IG-168-EN version 05; 17/04/2020
5
General instructions
transforma
.dis: Distribution transformers immersed
in dielectric liquid up to 3150 kVA
Description and main characteristics
1.1.1. Individual or routine tests
The transformers are subjected to routine tests, which
guarantee compliance with the following standards:
UNE-EN 60076-1, IEC-60076-1
Winding resistance measurement
UNE-EN 60076-1, IEC 60076-1
Transformation ratio measurement and check up of vector group
UNE-EN 60076-1, IEC 60076-1
Measurement of load losses and short-circuit voltage at main tapping
UNE-EN 60076-1, IEC 60076-1
Losses and no-load current measurement
UNE-EN 60076-3, IEC-60076-3
Power frequency voltage test
UNE-EN 60076-3, IEC-60076-3
Induced voltage test
Table 1.1.
Standards
1.1.2. Test protocol
All the information regarding the transformer tests
is recorded in the "Test Protocol" enclosed with the
transformer documentation.
Summary of Contents for velatia transforma.dis
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