APT 8KW - Recommended Panel Configuration; PV Module Selection Guidelines

11
Recommended Panel Configuration
When selecting proper PV modules, please be sure to consider the following parameters:
1. Open circuit Voltage (Voc) of PV modules not to exceed maximum PV array open circuit voltage of the
inverter.
2. Open circuit Voltage (Voc) of PV modules should be higher than the start-up voltage.
INVERTER MODEL
8KW
Max. PV Array Power 4000W*2
Max. PV Array Open Circuit Voltage 450Vdc
PV Array MPPT Voltage Range 120Vdc~450Vdc
Recommended solar panel configuration:
Solar Panel Spec.
(reference)
- 250Wp
- Vmp: 30.7Vdc
- Imp: 8.3A
- Voc: 36Vdc
- Isc: 8.4A
- Cells: 60
SOLAR INPUT 1 SOLAR INPUT 2
Q'ty of panels Total Input Power
Min. in series: 4pcs, per input
Max. in series: 12pcs, per input
4pcs in series x 4pcs 1000W
x 4pcs in series 4pcs 1000W
12pcs in series x 12pcs 3000W
x 12pcs in series 12pcs 3000W
6pcs in series 6pcs in series 12pcs 3000W
6pcs in series, 2
strings
x 12pcs 3000W
x
6pcs in series, 2
strings
12pcs 3000W
8pcs in series, 2
strings
x
16pcs 4000W
x
8pcs in series, 2
strings
16pcs 4000W
9pcs in series, 1 string 9pcs in series, 1 string 18pcs 4500W
10pcs in series, 1
string
10pcs in series, 1
string
20pcs 5000W
12pcs in series, 1
string
12pcs in series, 1
string
24pcs 6000W
6pcs in series, 2
strings
6pcs in series, 2
strings
24pcs 6000W
7pcs in series, 2
strings
7pcs in series, 2
strings
28pcs 7000W
8pcs in series, 2
strings
8pcs in series, 2
strings
32pcs 8000W