Зміна №1 (англ)

Component

Test

Requirements

XLPE

HEPR

PVC Oversheath

Insulation

Minimum tensile strength (in N/mm²)

Minimum percentage elongation at break

Maximum percentage variation* of tensile strength

Maximum percentage variation* of elongation at break

12.Б 200

25 25

8.5 200

30 30

-

Oversheath

Minimum tensile strength (in N/mm²)

Minimum percentage elongation at break

Maximum percentage variation* of tensile strength

Maximum percentage variation* of elongation at break

12.5 150

25

25

* The variation is the difference between the respective values obtained prior to and after heat treatment expressed as a percentage of the former.

1

2

3

4

Б

8

7 1

Type of compound

Test method

Ref.

Test

Unit

described in

No.

XLPE

Other materials

HD

Clause

Tensile strength and elongation at break

605.1.1

9.1

1.1

Properties in the state as delivered

1.1.1

Values to be obtained for the tensile strength:

- median, min.

N/mm¹

12.5

9.0

1.1.2

Values to be obtained for the elongation at break:

- median, min.

%

200

120

1.2

Properties after ageing in air oven

506.1.2

8.1

1.2.1

Ageing conditions: - temperature

°С

135±3

120±2

- duration of treatment

h

10x24

10x24

1.2.2

Values to be obtained for the tensile strength:

- variation¹⁶, max.

%

±25

±25

1.2.3

Values to be obtained for the elongation at break: - variation*, max.

%

±25

±25

2.

Hot set test

505.2.1

9

2.1

Conditions of treatment: - temperature

^aC

200±3

200 ±3

- time under load

min

15

15

- mechanical stress

N/cm’

20

20

2.2

Test requirements:

- max. elongation under load

%

100

175

- max. elongation after unloading

%

15

25

3.

Test of non-contamination

605

2.4.12.1

3.1

Length of samples

mm

400

400

3.2

Ageing conditions: - temperature

°С

100±2

100±2

- duration of treatment

h

336 and

336 and

1008

1008

I 1

2

3

4

6

⁸

⁷

Ref.

Unit

Type of compound

Test method described in

No.

Test

XLPE

Other materials

HD

Clause

3.

Test of non-contamination (concluded)

BOB

2.4.12.1

3.3

Values to be obtained for the tensile strength and elongation at break:

- variation*, max.**

T_o A_o

%

±30

±30

T₄₂-T„ and A„-A„

T,₄ A,₄

%

±20

±20

4.

Bending test at low temperature

SOS. 1.4

8.1

4.1

Test conditions:

- temperature

- period of application of low temperature

°С

-10±2

• ♦ ♦

-10±2

• « •

505.1.4

8.1.4

4.2

Result to be obtained

Absence of cracks

Absence of cracks

See test method referred to in columns 6 and 7.1

2

3

4

Б

6

7

Ref.

Test

Unit

Type of compound

Test method described in

No.

Cross-linked

Thermoplastic

HD

Clause

Б.

Test of non-contamination (concluded)

6ОБ

2.4.12.1

5.3

Values to be obtained for the tensile strength and elongation at break:

- variation*, max.**

Z421Z0 ^and А_<г-А_л

To Ao

%

±30

±30

І422І14

A_M

%

±20

±20

6.

Bendina test at low temperature

БОБ. 1.4

8.2

6.1

Test conditions:

- temperature

- period of application of low temperature

°С

-10±2

• • •

-10±2

БОБ. 1.4

8.2.3

6.2

7.

Result to be obtained

Elongation test at low temperature

Absence of cracks

Absence of cracks

БОБ. 1.4

8.4

7.1

Test conditions:

- temperature

- period of application of low temperature

°С

-10±2

• « •

-10±2

• • ♦

БОБ. 1.4

8.4.4

7.2

Result to be obtained:

- elongation without break, min

%

20

20

1

2

3

4

5

6

7

Ref.

Test

Unit

Type of compound

Test method described in

No.

Cross-linked

Thermoplastic

HD

Clause

8.

Water absorption (for over­sheath) (gravimetric method)

505.1.3

9.2

8.1

Test conditions: - temperature - duration

°С days

85 + 2

14

85±2 14

505.1.3

9.2.2

8.2

Values to be obtained for:

- strip test pieces

• variation of mass, max.

- dumbbell test pieces

•tensile strength, min.

•elongation at break, min.

mg/cm²

N/mm^!

%

10

6 100

10

6

100

505.1.3

БОБ. 1.1

9.2.1 &

9.2.3

9.2

1

2

3

4

5

6

Ref.

Test

Unit

Value

Test method described in

No.

HD

Clause

1.

Oxygen index test

1.1

1.2

1.3

Measurement at 20°C: (O.l.)_2o Measurement at 20°C: (0.1.)₈₀ Value to be obtained for the maximum variation of:

1 (O.l.)₂₀ - IO.l.)_8O і

measured value measured value

2

405.3 605

Appendix В 4.6

2.

Smoke emission test Pyrolysis with combustion

605

4.2.4

2.1

Value to be obtained for the corrected specific optical density, Dm(corr), max.

250

2.2

Value to be obtained for the smoke obscuration rating for a duration of 4 min, V0F₄ max.

150

3.

Corrosive gas emission test

602

3.1

Conditioning: - temperature - relative humidity - duration

°С % h

23 ±2

50 + 5

16

3.2

Treatment:

temperature min.

duration

°С min

935

30

3.3

Value to be obtained for: - pH, min.

- resistivity, min.

Q.cm

4 5x10⁴

1 1

2

3

4

6

1 Re*-

Test

Category

Test method

Requirement given

No.

of test

described in

in Clause*

1.

Electrical test»

1.1

Conductor resistance

T, S

HD 606, 3.1.1

3.3.1

1.2

Voltage test on complete cable (1kV sc for 16 min):

HD 606, 3.2.1

2.3.1.1

T, S

2.3.12.1

for control cables

T

2.3.14

1.3

Voltage test on complete cable: (a) Single core cable

R

HD 22.2 & HD 606 3.6.2

2.3.1.2

в

(b) Multi-core cable

R

HD 605, 3.2.1

2.3.1.3

1.4

D.C. voltage test on insulation

T, S

HD 606, 3.2.2.1

2.3.2.1

1.6

A.C. voltage test on insulation

T

HD 606, 3.2.2.2

2.3.2.2

1.6

Insulation resistance test: (a) Core

T. s

HD 605, 3.3.1

2.3.3.1

(b) Core

s

HD 605, 3.3.1

2.3.3.2

2.

Provisions covering constructional and

dimensional characteristics

2.1

Checking of compliance with constructional provisions

T, R

Inspection and manual tests

3.3 & Part 1,5 I

2.2

Conductor material and construction

T, s

Visual examination

3.3.1 & Part 1, 5.1

2.3

Insulation: (a) Application

s

Visual examination

Part 1, 6.2.2

(b) Thickness

T, R

HD 605, 2.1.1

3.3.2 & Part 1, 5.2.3

2.4

Core identification

s

Visual examination and

measurement

2.1.1 & Part 1,4

2.5

Filler and assembly protection (for multi-core cables):

(a) Application

s

Visual examination

3.3.3 & Part 1, 6.3

2.6

Oversheath: (a) Application

s

Visual examination

Part 1, 5.7.2

(b) Thickness

T, R

HD 605, 2.1.2

3.3.4 & Part 1, 5.7.3.1

2.7

Overall dimensions of the cable

T, R

HD 605, 2.1.3.1

2.3.6

2.8

Cable marking and identification

T, R

Visual examination and

2.2 and Part 1, 3

measurement

3.

Non-electrical tests for insulating and sheathing materials

3.1

Insulation

T

Table 1

Table 1

3.2

Oversheath

T

Table 2

Table 2

3.3

Tensile test in the state as delivery: (a) Insulation

s

HD606.1.1, 9.1

Table 1, 1.1

(b) Oversheath

s

HD506.1.1, 9.2

Table 2, 1.1

3.4

Tensile test before and after ageing in air oven:

(a) Insulation

s

HD506.1.2, 8.1 &

Table 1, 1.1 & 1.2

HD605.1.1, 9.1

(b) Oversheath

s

HD505.1.1, 9.2

Table 2, 1.1 & 1.2

1

2

3

4

5

Ref.

Teet

Category

Test method

Requirement given

No.

of tost

described in

in Clause*

3.

Non-electrical teat* for insulating and sheathing materials (continued)

I ³⁶

Hot set test:

(a) Insulation

S

HD505.2.1, 9

Table 1, 2

(b) Oversheath (croes-linked)

S

Table 2, 4

3.6

Pressure test at high temperature (thermoplastic): (a) Oversheath

s

HD506.3.1. 8.2

Table 2, 3

3.7

Water absorption tests: (a) Oversheath

s

2.3.5

Table 2. 8

3.8

Density (a) Insulation

s

HD505.1.3, 8

2.3.7

(b) Filler

s

2.3.7 і

(c) Oversheath

s

2.3.7 I

4.

Tests for complete cables

4.1

Bending test

T, s

HD 605, 2.4.1.1

2.3.12.1

4.2

Thermal endurance test for power cable

T

HD 605, 5.1.5

2.3.13

4.3

Thermal endurance test for control cable

T

HD 605, 5.1.4

2.3.14

5.

Tests related to fire conditions

5.1

Oxygen index: (a) Insulation

T. s

2.3.8

2.3.8 & Table 3

(b) Filler

T, s

2.3.8 & Table 3

(c) Oversheath

T, s

2.3.8 & Table 3

5.2

Smoke emission:

(a) Insulation

T. s

2.3.9

Table 3

(b) Filter

T, s

Table 3

(c) Oversheath

T, s

Table 3

5.3

Corrosive gas emission: (a) Insulation

T, s

2.3.10

Table 3

(b) Filler

T, s

Table 3

(c) Oversheath

T, s

Table 3

5.4

Complete cable - Flame propagation: (a) One vertical cable with burner

T, s

HD405.1

HD405.1

(b) Cables in vertical furnace

T. s

HD 605, 4.1.2

2.3.11 (b)

(c) Bunched cables

T

HD405.3

2.3.11 (c)

1

2

3

4

6

Ref.

Test

Category

Test method

Requirement given

No.

of test

described in

in Clause*

1.

Electrical tests

1.1

Conductor resistance

T, S

HD 606, 3.1.1

4.3.1

1.2

Screen resistance

T, s

HD 606, 3.1.1

4.3.4

1.3

Voltage test on complete cable (3 kV ac for 15 min):

HD 606, 3.2.1

2.3.1.1

T, s

2.3.12.2

for control cables

T

2.3.14

¹⁴

Voltage test on complete cable

R

HD 606, 3.2.1

2.3.1.3

1 ¹⁶

(3.6 kV ac for 6 min. or 8.4kV de)

T, S

HD 606, 3.2.2.1

2.3.2.1 1

D.C. voltage test on insulation

T

HD 606, 3.2.2.2

2.3.2.2

1.7

A.C. voltage test on insulation Insulation resistance test: (a) Core

T, s

HD 606. 3.3.1

2.3.3.1

(b) Core

s

HD 606, 3.3.1

2.3.3.2

1.8

Transfer impedance measurement

T

HD 605, 3.7

2.3.4

2.

Provisions covering constructional and dimensional characteristics

2.1

Checking of compliance with constructional provisions

T, R

Inspection and manual tests

4.3 & Part 1.5

2.2

Conductor material end construction

T, S

Visual examination

4.3.1 & Pan 1, 5.1 1

2.3

Insulation: (a) Application

S

Visual examination

Part 1, 5.2.2

(b) Thickness

T, R

HD 605, 2.1.1

4.3.2 & Part 1, 5.2.3

2.4

Core identification

S

Visual examination and

2.1.1 & Part 1, 4

measurement

2.6

Inner sheath: (a) Application

S

Visual examination

Part 1, 6.5.2

(b) Thickness

T, R

HD 605, 2.1.2

4.3.3 & Part 1, 6.5,3

2.6

Metallic screen (shield): (a) Overlapping

T

Measurement

4.3.4

2.7

Oversheath: (a) Application

s

Visual examination

Part 1, 6.7.2

(b) Thickness

T, R

HD 606, 2.1.2

4.3.5 & Part 1, 5.7.3.1

2.8

Cable marking and identification

T. R

Visual examination and

2.2.2 & Part 1, 3

measurement

3.

Non-electrical tests for insulating and sheathing materials

3.1

Insulation

T

Table 1

Table 1

3.2

Inner sheath

T

Table 2

Table 2

3.3

Oversheath

T

Table 2

Table 2

1 ¹

2

3

4

5

I ^Raf-

Category

Test method

Requirement given

1 No.

issi

of test

described in

in Clause*

1 ³’

Nonelectrical test» for insulating and sheathing materials (concluded)

1 ^3,4

Tensile test in the state as delivery: (a) Insulation

S

HD 606.1.1. 9.1

Table 1, 1.1 I

(b) Inner sheath

S

HD 606.1.1, 9.2

Table 2,1.1 N

(c) Oversheath

S

HD 606.1.1, 9.2

Table 2, 1.1 К

3.6

Tensile test before and after ageing in air oven:

HD 606.1.2, 8.1

(a) Insulation

s

& HD 506.1.1, 9.1

Table 1, 1.1 & 1.2 I

(b) Inner sheath

s

& HD 506.1.1, 9.2

Table 2, 1.1 & 1.2 I

(c) Oversheath

s

& HD 506.1.1, 9.2

Table 2, 1.1 & 1.2 I

3.6

Hot set test: (a) Insulation

s

HD 606.2.1, 9

ТаЫе 1, 2

(b) Inner sheath (cross-linked)

s

Table 2, 4

(c) Oversheath (cross-linked)

s

Table 2, 4

3.7

Pressure test at high temperature (thermoplastic): (a) Inner sheath

s

HD6O6.3.1, 8.2

Table 2, 3

(b) Oversheath

s

Table 2, 3

3.8

Water absorption tests: (a) Oversheath

s

2.3.6

Table 2, 8

3.9

Density: (a) Insulation

s

HD 505.1.3, 8

2.3.7

(b) Inner sheath

s

2.3.7

(c) Oversheath

s

2.3.7

4.

Tests for complete cables

4.1

Bending test

T, s

HD 606, 2.4.1.1

2.3.12.2

4.2

Thermal endurance test for power cable

T

HD 605, 5.1.5

2.3.13

4.3

Thermal endurance test for control cable

T

HD 606, 5.1.4

2.3.14

I -

2

3

4

6

Category

Test method

Requirement given

^No‘

of test

described in

in Clause*

Test» related to fire conditions

6.1

Oxygen index: (a) Insulation '

T, S

2.3.8

2.3.8 & Table 3

(b) Inner sheath

T, S

2.3.8 & Table 3

(c) Oversheath

T, S

2.3.8 & Table 3

Б.2

Smoke emission (a) Insulation

T, s

2.3.9

Table 3 I

(b) Inner sheath

T, s

Table 3

(c) Oversheath

T, s

Table 3

6.3

Corrosive gas emission: (a) Insulation

T, s

2.3.10

Table 3

(b) Inner sheath

T, s

Table 3

(c) Oversheath

T, s

Table 3

6.4

Complete cable - Flame propagation (a) One vertical cable with burner

T, s

HD405.1

HD 405.1

(b) Cables in vertical furnace

T, s

HD 606, 4.1.2

2.3.11 (b)

(cl Bunched cables

T

HD 406.3

2.3.11 (c)

Nominal cross-sectional area (mm²)

Number of circular copper conductors

1 •

1.5*

4

6

10

16

25

2 2

2

2

2

4

4

4 4

4 .

7

7

7

7

8 8

8

8

10

10

10

10

14

14

14

14

19

19

19

19

27

27

37

37

48

3 x 25 + 16

3 x 50 + 25

3 x 95 + 35

І 3 + 1

J

Nominal cross-sectional area (mm)²

1 *

1.5*

4

6

10

16

25

35

50

95

Insulation thickness mean value (mm)

0.7

0.7

0.7

0.7

0.7

0.7

0.9

0.9

1.0

1.1

Fictitious diameter over laid-up cores D, (mm)

Inner sheath thickness mean value (mm)

Oversheath thickness mean value (mm)

D, < 13

0.8

1.3

13 < D_f < 21

1.0

1.5

21 < D_f < 29

1.2

1.7

29 < D_f

1.4

1.9