ABB CSU-2LV, Installation And Maintenance Manual, Page: 21 / 84

ABB
ARC GUARD SYSTEM™ – CSU-2LV/2MV INSTALLATION AND MAINTENANCE GUIDE 21
4.2.2 Mounting CSU-2
This section describes the procedure to mount the CSU-2.
The procedure is divided into the following components:
• CSU-2
• Current Sensors
Placing CSU-2
The CSU-2 can be mounted anywhere in the switchgear,
for example in the breaker cubicle or in a separate control
cabinet.
Mounting CSU-2
This section describes how to mount the CSU-2 at its
location.
The CSU-2 can be mounted on:
• A wall
• DIN Rail
Mounting on wall
Follow the steps below to mount the CSU-2 on the wall:
1.
Predrill holes in the wall to fit screws 5M.
See
Figure 3
for dimensions.
2. Place the CSU-2 on the wall.
3. Screw-in each corner of the CSU-2.
4. Use a torque wrench and torque the screws to
2.4 Nm.
Mounting on a DIN rail
Follow this procedure to mount the CSU-2 on a DIN rail:
1.
Hook the CSU-2 to the DIN rail.
2. Snap the CSU-2 on to the rail then release the barrier.
Figure 3
Mounting on wall
1SFC170020M0201
2,4 Nm
145
130
M5
Figure 4
Mounting on DIN rail
1SFC170020M0201
3
1
2
35
7,5 / 15
04