8.1 Electrical Parameters
Item
Max charging current
System voltage
System voltage setting
MPPT charging voltage
Boost voltage
Equalization voltage
Float voltage
Low voltage disconnect
Low voltage reconnect
Overcharge protect
Temp. Compensation
Charging target voltage
Charging recovery voltage
Low voltage disconnect
Low voltage reconnect
Battery type
Max volt on Bat. Terminal
Max volt on PV terminal
Max input power
MPPT tracking range
Max tracking efficiency
Max charge conversion
Efficiency at full load
Self consumption
Grounding
Data memory
Relay
Communication
@25℃
@25℃
@25℃
MT6020-Pro
60A
12/24/48V
Automatic/12V/24V/48V
before boost or equalization charging stage
14.0~14.8V/28.0~29.6V/56.0~59.2V(default: 14.5/29.0/58.0V)
14.0~15.0V/28.0~30.0V/56.0~60.0V (default: 14.8/29.6/59.2V)
13.0~14.5V/26.0~29.0V /52.0~58.0V(default: 13.7/27.4/54.8V)
10.8~11.8V/21.6~23.6V/43.2~47.2V(default: 11.2/22.4/44.8V)
11.4~12.8V/22.8~25.6V/45.6~51.2V(default: 12.0/24.0/48.0V)
15.8/31.3/62.3V
-4.17mV/K per cell (Boost, Equalization),
-3.33mV/K per cell (Float)
10.0~64.0V(Lithium, default: 29.4V)
9.2~63.8V(Lithium, default: 28.7V)
9.0~60.0V(Lithium, default: 21.0V)
9.6~62.0V(Lithium, default: 22.4V)
Gel, AGM, Liquid, Lithium(default: Gel)
65V
*1
190V(@-20℃), 170V(@2 ℃)
750/1500/3000W
*2
(Battery Voltage + 2.0V)~Voc*0.9
>99.9%
98.0%
97.5%
<5W
Common Positive
5 years
3A/30VDC
BLE, IoT, RS485(Default, RJ11 interface)
5
28
8, Technical Data
*1.The maximum PV open circuit voltage must never exceed 170V at 25℃ environment
temperature.
*2.Voc means the open circuit voltage of the solar panel.
*3.Around oblique line value separately on behalf of 12/24/48V system's value.