NORMAFIX
Connect the three cable earth plaits to the earth main bar with M8x30H screws and
immobilize the nut with a wrench 13, tightening torque 0,9 daNm.
8.9 Toroidal transformers Cable Connections
It is possible to install toroidal current sensors in
fault detector’s cables.
To assure its correct operation, it is necessary to
confirm that the earth cable connection is made
from the interior of the current sensors.
8.10 Assembling of fuses
Proceed as indicated in figures:
Using the fuse itself, rise the fuse holder upper shell cover;
Fit the fuse lower part into the fuses holder lower shell;
Fit the fuse upper part into the fuses holder upper shell making sure that the upper
shell cover is correctly closed;
The fuse should not be held by its central part.
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