- 141 -
000845BG
7 - Operation
10. Voltage absence check on DC side
•
Access to the wiring box
02
by opening the front wiring box cover
07
.
• Visually inspect the components to identify the presence of any
overheating, signs of electric arcs, failure of the insulating devices.
• Check the all the LEDs installed on the positive string fuses plate
19
are OFF.
11. 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-ground”.
R S T N
19
CH1
CH3
CH5
CH2
PE
CH4
CH6
R S T N
19
CH1 CH2
CH3 CH4
CH5 CH6