6
TR A N S FOR M E R BUS H I NG S T Y PE G SA - OO
T EC H N I C A L G U I D E
Table 1. General specifications
For conditions exceeding the standard specification, please consult the supplier.
Application:
Transformers
Classification:
Resin impregnated paper, capacitance graded, completely immersed bushing
Ambient temperature:
Not applicable
Altitude of site:
Not applicable
Level of rain and humidity:
Not applicable
Pollution level:
Not applicable
Immersion medium:
Transformer oil or poly-buthylen. Max. daily mean oil temperature 90 °C. Max. normal
load 100 °C, emergency duty 115 °C acc. to IEC 60137.
Oil level in transformer:
Not lower than 25 mm from the bushing flange
Max. pressure of medium:
100 kPa over pressure
Angle of mounting:
Horizontal to vertical
Test tap:
Test tap with 4 mm contact pin
Capacitance C
2
of test tap:
< 5 000 pF
Conductor:
Solid or flexible pull through conductor
Markings:
Conforming to IEC / IEEE
