Global - English
Spanish - Español
Arabic - عربي
Italian - Italiano
Polish - Polski
French - Français
Russian - Pусский язык
Ukrainian - українська
Chinese - 中文
Korean - 한국어
Turkish - Türkçe
Vietnamese - Tiếng Việt
VST-(12-20)K-M3 Series On-grid Solar Inverter
- 98.8% max efficiency; 3 MPPTs design with precise MPPT algorithm.
- IP66 ingress protection; Efficient heat dissipation; Uvioresistant; Corrosion resistant.
- Wifi, 4G, GPRS, Bluetooth, RS485; Remote monitoring.
- AC output voltage 312V to 520V adjustable, compatible with the grids of most countries; Higher DC max input voltage and current.
- Light weigh and smaller size; Easy to install.
- Ground fault monitoring; Thunder-proof and low radiance.
Catalogue
Contact support
EmailVST-(12-20)K-M3 Series 12kW/15kW/18kW/20kW On-grid Solar Inverter Overview
The VST-(12-20)K-M3 series on grid solar inverter boasts a high yield with a maximum efficiency of 98.8% and a 3 MPPT design featuring a precise MPPT algorithm. It's built with higher quality, offering IP66 ingress protection, efficient heat dissipation, and resistance to UV, corrosion, and dust. The inverter is compatible with AC output voltages adjustable from 312V to 520V, making it suitable for most country grids and capable of handling higher DC max input voltage and current. It's easy to use, with a lightweight and compact design for simple installation. The inverter also supports various communication methods including WiFi, 4G, GPRS, Bluetooth, and RS485 for remote monitoring. Safety features include ground fault monitoring, being thunder-proof, and having low radiance.
VST-(12-20)K-M3 Series 12kW/15kW/18kW/20kW Grid-tie Solar Inverter Advantages
1. Higher Yield
- 98.8% max efficiency.
- 3 MPPTs design with precise MPPT algorithm.
2. Higher Quality
- IP66 ingress protection.
- Efficient heat dissipation.
- Uvioresistant.
- Corrosion resistant.
3. Communications
- Wifi, 4G, GPRS, Bluetooth, RS485.
- Remote monitoring.
4. Compatibility
- AC output voltage 312V to 520V adjustable, compatible with the grids of most countries.
- Higher DC max input voltage and current.
5. Easy to use
- Light weigh and smaller size.
- Easy to install.
6. Safety
- Ground fault monitoring.
- Thunder-proof and low radiance.
Applications for VST-(12-20)K-M3 Series 12kW/15kW/18kW/20kW On-grid Solar Inverter
Applications: The VST-(12-20)K-M3 Series grid-tie solar inverter is ideal for commercial and industrial applications.
Specifications
| VST-12K-M3 |
DC Input Data
Recommended max. PV power(KW): 18Max. input voltage(V): 1100V(Recommended 1000V) Start-up voltage(V)/ Min. input DC operation voltage(V): 50/40 MPPT voltage range(V): 100V-1080V(Recommended 100V-900V) Max. input current(A): 18/18/36 Max. short circuit current(A): 22/22/44 MPPT number: 3 Strings number per MPPT: 1/1/2 AC output Data Rated output power(KW): 12 Rated/Max. apparent output power(KVA): 12/12 Max. active power(KW): 12 Rated grid output current(A): 17.4 Max. output current(A): 17.4 Rated grid voltage/range(V) (3P/N/PE): 220/380, 230/400, 240/415, 312~520 Rated grid frequency(Hz): 50/60 Power Factor: >0.99, (-0.8 to +0.8 adjustable) THDi: ＜3% |
|---|---|
| VST-15K-M3 |
DC Input Data
Recommended max. PV power(KW): 22.5Max. input voltage(V): 1100V(Recommended 1000V) Start-up voltage(V)/ Min. input DC operation voltage(V): 50/40 MPPT voltage range(V): 100V-1080V(Recommended 100V-900V) Max. input current(A): 18/18/36 Max. short circuit current(A): 22/22/44 MPPT number: 3 Strings number per MPPT: 1/1/2 AC output Data Rated output power(KW): 15 Rated/Max. apparent output power(KVA): 15/15 Max. active power(KW): 15 Rated grid output current(A): 21.7 Max. output current(A): 21.7 Rated grid voltage/range(V) (3P/N/PE): 220/380, 230/400, 240/415, 312~520 Rated grid frequency(Hz): 50/60 Power Factor: >0.99, (-0.8 to +0.8 adjustable) THDi: ＜3% |
| VST-18K-M3 |
DC Input Data
Recommended max. PV power(KW): 27Max. input voltage(V): 1100V(Recommended 1000V) Start-up voltage(V)/ Min. input DC operation voltage(V): 50/40 MPPT voltage range(V): 100V-1080V(Recommended 100V-900V) Max. input current(A): 18/18/36 Max. short circuit current(A): 22/22/44 MPPT number: 3 Strings number per MPPT: 1/1/2 AC output Data Rated output power(KW): 18 Rated/Max. apparent output power(KVA): 18/18 Max. active power(KW): 18 Rated grid output current(A): 26.1 Max. output current(A): 26.1 Rated grid voltage/range(V) (3P/N/PE): 220/380, 230/400, 240/415, 312~520 Rated grid frequency(Hz): 50/60 Power Factor: >0.99, (-0.8 to +0.8 adjustable) THDi: ＜3% |
| VST-20K-M3 |
DC Input Data
Recommended max. PV power(KW): 30Max. input voltage(V): 1100V(Recommended 1000V) Start-up voltage(V)/ Min. input DC operation voltage(V): 50/40 MPPT voltage range(V): 100V-1080V(Recommended 100V-900V) Max. input current(A): 18/18/36 Max. short circuit current(A): 22/22/44 MPPT number: 3 Strings number per MPPT: 1/1/2 AC output Data Rated output power(KW): 20 Rated/Max. apparent output power(KVA): 20/20 Max. active power(KW): 20 Rated grid output current(A): 29 Max. output current(A): 29 Rated grid voltage/range(V) (3P/N/PE): 220/380, 230/400, 240/415, 312~520 Rated grid frequency(Hz): 50/60 Power Factor: >0.99, (-0.8 to +0.8 adjustable) THDi: ＜3% |
|
Max. efficiency
|
98.80% |
|---|---|
| EU efficiency | 98.30% |
| Ground fault monitoring | Yes |
|---|---|
| Output over voltage protection | Yes |
| Anti-islanding protection | Yes |
| Integrated AFCI | Optional |
| DC reverse-polarity protection | Yes |
| Over voltage category | AC ClassIII/PV ClassII |
| Dimension(mm) (W*H*D) | 462*453*249 |
|---|---|
| Shell material | Aluminium alloy |
| Noise Emission(dB(A)) | ≤40 |
| Weight(Kg) | 15.2 |
| Operating ambient temperature range | -25~60℃ |
| Topology | Transformerless |
| Ingress protection | IP 66 |
| Cooling concept | Smart fan&Natural convection |
| Max. operation altitude(m) | 3000 |
| Grid connection standard | AS/NZS4777:2020, EN50549-10:2022, G98:2021, G99:2021, NC RFG, ABNT NBR 16150, VDE-AR-N 4105, CEI0-21, CEI0-16, RD1699, NA/EEA, C10:2019, PPDS:2021, Tor+R25, IEC61683, IEC61727&62161 |
| Safety/EMC standard | IEC-62109-1/-2, IEC-61000-6-1/-2/-3, NB/T32004 |
| DC connection | MC4/D4 |
| Communications | Wifi(2.4G), 4G, GPRS, Bluetooth, RS485 |
Downloads
| File Name | Type | Language | File Type | Update | Download |
|---|---|---|---|---|---|
| VST-(12-20)K-M3 Series On-grid Solar Inverter Catalog | Catalog | English | 2025-05-13 | 208KB |
Leave a Message