2. Parallel Connection
2.1 Maximum number of inverter parallelled
With X3-EPS
Parallel BOX
Without X3-
EPS Parallel
BOX
• UP to 10 inverters can be connected in parallel if there is no EPS connection.
2.2 Parallel connection method
• Parallel connection method 1 with SolaX X3-EPS Parallel BOX
Meter/
Meter
CT
X3-EPS
COM
Parallel
BOX
• Parallel connection method 2 without SolaX X3-EPS Parallel BOX
64
X3-ULT-
X3-ULT-
15KP
15K
10
10
Inverter
Master
Parallel
Parallel
2
1
Inverter
Master
Meter/
Meter
CT
X3-ULT-
X3-ULT-
19.9K
20K
7
7
3
Inverter
Slave 1
Parallel
Parallel
Parallel
2
1
Network cable
Inverter
Slave 1
Parallel
Parallel
Parallel
2
1
Network cable
X3-ULT-
X3-ULT-
20KP
25K
7
Inverter
Slave 4
Parallel
Parallel
2
1
2
Inverter
Slave 2
Parallel
1
2
Network cable
X3-ULT-
30K
6
5
Inverter
Slave 5
Parallel
1