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IEC 60418-1 : 1.0

IEC 60418-1 : 1.0

VARIABLE CAPACITORS - TERMS AND METHODS OF TEST

International Electrotechnical Committee

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Table of Contents

FOREWORD
PREFACE
SECTION ONE - GENERAL
Clause
1 Scope
2 Object
3 Terminology
SECTION TWO - GENERAL REQUIREMENTS FOR TESTS
4 Test conditions
SECTION THREE - METHODS OF TEST
5 Visual examination
6 Dimensions and effective angle of rotation
7 Capacitance
8 Blacklash
9 Tangent of the loss angle
10 Insulation resistance
11 Voltage proof
12 Rotor contact resistance
13 Temperature coefficient
14 Capacitance drift
15 Operating torque
16 Locking
17 Locking torque proof
18 End stop torque
19 Thrust and pull (axial)
20 Side thrust
21 Robustness of temperature
22 Rapid change of temperature
23 Soldering
24 Impact
25 Vibration
26 Climatic sequence
27 Damp heat (steady state)
28 Corrosion
29 Endurance
30 Sealing (normal conditioning)
31 Sealing (extended conditioning)
32 Capacitance drift after adjustment

Abstract

Describes the tests on capacitors to establish, under laboratory conditions, their suitability for use over stated ranges of temperature, air pressure and humidity, their ability to withstand specified conditions of mechanical shock such as are to be expected under transit or operational conditions, their ability to withstand the rigours of normal assembly processes attendant on their incorporation in equipment.

General Product Information

Document Type Standard
Status Current
Publisher International Electrotechnical Committee
Committee TC 40

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