Specification for cables with extruded cross-linked polyethylene or ethylene propylene rubber insulation for rated voltages from 3.8/6.6 kV up to 19/33 kV

Available format(s)

Hardcopy , PDF

Superseded date

30-03-2007

Language(s)

English

Published date

26-02-2002

Publisher

British Standards Institution

Committees responsible
Foreword
Specification
1 Scope
2 Normative references
3 Definitions
4 Voltage designation
5 Conductors
6 Conductor screen
7 Insulation
8 Insulation screen
9 Laying-up
10 Armour
11 Oversheath
12 Marking
13 Sealing and drumming
14 Dimensions
15 Schedule of tests
16 Test conditions
17 Routine tests
18 Sample tests
19 Type tests - Materials
20 Type tests - Electrical
Annexes
A (informative) Recommendations for the selection of cables
B (informative) Information to be provided with the
    enquiry or order
C (informative) Recommendations for the installation of
    cables
D (informative) Guidance on the scope of type tests
E (normative) Partial discharge test
F (normative) Thickness measurements
G (normative) Method of measuring resistivity of extruded
    semi-conducting conductor and insulation screens
H (normative) Impulse voltage test
J (informative) Guide to use
Bibliography
Figure G.1 Test piece and arrangement of electrodes for
             measurement of resistivity of conductor screen
             of circular core
Figure G.2 Test piece and arrangement of electrodes for
             measurement of resistivity of insulation screen
             of circular core
Figure G.3 Arrangement of test piece, electrodes and
             insulating strips for measurement of resistivity
             of conductor and insulation screens of
TABLES
1 - Dimensions of shaped solid aluminium conductors
2 - Single-core cables 3.8/6.6 (7.2) kV
3 - Three-core cables 3.8/6.6 (7.2) kV
4 - Single-core cables 6.35/11 (12) kV
5 - Three-core cables 6.35/11 (12) kV
6 - Single-core cables 8.7/15 (17.5) kV
7 - Three-core cables 9.7/15 (17.5) kV
8 - Single-core cables 12.7/22 (24) kV
9 - Three-core cables 12.7/22 (22) kV
10 - Single-core cables 19/33 (36) kV
11 - Three-core cables 19/33 (36) kV
12 - Schedule of tests
13 - Tolerances on temperature values
14 - D.C. resistance of copper wire screen
15 - Voltage for partial discharge test
16 - Voltage for test on complete cable
17 - Number of sample tests
18 - Hot set test conditions and requirements
19 - Four hour voltage test
20 - Cross-linked polyethylene (XLPE) and ethylene propylene rubber
     compound (EPR) insulation
21 - Mass of zinc coating
22 - Compatibility requirements
23 - Tan in relation to voltage
24 - Tan in relation to temperature
25 - Voltage for impulse voltage test
A.1 - Selection of cables for three-phase a.c. systems
C.1 - Bending radius during installation
C.2 - Bending radius with cable adjacent to joints or terminations
C.3 - Voltage test after installation

Specifies requirements for construction and testing of cables with thermosetting insulation for rated voltages from 3.8/6.6 (7.2) kV up to 19/33 (36) kV, for use in fixed industrial installations and buildings.

Committee	GEL/20/16
DevelopmentNote	Supersedes BS 6622(1991), 97/205747 DC and 99/243586 DC (03/2002)
DocumentType	Standard
Pages	56
PublisherName	British Standards Institution
Status	Superseded

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