ELECTRIC CABLES - CALCULATION OF THE CURRENT RATING - PART 1-3: CURRENT RATING EQUATIONS (100 % LOAD FACTOR) AND CALCULATION OF LOSSES - CURRENT SHARING BETWEEN PARALLEL SINGLE-CORE CABLES AND CALCULATION OF CIRCULATING CURRENT LOSSES
International Electrotechnical Committee
FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Symbols
4 Description of method
4.1 General
4.2 Outline of method
4.3 Matrix solution
Annex A (informative) Example calculations
Annex B (informative) Example of the computation of
the coefficient alpha for hollow core conductors
Bibliography
Gives a method to calculate the phase currents and circulating current losses in single-core cables arranged in parallel. The method described in this standard can be used for any number of cables per phase in parallel in any physical layout.
| Document Type | Standard |
| Status | Current |
| Publisher | International Electrotechnical Committee |
| Committee | TC 20 |
