ABB PVS-50-TL

- 136 -
000878BG
7 - Operation
9. Voltage absence check on DC side
• Access to the wiring box by opening the front wiring box cover
04
.
• Visually inspect the components to identify the presence of any
overheating, signs of electric arcs, failure of the insulating devices.
10. Check the absence of voltage on the DC terminal block using
the VAT
• Check the absence of voltage on the DC terminal block measuring
between “Positive (positive side string fuses board
35
)
and
protective earth terminal
37
”.
37
35