Nome file: buchholz relay testing device REV. 1 DTD 17/06/2008 Pagina 2 di 4
UNCONTROLLED COPY
Fig.2
d)
Make sure that vent cock on relay (fig. 3) is closed (black cock handle in horizontal
position) before removing the protective plug
e)
Unscrew the protective plug of the vent cock and screw joint 6 on the same (fig.3)
Fig.3
6
4
1
Summary of Contents for RG3.3
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