Page 25 - Arc Guard System - TVOC-2

ABB ARC GUARD SYSTEM™ – TVOC-2 INSTALLATION AND MAINTENANCE GUIDE 25

Connecting electrical connections
WARNING 1 2 3 4
Make sure that supply voltage is switched off!

This section describes how to connect the electrical
connections to the Arc Monitor and to the Arc
Guard System.

Connecting HMI;
See: “Mounting the HMI” on page 20.
Connecting optical detector
See: “Connecting optical detectors” on page 23. 1SFC170011M0201
Connecting extension module (option) Figure 16
See: “Connecting extension module (option)” on page Electrical connections
24.
Connecting Current Sensing Unit (option) 04
See: “Connecting CSU-2 cable” on page 24.

Electrical connections are:
1. Internal Relay Fault, ( IRF, K1)
2. Trip Signal relays, ( K2, K3)

3. Trip contact, (K4, K5, K6)
4. Power supply

They are situated on top of the Arc Monitor.

2,5x0,6 7
0,2 ... 2,5 mm 2
14 12 11 24 22 21 34 32 31 43 44 53 54 63 64
Connecting the Arc Monitor 0,5 Nm 0,2 ... 2,5 mm 2
WARNING
Make sure that supply voltage is switched off!
First connect the trip signal relays and trip contacts.
Follow the steps below:
1. Connect wires for Internal Relay Fault, IRF, trip
signal relays (K2, K3) and trip contacts (K4, K5, K6).
1SFC170011M0201
2. Use a torque of 0.5 NM Figure 17
Connecting the trip signal relays and trip contacts
3. Use a screwdriver 2.5 x 0.6 mm (0.98 x 0.23 inches)
4. Cable area 0.2 - 2.5 mm² (0.078 x 0.98 inches²).
5. Connect cable for IRF, K1 to terminal number, 14, 12, 11.
6. Connect cable for K2 to terminal number 24, 22, 21.
7. Connect cable for K3 to terminal number 34, 32, 31.
8. Connect cable for K4 to terminal number 43, 44. 14 12 11 24 22 21 34 32 31 43 44 53 54 63 64
9. Connect cable for K5 to terminal number 53, 54.
10. Connect cable for K6 to terminal number 63, 64.

1SFC170011M0201
Figure 18
Connecting the trip signal relays and trip contacts