49
21.
Parallel Operation
This inverter can be used in parallel with maximum 6 units. The supported maximum
output power is 36KW/36KVA.
21-1. Parallel cable
You will find the following items in the package:
Parallel communication cable
Current sharing cable
21-2. Mounting the Unit
When installing multiple units, please follow the illustration below.
NOTE:
For proper air circulation to dissipate heat, it’s necessary to allow a clearance of
approx. 20 cm to the side and approx. 50 cm above and below the unit. Be sure
to install each unit in the same level.
21-3. Wiring Connection
The cable size of each inverter is shown below:
Recommended battery cable and terminal size for each inverter:
Model
Wire Size
Ring Terminal
Torque value
Cable mm
2
Dimensions
D (mm)
L (mm)
4KW
4
22
8.4
54.2
7~12 Nm
WARNING:
Be sure the length of all battery cables is the same. Otherwise, there will
be voltage difference between inverter and battery and it might cause
mal-function of the working inverters in parallel.
Ring terminal:
Summary of Contents for Sp4000 Premium
Page 1: ...Sp4000 Premium Hybrid PV Inverter User manual Version 1 2 User Manual...
Page 20: ...18 You can set the related parameters in software Refer to the diagram below...
Page 38: ...36 Battery voltage or percentage Procedure Date and time Procedure...
Page 44: ...42 There is setting screen from software shown below...
Page 58: ...56 Parallel for output Enable Parallel for output Disable...
