MULTICORE AND SYMMETRICAL PAIR/QUAD CABLES FOR DIGITAL COMMUNICATIONS TO BE USED IN HARSH ENVIRONMENTS - PART 1: GENERIC SPECIFICATION
International Electrotechnical Committee
FOREWORD
INTRODUCTION
1 General
1.1 Scope
1.2 Normative references
1.3 Definitions
1.4 Environmental considerations
2 Materials and cable construction
2.1 General remarks
2.2 Cable construction
2.3 Identification
2.4 Finished cable
3 Test methods
3.1 General remarks
3.2 Electrical tests
3.3 Mechanical and dimensional measurement tests
3.4 Environmental tests
3.5 Temperature tests
3.6 Chemical tests
3.7 Radiation tests
Annex A (normative) Horizontal integrated fire-test method
A.1 Definitions, symbols and abbreviations
A.2 Test environment
A.3 Test apparatus
A.4 Test specimens
A.5 Calibration and maintenance of test equipment
A.6 Test specimen preparation
A.7 Test procedures
A.8 Post-test clean-up and inspection
A.9 Calculations
A.10 Report
Annex B (normative) Method for determining suitability of
oxygen analysers for making heat release measurements
B.1 General
B.2 Procedure
B.3 Additional precautions
Annex C (informative) Material information list
C.1 Analyser
C.2 Fire-test chamber
C.3 Firebrick
C.4 Inside glass panes
C.5 Lamp
C.6 Recording device
C.7 Bi-directional probe
C.8 Neutral density filters
C.9 Gas calorimeter
C.10 Standard insulated conductor (calibration cable)
Annex D (informative) Brick sizes
Bibliography
Specifies the definitions and test methods, when used in harsh environment, of symmetrical pair and quad cables used in digital communication systems such as ISDN, local area networks and data communication systems. Gives guidance concerning the design and testing of these cables.
| Document Type | Standard |
| Status | Current |
| Publisher | International Electrotechnical Committee |
| Committee | TC 46 |
