Circutor AFQm-3WF-030M-480, Instruction Manual

Page: 100 / 116

100
AFQm
Instruction Manual
4
Disconnect the display.
4
Figure 102: AFQm-xxx-100M Change of cooling fans (Step 4)�
5
Follow the steps from
step 4
in section
“10.5.- CHANGE OF COOLING FANS: AFQm OF 100A RACK”
10�7�- CHANGE OF COOLING FANS: CABINET TYPE AFQm
Table 48:Tools needed (cabinet type AFQm)
Tools needed
AFQm-xxx-100C and AFQm-xxx-070C:
1 Fan assembly replacement AFQm-xxx-100x, Code: 920124
AFQm-xxx-200C and AFQm-xxx-140C:
2
Fan assembly replacement AFQm-xxx-100x, Code: 920124
AFQm-xxx-300C and AFQm-xxx-210C:
3
Fan assembly replacement
AFQm-xxx-100x, Code: 920124
AFQm-xxx-400C and AFQm-xxx-280C:
4
Fan assembly replacement AFQm-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 AFQm 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: AFQm OF 100A RACK”
with each