Page 26 - Arc Guard System - TVOC-2

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

Connect Power Supply. To connect the power supply of
the TvOC-2 unit 1SFA664001R1001 and 1SFA664001R1003
do the following steps: 2.5x0.6 6
0.2 ... 2.5 mm 2 PE A1 A2 L1
N
1. Connect wires for power supply, use a torque of 0.5 Nm 0.2 ... 2.5 mm 2
0.5 Nm.
2. Use screwdriver 2.5 x 0.6 mm (0.98 x 0.23 inches).
3. Cable area 0.2 - 2.5 mm² (0.078 x 0.98 inch²).
Trip Error
4. Connect the cable for power supply 100-240v AC /
100-250v DC. See Figure 19.

For 1SFA664001R1002 and 1SFA664001R1004
connect the cable for power supply 24-48v DC. 1SFC170011M0201
The unit has dual power supplies (A1, A3) for Figure 19
redundancy with a common minus (A2). The Connecting power supply
supplies can be used separately. See Figure 20.
2.5x0.6 7
WARNING 0.2 ... 2.5 mm 2
04
0.5 Nm 0.2 ... 2.5 mm 2
Always connect PE to Protective Earth!
A1 A3 + A2 - PE
+
28-48V DC

Trip Error
1SFA6641001R1002

1SFC170011M0201
Figure 20
Dual power supply