92
SVGm
Instruction Manual
4
Figure 91: Change of cooling fans (Step 4)�
⑤
Follow the steps from
step 4
“10.5.-CHANGE OF COOLING FANS: SVGm type RACK”
10�7�- CHANGE OF COOLING FANS: CABINET TYPE SVGm
Table 50: Tools needed (Cabinet type SVGm)
Tools needed
SVGm-3WF-100C, SVGm-4WF-069C and SVGm-4WF-067C:
1
Fan assembly replacement
SVGm-xxx-100x, Code: 920124
SVGm-3WF-200C, SVGm-4WF-138C and SVGm-4WF-134C:
2
Fan assembly replacement
SVGm-xxx-100x, Code: 920124
SVGm-3WF-300C, SVGm-4WF-207C and SVGm-4WF-201C:
3
Fan assembly replacement
SVGm-xxx-100x, Code: 920124
SVGm-3WF-400C SVGm-4WF-276C and SVGm-4WF-268C:
4
Fan assembly replacement
SVGm-xxx-100x, Code: 920124
25
Screwdriver for
Torx 25
head screws
30
Screwdriver for
Torx 30
head screws
4
Screwdriver for
Allen 4
head screws
5
Screwdriver for
Allen 5
head screws
10
Screwdriver for
Hexagonal 10 mm
head screws
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.
③
Access the 100A modules through the front panel. This is done by loosening the front screws.
25 y 30
1�5 Nm
④
Proceed from point
3
of section
“10.5.-CHANGE OF COOLING FANS: SVGm type RACK”
with each of the
device’s 100A modules.
Note:
When checking the fans in the “
master
” device, the slave device fans will be activated automat-
ically.