a) 8A(2)(a), 26A(5)(c), 26O(c) 8A(4)(a) 4C(2)(c), 6B(2), 8A, 8A(2), 8B, 21H(2), 26Q(3)(e) 13C(b), 13C(g), 15B(3)(a), 25D 25A(1)(a), 25A(2)(a), 25A(3)(b) 11H(d ) 335
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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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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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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
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than the product of the total stead
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(5) Transformers (a) Every transfor
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(b) Electrical apparatus and wiring
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(f ) Supply from generator set Wher
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manufacturer’s instructions. Othe
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• SELV, the source for SELV being
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protected by an RCD having the char
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(2) Basic protection and fault prot
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plug. The permanent connection to t
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prevent electric shock to electrica
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Table 26(1) Recommended Number of S
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APPENDICES 1. Prescribed Requiremen
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(d ) The spacing of the socket cont
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diameter of the clamping screw and
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contact with appropriate socket con
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(ii) between live parts and any oth
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(1) General Appendix 3 Prescribed R
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(d ) An earthing terminal should be
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Appendix 4 Prescribed Requirements
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(5) Screws and connections (a) Scre
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Appendix 5 Correction Factors for S
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(3) Correction factors for cables e
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Appendix 6 Current Carrying Capacit
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TABLE A6(1) Single-core PVC insulat
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TABLE A6(2) Multicore PVC insulated
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TABLE A6(3) Single-core armoured PV
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TABLE A6(4) Multicore armoured PVC
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TABLE A6(5) Single core XLPE insula
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TABLE A6(6) Multicore XLPE insulate
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TABLE A6(7) Single-core XLPE insula
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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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