Table of Contents

FOREWORD
1 Scope
  1.1 Classes
  1.2 Categories
  1.3 Styles
2 Normative references
3 Definitions
4 Composition
5 Classification
6 Physical requirements
  6.1 Shape
  6.2 Dimensions
  6.3 Thickness
  6.4 Workmanship and finish
  6.5 Marking
  6.6 Packaging
7 Tests on conductor covers
  7.1 General
  7.2 Visual inspection and measurements
      7.2.1 Shape
      7.2.2 Dimensions
      7.2.3 Workmanship and finish
      7.2.4 Marking
      7.2.5 Packaging
  7.3 Mechanical tests
      7.3.1 General
      7.3.2 Mechanical puncture resistance
      7.3.3 Tension set
      7.3.4 Tensile strength and elongation at break
      7.3.5 Tear resistance test
      7.3.6 Mechanical positioning test
  7.4 Dielectric tests
      7.4.1 General
      7.4.2 Electrodes
      7.4.3 Test equipment
      7.4.4 Failure indicator
      7.4.5 AC voltage dielectric test
      7.4.6 DC voltage test
      7.4.7 Dielectric test on assembly
  7.5 Ageing tests
  7.6 Thermal - Melting resistance
8 Tests on conductor covers with special properties
  8.1 General
  8.2 Category A - Acid resistance
  8.3 Category H - Oil resistance
  8.4 Category C - Extremely low temperature
  8.5 Category W - Extremely high temperature
  8.6 Category Z - Ozone resistance
      8.6.1 Method A
      8.6.2 Method B
  8.7 Category P - Humid condition
9 Quality assurance plan and sampling procedure
  9.1 General
  9.2 Records
Annex A (normative) Symbol for marking - Double triangle
Annex B (normative) Classification of tests
Annex C (normative) Oil for tests on category H
        conductor covers - Oil resistance
Annex D (normative) Sampling plans and procedures
Annex E (informative) Electrical limits for the use
        of conductor covers (line hoses) of
        insulating material
Annex F (informative) Acceptance tests
Annex G (informative) Recommendations for in-service care
Bibliography
Figures
Tables

Abstract

Applies to flexible insulating covers for the protection of workers from accidental contact with live or earthed electrical conductors and for the avoidance of short circuits during live working.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	International Electrotechnical Committee
Pages
ISBN
Committee	TC 78