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(1) Variation:

difference between the median value after ageing and the median value without ageing, expressed as a percentage of the latter.

Table 1 (continued) - Requirements for the non-electrical test for cross-linked polyethylene insulation and non-halogenated sheath

1

2

3

4

5

6

Ref. No

Test

Unit

Compound XLPE

Compound ZH,/ST

Test method described in Publication

1.2.4

Ageing conditions for bend test (2) after ageing: - temperature

- duration of treatment

°С h

150 ± 3

7 x 24

Sub-clause 8.1.3.4

Result to be obtained

Absence of cracks

1.3

Properties after ageing in air oven of ZH,/ST sheath

HD 505.1.2, sub-clause 8.1 and HD 506.1.1, sub-clause 9.2

1.3.1

Ageing conditions

- temperature

- duration of treatment

°С h

100 ± 2

10 x 24

1.3.2

Values to be obtained for the tensile strength:

  • median, min.

  • variation 3), max.

N/mm! %

± 30

1.3.3

Values to be obtained for the elongation at break - median, min - variation 3), max

%

%

± 30

2

Hot set test of XLPE insulation

HD 506.2.1, Clause 9

2.1

Test conditions:

- temperature

  • time under load

  • mechanical stress

°С min. N/mm1718

200 ± 3 15 0.20

2.2

Values to be obtained:

- elongation under load, max.

- elongation after cooling, max.

% %

100

15

Table ll-A ■ Schedule of tests for unarmoured and armoured cables
in accordance with sub-clause 3.1 and 4.1

I 1920

2

3

4

5

Ref. No

Test

Category of test (1)

Test method described in

Requirement given in sub-clause (2)

1

Electrical tests

1.1

Conductor resistance

HD 605 3.1.1

HD 383

1.2

Armour/PE conductor resistance

HD 60Б 3.1.3

4.1.3.7.5

1.3

Voltage test on cores at 3500 V

HD 60S 3.2.2.2

2.4.1.2

1.4

Voltage test on complete cable at 3500 V

HD 605 3.2.1

2.4.1.1

1.Б

Surface resistance of sheath of unarmoured cables

HD 22.2, 2.7

2.4.1.3

2

Provisions covering constructional and dimensional characteristics

2.1

Conductor material and construction

Visual examination

2.2 & 3.3.1 or 4.1.3.1 & Part 1: 5.1

і 22

Insulation: a) Application

Visual examination

Part 1: 6.2.2

b) Thickness

HD 605 2.1.1

3.3.3 or 4.1.3.3 and Part 1: 6.2.3

2.3

Core identification

Visual examination & measurement

2.1 and Part 1: 4

2.4

Assembly of cores

Visual examination

3.3.4 or 4.1.3.4

2.Б

2.6

Inner covering

Innersheath a) Application

Visual examination

Visual examination

3.3.5 or 4.1.3.5 and Part 1, 5.4

Part 1: 5.5

b) Thickness

HD 605 2.1.2

2.3 & 4.1.3.6

2.7

Armour/PE conductor

  1. Composition

  2. Thickness of armour elements

  3. Cross-sectional area PE conductor

  4. Covering density

Visual examination HD 605 2.1.4

Measurement

Measurement (& HD 605 2.1.7 for braid armour}

4.1.3.7.1

4.1.3.7.1

4.1.3.7.2

4.1.3.7.3

e) Mutual interaction

HD 505.1.2; 8.1.4

4.1.3.7.6

Table ll-A (continued) - Schedule of tests for unarmoured and armoured cables
in accordance with sub-clause 3 and 4.1

1

2

3

4

5

Ref. No

Test

Category of test (1)

Test method described in

Requirement given in sub-clause (2)

2.8

Sheath or oversheath a) Application

Visual examination

Part 1; 6.7

b) Thickness

HD 605 2.1.2

2.3 & 3.3.6 or 4.1.3.9

2.9

Overall diameter, if required, and ovality

HD 605 2.1.3.1 & 2.1.3.2

2.4.3 & 3.3.7 or

4.1.3.10

2.10

Cable markings

Visual examination & measurement

Part 1; 3

3

Mechanical properties of insulation including the contamination test

Table I

Table 1

4

Mechanical properties of innersheath

4.1

Tensile test before and after ageing

HD 505.1.1; 9.2 &

505.1.2; 8.1

Table 1

5

Mechanical and physical properties of sheath and oversheath including the contamination test for sheath of unarmoured cable

Table I

Table 1

6

Bend test on complete cable

HD 605 2.4.1.1

2.4.2

7

Abrasion test on complete cable

HD 605 2.4.5

2.4.5

8

Tests related to fire conditions

8.1

Reduced flame propagation

HD 405.3

2.4.4.1

8.2

Smoke emission test

HD 606

2.4.4.2

8.3

Acidity of combustion gases of non-metallic components

HD 602

2.4.4.3 and Table 1

  1. All tests to be considered as type tests.

Clause numbers refer to this section unless stated otherwise.Table ll-B - Schedule of tests for double screened cables
in accordance with sub-clause 4.2

1

2

3

4

5

Ref. No

Test

Category of test (1J

Test method described in

Requirement given in sub-clause (2)

1

Electrical tests

1.1

Conductor resistance

HD 605 3.1.1

HD 383

1.2

Copper screen resistance

HD 605 3.1.4.1

4.2.3.8.3

1.3

Screening efficiency

IEC 96-1, sub-clause A.5.1 and A.5.2

4.2.3.8.4

1.4

Voltage test on cores at 3500 V

HD 605 3.2.2.2

2.4.1.2

1.5

Voltage test on complete cable at 3500 V

HD 605 3.2.1

2.4.1.1

2

Provisions covering constructional and dimensional characteristics

2.1

Conductor material and construction

Visual examination and, for class 5 conductors, by measurement according to HD 605 2 1.4.1

2.2 & 4.2.3.1 & Part 1;

5.1

2.2

Insulation:

a) Application

Visual examination

Part 1: 5.2.2

b) Thickness

HD 605 2.1.1

4.2.3.3 and Part 1:

5.2.3

2.3

Core identification

Visual examination and measurement if applicable

2.1 & 4.2.3.4 Part 1: 4

2.4

Assembly of cores

Visual examination

4.2.3.5

2.5

Inner covering

Visual examination

4.2.3.6 and Part 1, 5.4

2.6

Inner sheath a) Application

Visual examination

Part 1: 5.5

Ы Thickness

HD 605 2.1.2

2.3 & 4.2.3.7

2.7

Screens:

  1. Composition

  2. Thickness of screen elements

Visual examination HD 605 2.1.4

4.2.3.8.1

4.2.3.8.2

  1. All tests to be considered as type tests.

  2. Clause numbers refer to this section unless stated otherwise.

Table ll-B (concluded) - Schedule of tests for double screened cables
in accordance with sub-clause 4.2

1

2

3

4

5

Ref. No

Test

Category of test (1)

Test method described in

Requirement given in sub-clause (2)

2.8

Sheath or oversheath a) Application

Visual examination

Part 1; 5.7

b) Thickness

HD 605 2.1.2

2.3 & 4.2.3.10

2.9

Overall diameter - ovality

HD 605 2.1.3.2

2.4.3

2.10

Cable markings

Visual examination & measurement

Part 1; 3

3

Mechanical properties of insulation including the contamination test for cables with innersheath

Table 1

Table 1

4

Mechanical and physical properties of sheaths including the contamination test for the innersheath. 3)

Table 1

Table 1

5

Bend test on complete cable

HD 605 2.4.1.1

2.4.2

6

Abrasion test on complete cable

HD 605 2.4.5

2.4.5

7

Test related to fire conditions

7.1

Reduced flame propagation

HD 405.3

2.4.4.1

7.2

Smoke emission test

HD 606

2.4.4.2

7.3

Acidity of combustion gases on non-metallic components

HD 602

2.4.4.3 and Table I

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