Assembling The Pv Connectors - Sungrow SG30CX User Manual

5 Electrical Connection
Prior to connecting the inverter to PV inputs, the specifications in the following table
should be met:
T T y y p p e e
SG30CX
SG33CX
SG40CX
SG50CX

5.7.2 Assembling the PV Connectors

High voltage may be present in the inverter!
Ensure all cables are voltage-free before performing electrical operations.
•
Do not connect the AC circuit breaker before finishing electrical connection.
•
Use MC4 DC terminals if the maximum input voltage is no more than 1,000 V.
•
Use MC4-Evo2 DC terminals if the maximum input voltage is greater than
•
1,000 V. To purchase the MC4-Evo2 DC terminals, contact SUNGROW.
Select appropriate DC terminals as required above. Otherwise, SUNGROW
•
shall be held no liability for the damage caused.
SUNGROW provides corresponding PV connectors in the scope of delivery for
quick connection of PV inputs. To ensure IP66 protection, use only the sup-
plied connector or the connector with the same ingress of protection.
36
f f i i g g u u r r e e 5 5 - - 3 3 PV Input Configuratinon (SG20RT for example)
O O p p e e n n - - c c i i r r c c u u i i t t V V o o l l t t a a g g e e
L L i i m m i i t t
1100 V
1100 V
1100 V
1100 V
User Manual
M M a a x x . . C C u u r r r r e e n n t t f f o o r r I I n n p p u u t t
C C o o n n n n e e c c t t o o r r
30 A
30 A
30 A
30 A