NEN-EN 50708-3-4
Power transformers - Additional European requirements - Part 3-4: Large power transformer - Special tests for corrugated tank and radiators
active, Most Current
| Organization: | NEN |
| Publication Date: | 1 September 2022 |
| Status: | active |
| Page Count: | 12 |
| ICS Code (Transformers. Reactors): | 29.180 |
scope:
This document describes a special test for tanks of liquid-immersed transformers which during service are hermetically sealed and fully filled with liquid and volume change of the liquid due to temperature change compensated by elastic deformation of the cooling element for Large Power Transformers having a rated power greater than 3150 kVA.
Document History
NEN-EN 50708-3-4
September 1, 2022
Power transformers - Additional European requirements - Part 3-4: Large power transformer - Special tests for corrugated tank and radiators
This document describes a special test for tanks of liquid-immersed transformers which during service are hermetically sealed and fully filled with liquid and volume change of the liquid due to...
March 1, 2021
Power transformers - Additional European requirements - Part 3-4: Large power transformer - Special tests for corrugated tank and radiators
This document describes a special test for hermetically sealed transformers with integral filling equipped with corrugated tank or tank with expandable radiators for Large Power Transformers > 3 150...