Introduction
1 Scope
2 Definitions
3 Electrical characteristics
4 Design characteristics
4.1 Type of oil preservation and degree of sealing
4.2 Terminal markings
4.3 Provision for cable box Type 1 connections
4.4 Provision for cable box Type 2
5 Transformer requirements
5.1 Transformers with cable boxes, mounted on both sides
5.2 Transformers with cable boxes, cover mounted
5.3 Unit substation transformer, with cable boxes mounted
on the same side
5.4 Unit substation transformer with flange boxes, cover
mounted
6 Distance between bushings
7 Tests