Page 19 - Arc Guard System - TVOC-2

ABB ARC GUARD SYSTEM™ – TVOC-2 INSTALLATION AND MAINTENANCE GUIDE 19

4.2.2 Mounting TVOC-2

This section describes the procedure to mount and
connect the Arc Monitor.
The procedure is divided into following components:
• Arc Monitor
• Human Machine Interface, HMI
• Detectors
• Extension
• Current Sensing Unit, CSU-2

Placing Arc Monitor
The Arc Monitor can be mounted anywhere in the
switchgear, for example in the breaker cubicle or in a
separate control cabinet. 04

Mounting Arc Monitor
This section describes how to mount the Arc Monitor at
its location.
The Arc Monitor can be mounted on:
• A wall
• DIN Rail

217
Mounting on wall
Follow the steps below to mount the Arc Monitor on the
wall: Trip Error 187.5
2.4 Nm
1. Predrill holes in wall to fit screws M5. M5
See figure 1 for dimensions.
2. Place the Arc Monitor on the wall.
3. Screw in each corner of the monitor. 1SFC170011M0201
4. Use a torque wrench and torque the screws Figure 1
Mounting on wall
to 2.4 Nm.

Mounting on a DIN rail
Follow this procedure to mount the Arc Monitor on a
DIN rail:

1. 1 Hook the Arc Monitor to the DIN rail.
1
2. 2 Pull the barrier down, between detector 5 and 6.
3. 3 Snap the Arc Monitor on to the rail then release 7,5 / 15
the barrier.
35
2 3

1SFC170011M0201
Figure 2
Mounting on DIN rail