一、Description
    The type is fully - enclosed type cunent transformer.  They are used for voltage power measurement and
relay protection with frequency 50Hz or 60Hz, rated voltage 35kV. The transformers can be executed ac-
cording to the standards IEC60044 -l and GB1208.
二、Type designation

三、Constniction

    This current transformer is fully enclosed and wall through type. It is ZW7 -40.5 Special transfomer
for switch.

四、Technical  data
    1、rated insulation level：40. 5/95/185  kV：
    2、rated secondary current：5A,1 A；
    3、Rated pnmary current, accu-
racy classes combination. rated output and rated dynamic current see the form:
    4、The conditions of the partial discharge test ac-
cording to CB 1208《current transformer》 will be fulfilled without exception;
    5、pollution class:  II class