Connection Procedure; Ac Cable Connection; Ac Side Requirements - Sungrow SG30CX User Manual

5 Electrical Connection

5.5.2 Connection Procedure

step 1 Prepare the cable and OT/DT terminal,refer to
step 2 Remove the screw on the grounding terminal and fasten the cable with a screwdriver.
step 3 Apply paint to the grounding terminal to ensure corrosion resistance.
The grounding screws have been anchored to the side of the inverter before
delivery, and do not need to be prepared.
There are two grounding terminals. Use at least one of them to ground the
inverter.
- - - - E E n n d d

5.6 AC Cable Connection

5.6.1 AC Side Requirements

Connect the inverter to the grid only after getting an approval from the local
electric power company.
Before connecting the inverter to the grid, ensure the grid voltage and frequency comply
with requirements, for which, refer to " " T T e e c c h h n n i i c c a a l l D D a a t t e e " " . Otherwise, contact the electric
power company for help.
A A C C C C i i r r c c u u i i t t B B r r e e a a k k e e r r
An independent circuit breaker or fuse is installed on the output side of the inverter to
ensure safe disconnection from the grid.
I I n n v v e e r r t t e e r r
SG30CX
30
R R e e c c o o m m m m e e n n d d e e d d r r a a t t e e d d v v o o l l t t a a g g e e
400V
" Crimp OT/DT terminal".
R R e e c c o o m m m m e e n n d d e e d d r r a a t t e e d d
c c u u r r r r e e n n t t
63A
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