CEI IEC TR 63139
Explanation of the mathematical addition of working voltages, insulation between circuits and use of PELV in TC 34 standards
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| Organization: | CEI |
| Publication Date: | 1 February 2020 |
| Status: | active |
| Page Count: | 20 |
| ICS Code (Lamps in general): | 29.140.01 |
Document History
CEI IEC TR 63139
February 1, 2020
Explanation of the mathematical addition of working voltages, insulation between circuits and use of PELV in TC 34 standards
A description is not available for this item.
June 1, 2019
Explanation of the mathematical addition of working voltages, insulation between circuits and use of PELV in TC 34 standards
This document is related to the insulation coordination in TC 34 standards and provides explanations on mathematical addition of working voltages, insulation between circuits, use of protective extra...