BREATHER : Extracts moisture of the air drawn in the transformer
from the atmosphere, which contains dehydrating material like silica gel
crystals. The material is blue when dry and pink when damp.
TERMINAL ARRANGEMENT : Are either of bare bushing or covered with
the cable box, as the requirement of customer.
BUCHLOZ RELAY : Protects against electrical faults developed
inside the transformer accomplished by generation of gas. They are
provided in the transformer of higher ratings.
OIL LEVEL INDICATOR : Are fixed at conservator to indicate the
level of oil. Generally Transformer of higher rating have magnetic oil
level gauge with alarm.
TEMPERATURE INDICATOR : Shows the maximum oil temperature and
maximum winding temperature indicator are provided in transformer of