UNE 20-138-1990
25 to 2500 kVA, 50 Hz low voltage shunt three-phase transformer
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UNE 20-138-1990
Standard No.
UNE 20-138-1990
Release Date
1990
Published By
ES-AENOR
Scope
The purpose of this standard is to establish the specifications that these transformers must meet.
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