Golden Solar! Advance Power! Green Life!

MST2 Series Three Phase String Inverter
MST2 Series 5-50KW inverter with 2 MPPT channels with high efficiency, excellent thermal performance and famous components for long life purpose, RS485/ WiFi monitoring optional.
Key Features
Parameter


High performance string inverters

Famous power components

Superior PV energy harvest

● Excellent thermal performance

● Transformerless design with higher operation efficiency

● High overload capability under most ambient conditions

● Prevent PID modules, be effective to suppress attenuation of solar modules


Easy and affordable to install

● Lightweight and compact size

● Wide MPPT voltage range allows more flexible module selections

Includes a lightweight portable bracket simplifying installation

● Firm IP65 inverter enclosure allows outdoor application


Full data display and communications

● LCD display energy data

Bright LED indicators imply system status at a glance

● PC software for remote monitoring and system troubleshooting

Integrated RS232 serial communications. RS485, WiFi Optional


Cost advantages

Transformerless design cutting down the cost

Light weight and small dimension, reducing shipping cost

Low maintenance expense and low power loss when breakdown

● DC switch optional


 

ModelMST2-5KWMST2-6KWMST2-8KWMST2-10KWMST2-12KWMST2-15KW
Input Data(DC side)
Max.DC input power(W)515061508200112001330016500
Max.DC input voltage(Vdc)9001000
Start voltage(Vdc)250
MPPT operating range(Vdc)250~720250~800
Number of inputs24
Number of MPPT tracks2
Max.input power per MPPT(W)300035004500600070008500
Max.input current(A)2*10.52*112*182*24
Output Data(AC side)
Nominal output power(W)500060008000100001200015000
Max.output power(W)50060008000100001200015000
Nominal output current(A)7.69.112.115.218.222.7
Max.output current(A)8.41013.316.72025
Nominal output voltage(Vac)400/380
Output voltage range(Vac)360~440
Grid frequancy range(Hz)50/60±5
Power factorDefault 1 lagging, adjustable 0.8 (leading)~0.8 (lagging)
THDI<3% (at nominal output power)
Efficiency
Max. efficiency97.70%97.80%98.00%98.10%98.10%98.10%
Euro. efficiency96.80%96.90%97.30%97.50%97.60%97.50%
MPPT efficiency99.60%99.60%99.60%99.60%99.60%99.60%
System
Operation temperature (℃)–25~+60
Noise [dB (A)]≤25
Consumption at night (W)0
Electrical isolationTransformer less
Cooling conceptNatural cooling
Degree of protectionIP65
CommunicationRS485/RS232 (WiFi/GPRS optional)
Dimension (W*D*H mm)450*355*180528*411*209688*486*259
Weight (kg)1824.550
ModeMST2-17KWMST2-20KWMST2-25KWMST2-30KWMST2-50KWMST2-28KW
Input Data(DC side)
Max.DC input power(W)190002200027000330004000030000
Max.DC input voltage(Vdc)1000
Start voltage(Vdc)250
MPPT operating range(Vdc)250~800
Number of inputs4686
Number of MPPT tracks2343
Max.input power per MPPT(W)9500110001350095001100011000
Max.input current(A)2*252*223*183*184*203*18
Output Data(AC side)
Nominal output power(W)170002000025000300005000028000
Max.output power(W)170002000025000300005000028000
Nominal output current(A)25.830.33845.67633.7
Max.output current(A)28.433.341.850.283.637.1
Nominal output voltage(Vac)400/380480
Output voltage range(Vac)360~440432~528
Grid frequancy range(Hz)50/60±5
Power factorDefault 1 lagging, adjustable 0.8 (leading)~0.8 (lagging)
THDI<3% (at nominal output power)
Efficiency
Max. efficiency98.10%98.20%98.20%98.20%98.10%98.10%
Euro. efficiency97.60%97.60%97.50%97.60%97.60%97.60%
MPPT efficiency99.60%99.60%99.60%99.60%99.60%99.60%
System
Operation temperature (℃)–25~+60
Noise [dB (A)]≤25
Consumption at night (W)0
Electrical isolationTransformer less
Cooling conceptNatural cooling
Degree of protectionIP65
CommunicationRS485/RS232 (WiFi/GPRS optional)
Dimension (W*D*H mm)688*486*259801.5*501*259786.5*476*277.3950*560*290801.5*501*259
Weight (kg)5060656860