ABB Arc Guard System TVOC-2 Installation And Maintenance Manual page 31

ABB ARC GUARD SYSTEM™ – T VOC-2 INSTALL ATION AND MAINTENANCE GUIDE
No CSU connected
When there is no CSU connected to the Arc Monitor then
set the DIP switch 1 and 2 to position 0.
DIP switch 1 and 2 in position 0 is the default state
(factory settings).
One (1) CSU connected
If there is one (1) CSU connected to the CSU input X1, 21
then set the DIP switch 1 to position ON.
DIP switches 1, 2, 3 and 4 to position ON
Set DIP switches 1, 2, 3 and 4 to position ON. In this
configuration two CSU are connected.
For more information See: "Two (2) CSU connected" on
page 31.
• Any detector with combination of over current
condition in CSU 21, operates trip contacts K4 and K6.
As well as signal relays K2 and K3.
• Any detector with combination of over current
condition in CSU 22, operates trip contacts K5 and K6.
As well as signal relays K2 and K3.
Two (2) CSU connected
If there are two (2) CSUs connected to the CSU input 21
and 22 then set the DIP switch 1 and 2 to position ON.
WARNING
The CSU cable is connected before
configuration is made.
For more information how to connect CSU
cables, See: "Connecting CSU cable" on
page 24.
A
O
3 4 5 6 7 8
1 2
N
Figure 35
No CSU connected
O
1 2 3 4 5 6 7 8
N
Figure 36
One CSU connected
O
1 2 3 4 5 6 7 8
N
X3
X2
X1
Figure 37
DIP switches 1,2,3 and 4 to position ON
O
3 4 5 6 7 8
1 2
N
Figure 38
Two CSU connected
B
1SFC170011M0201
1SFC170011M0201
43 44 53 54 63 64
43 44 53 54 63 64
K4 K5
K6 K4 K5 K6
Trip Trip Trip Trip Trip Trip
X3
X2
X1
CSU CSU
1SFC170011M0201
1SFC170011M0201
31