BIS IS 3043 : 1987(R2016)
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
CODE OF PRACTICE FOR EARTHING
20-11-2019
12-01-2013
0. FOREWORD
1. SCOPE
SECTION 1 - GENERAL GUIDELINES
2. TERMINOLOGY
3. EXCHANGE OF INFORMATION
4. STATUTORY PROVISIONS FOR EARTHING
5. FACTORS INFLUENCING THE CHOICE OF EARTHED
OR UNEARTHED SYSTEM
6. SYSTEM EARTHING
7. EQUIPMENT EARTHING
SECTION 2 - CONNECTIONS TO EARTH
8. RESISTANCE TO EARTH
9. EARTH ELECTRODES
10. CURRENT DENSITY AT THE SURFACE OF AN
EARTH-ELECTRODE
11. VOLTAGE GRADIENT AROUND EARTH ELECTRODES
12. CONNECTIONS TO EARTH ELECTRODES-EARTHING
AND PROTECTIVE CONDUCTORS
13. EARTHING ARRANGEMENT FOR PROTECTIVE PURPOSES
14. EARTHING ARRANGEMENT FOR FUNCTIONAL PURPOSES
15. EARTHING ARRANGEMENTS FOR COMBINED PROTECTIVE
AND FUNCTIONAL PURPOSES
16. EQUIPOTENTIAL BONDING CONDUCTORS
17. TYPICAL SCHEMATIC OF EARTHING AND PROTECTIVE
CONDUCTORS
SECTION 3 - EARTH FAULT PROTECTION ON CONSUMER'S
PREMISES
18. EARTH FAULT PROTECTION IN INSTALLATIONS
19. SELECTION OF DEVICES FOR AUTOMATIC DISCONNECTION
OF SUPPLY
SECTION 4 - POWER STATIONS, SUBSTATIONS AND OVERHEAD LINES
20. EARTHING IN POWER STATIONS AND SUBSTATIONS
21. EARTHING ASSOCIATED WITH OVERHEAD POWER LINES
SECTION 5 - INDUSTRIAL PREMISES
22. GUIDELINES ON EARTHING OF INDUSTRIAL PREMISES
SECTION 6 - STANDBY AND OTHER PRIVATE GENERATING PLANTS
23. EARTHING IN STANDBY AND OTHER PRIVATE GENERATING
PLANTS (INCLUDING PORTABLE AND MOBILE GENERATORS)
SECTION 7 - MEDICAL ESTABLISHMENT
24. PROTECTIVE MEASURES THROUGH EARTHING IN MEDICAL
ESTABLISHMENT
25. SUPPLY CHARACTERISTICS AND PARAMETERS
SECTION 8 - STATIC AND LIGHTING PROTECTION EARTHING
SECTION 9 - MISCELLANEOUS INSTALLATIONS AND CONSIDERATIONS
28. EARTHING IN POTENTIALLY HAZARDOUS AREA
29. TELECOMMUNICATION CIRCUITS AND EQUIPMENT
30. BUILDING SITES
31. MINES AND QUARRIES
32. STREET LIGHTING AND OTHER ELECTRICALLY SUPPLIED
STREET FURNITURE
33. EARTHING OF CONDUCTORS FOR SAFE WORKING
34. MAINTENANCE OF EARTH ELECTRODES
SECTION 10 - MEASUREMENTS AND CALCULATIONS
35. CALCULATION OF EARTH FAULT CURRENTS
36. MEASUREMENTS OF EARTH RESISTIVITY
37. MEASUREMENTS OF EARTH ELECTRODE RESISTANCE
38. MEASUREMENTS OF EARTH LOOP IMPEDANCE
SECTION 11 - DATA PROCESSING INSTALLATIONS
39. EARTHING REQUIREMENTS FOR INSTALLATIONS OF DATA
PROCESSING EQUIPMENT
40. EXAMPLE OF THE USE OF TRANSFORMERS
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