Norm
[AKTUELL]
UNE 21428-1
UNE 21428-1
Three-phase liquid -immersed distribution transformers 50 Hz, from 25 kVA to 3150 kVA with highest voltage for equipment not exceeding 36 kV. Part 1: General requirements. National complementary annex
Titel (englisch)
Three-phase liquid -immersed distribution transformers 50 Hz, from 25 kVA to 3150 kVA with highest voltage for equipment not exceeding 36 kV. Part 1: General requirements. National complementary annex