85
Instruction Manual
SVGm
10�4�- CHANGE OF COOLING FANS: SVGm OF 41�4 and
60 kvar
Table 47: Tools needed (SVGm-3WF-060M and SVGm-4WF-040M)
Tools needed
Fan assembly replacement
SVGm3WF-060M and SVGm4WF-040M, Code: 920122
2
Screwdriver for
PH2
head screws
3
Screwdriver for
Allen 3
head screws
Figure 82: Location of the cooling fans�
To proceed to change the set of fans:
①
Place the
SVGm
in
STOP
mode and disconnect the device from the power. If necessary, disconnect
all the connection cables and short-circuit the current transformers.
②
Wait for 1 minute for the capacitors to discharge before opening the device.