MPPT SMPPT20D User Manual

SMPPT Installation & Operation Manual Version 1.0
9
Model Category
Pmax
Voc Isc Vpmax
Ipmax
STP140D-12/
TEA
Single
Crystallin
e Silicon
Module
140W
22.4V
8.33A
17.6V
7.95A
MS140GG-02
Thin-film
Module
140W
29.0V
7.12A
23.0V
6.52A
STP190S-24/
Ad+
Single
Crystallin
e Silicon
Module
190W
45.2V
5.65A
36.6V
5.2A
NS-F130G5
Thin-film
Module
130W
60.4V
3.41A
46.1V
2.82A
The above parameters are for condition of 25°C, AM1.5 spectrum, and
1000W/m
2
illumination intensity.
Table 3-2: Solar Panels Model and Parameters
Model For 12V System
For 24V System
For 48V System
STP140D-12/T
EA
N in parallel
two in series,
N in parallel
four in series,
N in parallel
MS140GG-02 N in parallel
two in series,
N in parallel
four in series,
N in parallel
STP190S-24/A
d+
N in parallel N in parallel
two in series,
N in parallel
NS-F130G5 N in parallel N in parallel
two in series,
N in parallel
N means the quantity number required by the output current.
Table 3-3: Solar Panels Model and System Configuration Solution
3.3 Wire Sizing
To ensure the cable temperature does not exceed the safety range, the
copper cable’s area must be less than 4A/mm
2
. In reality application, user can
choose the appropriate cables according to the system voltage, permitted
cable temperature, cable voltage drop and also cable material. We suggest

MPPT SMPPT20D Specifications

General

Brand	MPPT
Model	SMPPT20D
Category	Controller
Language	English