IEC 61235 : 1.0
IEC 61235 : 1.0
LIVE WORKING - INSULATING HOLLOW TUBES FOR ELECTRICAL PURPOSES
International Electrotechnical Committee
LIVE WORKING - INSULATING HOLLOW TUBES FOR ELECTRICAL PURPOSES
International Electrotechnical Committee
FOREWORD
Clause
SECTION 1: GENERAL
1 Scope
2 Normative references
3 Definitions
3.1 Terms used in accordance with IEC 50(151)
3.2 Terms used in accordance with IEC 410
3.3 Definitions OF SPECIAL TERMS
4 Classification
4.1 Mechanical category
4.2 Electrical category
SECTION 2: TECHNICAL CHARACTERISTICS
5 Materials
6 Diameters of tubes
SECTION 3: TYPE TESTS
7 General
8 Visual inspection and dimensional check
8.1 Visual inspection
8.2 Dimensional check
9 Dielectric tests
9.1 Dielectric tests before and after exposure
to humidity
9.2 Dielectric wet test
10 Mechanical tests
10.1 Bending tests
10.2 Torsion test
10.3 Crushing test
11 Mechanical fatigue tests
11.1 Bending test
11.2 Dielectric tests
SECTION 4: ROUTINE TESTS AND SAMPLING TESTS
12 Routine tests
13 Sampling tests
14 Additional tests not indicated
SECTION 5: SPECIAL CLAUSES
15 Marking
16 Modification
17 Acceptance
Annexes
A Dielectric tests before and after exposure to
humidity
B Dielectric wet test
C Mechanical tests
D Routine tests
E Sampling procedure
F Acceptance tests
Applies to insulating hollow tubes made of synthetic materials and intended for tools and equipment for work on systems operating at voltages above 1 kV.
Document Type | Standard |
Status | Current |
Publisher | International Electrotechnical Committee |
Committee | TC 78 |