IEC 60502-1 : 2009 (CON ED) 2.1

FOREWORD
1 Scope
2 Normative references
3 Terms and definitions
   3.1 Definitions of dimensional values (thicknesses,
        cross-sections, etc.)
   3.2 Definitions concerning the tests
4 Voltage designations and materials
   4.1 Rated voltages
   4.2 Insulating compounds
   4.3 Sheathing compounds
5 Conductors
6 Insulation
   6.1 Material
   6.2 Insulation thickness
7 Assembly of multicore cables, inner coverings and fillers
   7.1 Inner coverings and fillers
   7.2 Cables with rated voltage 0,6/1 (1,2) kV
   7.3 Cables with rated voltage 1,8/3 (3,6) kV
8 Metallic layers for single-core and multicore cables
9 Metallic screen
   9.1 Construction
   9.2 Requirements
10 Concentric conductor
   10.1 Construction
   10.2 Requirements
   10.3 Application
11 Metallic sheath
   11.1 Lead sheath
   11.2 Other metallic sheaths
12 Metallic armour
   12.1 Types of metallic armour
   12.2 Materials
   12.3 Application of armour
   12.4 Dimensions of the armour wires and armour tapes
   12.5 Correlation between cable diameters and armour
        dimensions
   12.6 Round or flat wire armour
   12.7 Double tape armour
13 Oversheath
   13.1 General
   13.2 Material
   13.3 Thickness
14 Test conditions
   14.1 Ambient temperature
   14.2 Frequency and waveform of power frequency test
        voltages
   14.3 Waveform of impulse test voltages
15 Routine tests
   15.1 General
   15.2 Electrical resistance of conductors
   15.3 Voltage test
16 Sample tests
   16.1 General
   16.2 Frequency of sample tests
   16.3 Repetition of tests
   16.4 Conductor examination
   16.5 Measurement of thickness of insulation and of
        non-metallic sheaths (including extruded separation
        sheaths, but excluding inner extruded coverings)
   16.6 Measurement of thickness of lead sheath
   16.7 Measurement of armour wires and tapes
   16.8 Measurement of external diameter
   16.9 Hot set test for EPR, HEPR and XLPE insulations and
        elastomeric sheaths
17 Type tests, electrical
   17.1 Insulation resistance measurement at ambient temperature
   17.2 Insulation resistance measurement at maximum conductor
        temperature
   17.3 Voltage test for 4 h
   17.4 Impulse test for cables of rated voltage 1,8/3 (3,6) kV
18 Type tests, non-electrical
   18.1 Measurement of thickness of insulation
   18.2 Measurement of thickness of non-metallic sheaths
        (including extruded separation sheaths, but excluding
        inner coverings)
   18.3 Tests for determining the mechanical properties of
        insulation before and after ageing
   18.4 Tests for determining the mechanical properties of
        non-metallic sheaths before and after ageing
   18.5 Additional ageing test on pieces of completed cables
   18.6 Loss of mass test on PVC sheaths of type ST[2]
   18.7 Pressure test at high temperature on insulations and
        non-metallic sheaths
   18.8 Test on PVC insulation and sheaths and halogen free
        sheaths at low temperatures
   18.9 Test for resistance of PVC insulation and sheaths to
        cracking (heat shock test)
   18.10 Ozone resistance test for EPR and HEPR insulations
   18.11 Hot set test for EPR, HEPR and XLPE insulations and
         elastomeric sheaths
   18.12 Oil immersion test for elastomeric sheaths
   18.13 Water absorption test on insulation
   18.14 Fire tests
   18.15 Measurement of carbon black content of black PE
         oversheaths
   18.16 Shrinkage test for XLPE insulation
   18.17 Special bending test
   18.18 Determination of hardness of HEPR insulation
   18.19 Determination of the elastic modulus of HEPR insulation
   18.20 Shrinkage test for PE oversheaths
   18.21 Additional mechanical tests on halogen free oversheaths
   18.22 Water absorption test for halogen free oversheaths
19 Electrical tests after installation
Annex A (normative) - Fictitious calculation method for
        determination of dimensions of protective coverings
   A.1 General
   A.2 Method
Annex B (normative) - Rounding of numbers
   B.1 Rounding of numbers for the purpose of the fictitious
        calculation method
   B.2 Rounding of numbers for other purposes
Annex C (normative) - Determination of hardness of HEPR
        insulations
   C.1 Test piece
   C.2 Test procedure

Describes the construction, dimensions and test requirements of power cables with extruded solid insulation for rated voltages of 1 kV (U[m] = 1,2 kV) and 3 kV (U[m] = 3,6 kV) for fixed installations such as distribution networks or industrial installations.