IEC 60457-1:1974
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01-01-1974
FOREWORD
PREFACE
Clause
1 Scope
2 Object
SECTION ONE - GENERAL
3 Terminology
4 Type designation
5 Standard atmospheric conditions for testing
6 Visual inspection
7 Marking
SECTION TWO - MECHANICAL REQUIREMENTS
8 Dimensions
9 Curvature
10 Forces on inner conductors
11 Bending moment on outer conductor
12 Centre contact deflection
13 Mechanical endurance test
SECTION THREE - ELECTRICAL REQUIREMENTS
14 Characteristic impedance
15 Attenuation
16 Reflection coefficient r and voltage standing-wave ratio s
17 Contact resistance
18 Screening efficiency of connectors (leakage)
19 Power rating
20 Insulation resistance
21 Voltage proof
SECTION FOUR - ENVIRONMENTAL REQUIREMENTS
22 Dry heat
23 Cold
24 Rapid change of temperature
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