ABB PVS-100-TL-B-SY2 Product Manual page 153

Check First Second
sequence point point
1° check R
2° check S
3° check T
4° check N
5° check R
6° check S
7° check T
8° check R
9° check S
10° check T
12. Voltage absence test on AC side (wiring box)
• Remove the AC protective shield
as shown in the picture.
• Visually inspect the components to identify the presence of any
overheating, signs of electric arcs, failure of the insulating devices,
loosen connections or cables not connected.
• Check there is no voltage on the AC connection busbar
of the AC breaker. Measuring between the all points (using the voltage
detector) refer to table below.
PE
PE
PE
PE
S
T
R
N
N
N
- 153 -
8 - Maintenance
over the AC connection busbar
27
27
27
21
21
downstream
PE