Cooperating organizations
National foreword
Foreword
Introduction
1. Scope
2. Definitions
3. Designation system
4. Characteristic numeral for circuit arrangement
5. Characteristic letter for coolant
6. Characteristic numeral for method of movement
Annexes
A. Commonly used designations
B. Comparison of examples from the first and second
editions of IEC 34-6
National annex NA (informative) Committees responsible