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GREATSUNPV Stocked 25KW 30KW 40KW 50KW Three-Phase Grid-Tied High-Performance Solar Inverter
The S5-GC(25-50)K three-phase inverter series is designed to deliver high-density power conversion and intelligent system management for commercial PV projects. The inverter integrates transformerless topology, high-voltage DC input capability up to 1100V, and advanced cooling design to ensure stable operation and long service life.
The product supports global grid standards and offers flexible configuration for multi-roof and multi-array PV system layouts.
Brand Name:
SolisType:
Grid-tiedMax. Power:
50KWAC Voltage:
600VWarranty:
10 yearsIngress Protection:
IP66Dimensions:
647 × 629 × 252 mmCertification & Safety Standard:
G99, VDE-AR-N 4105/VDE V 0124, EN 50549-1, VDE 0126/UTE C 15/VFR:2019, RD 1699/RD 244/UNE 206006/ UNE 206007-1, CEI 0-21, C10/11, NRS 097-2-1, EIFS 2018.2, IEC 62116, IEC 61727, IEC60068, IEC 61683, EN 50530
GREATSUNPV stocked S5-GC(25-50)K is engineered for commercial and industrial photovoltaic systems requiring high efficiency, flexible system design, and advanced intelligent monitoring. With maximum efficiency up to 98.8%, multi-MPPT architecture, and intelligent string monitoring, this inverter series significantly increases system energy yield and reduces O&M costs.
Designed for global grid standards and harsh outdoor environments, the inverter features IP66 protection, advanced safety architecture, and smart diagnostic tools, making it an ideal solution for large rooftop and distributed ground-mounted solar projects.
* EU efficiency up to 98.4%
* Extremely low conversion losses for maximum system revenue
* Higher efficiency directly increases lifetime system energy production and project ROI.
* String current up to 14A
* Better performance under shading and complex roof orientation
* Real-time string-level monitoring
* Intelligent I-V curve scanning
* Multi-peak scanning algorithm
* DC reverse polarity protection
* Short circuit protection
* Output overcurrent protection
* Grid monitoring & anti-islanding
* Optional PID recovery
* Optional AFCI arc fault detection
* RS485 standard communication
* Optional WiFi and GPRS communication
* Max DC input voltage: 1100V
* Higher system design flexibility
* Lower BOS cable cost
* Higher system efficiency
Technical Specifications：
| Models | 25K | 30K | 33K | 36K | 40K | 40K-HV | 50K-HV |
| Input DC | |||||||
|
Recommended max. PV power
|
37.5 kW
|
45 kW
|
49.5 kW
|
54 kW
|
60 kW
|
60 kW
|
75 kW
|
|
Max. input voltage
|
1100V | ||||||
| Rated voltage | 600V | ||||||
| Start-up voltage | 180V | ||||||
| MPPT voltage range | 200 - 1000 V | ||||||
|
Max. input current
|
32 A / 32 A / 32 A
|
4 × 32 A
|
|||||
| Max. short circuit current |
40 A / 40 A / 40 A
|
4 × 40 A
|
|||||
| MPPT number / Max. input strings number |
3 / 6
|
4 / 8
|
|||||
| Output AC | |||||||
| Rated output power | 25 KW | 30 KW | 33 KW | 36 KW | 40 KW | 40 KW | 50 KW |
| Max. apparent output power | 27.5 kVA | 33 kVA | 36.3 kVA | 39.6 kVA | 44 kVA | 44 kVA | 50 kVA |
| Max. output power | 27.5 KW | 33 KW | 36.3 KW | 39.6 KW | 44 KW | 44 KW | 50 KW |
| Rated grid voltage |
3/N/PE, 220 V / 380 V, 230 V / 400 V
|
3/PE, 480 V
|
|||||
| Rated grid frequency | 50 Hz / 60 Hz | ||||||
| Rated grid output current |
38.0A/36.1A
|
45.6A/43.3A
|
50.1A/47.6A
|
54.7A/52.0A
|
60.8A/57.7A
|
48.1A
|
60.1A
|
| Max. output current | 41.8 A | 50.2 A | 55.1 A | 60.2 A | 66.9 A | 53.0 A | 66.2 A |
| Power Factor | > 0.99 (0.8 leading - 0.8 lagging) | ||||||
| THDi | < 3% | ||||||
| Efficiency | |||||||
| Max. efficiency | 98.5% |
98.6% | 98.7% | 98.8% | |||
| EU efficiency | 98.1% |
98.2% | 98.3% | 98.4% | |||
| General Data | |||||||
| Dimensions(W×H×D) |
647 × 629 × 252 mm
|
||||||
| Weight |
38.2 kg
|
42.1 kg
|
|||||
| Ingress protection | IP66 | ||||||
Ideal for factories, warehouses, and shopping centers requiring high power density and stable operation.
High voltage DC input reduces cable loss and improves plant efficiency.
Multi-MPPT allows flexible PV array design across different building orientations.
String monitoring and smart diagnostics reduce downtime and maintenance cost.
Yes. The inverter is designed specifically for commercial and industrial PV applications from 25kW to 50kW.
Yes. It supports real-time string monitoring and I-V curve scanning for advanced diagnostics.
Yes. With IP66 protection and wide temperature range, it supports harsh outdoor installations.
Yes. AFCI protection is available as an optional safety feature.
Yes. The inverter supports up to 1100V DC input, improving system design flexibility.
For more information on this product or to place an order, please contact us：
Email: info@greatsunpv.com
whatsapp: +86 189 1960 5188
Web: www.guruidepv.com
Copyright @ Hefei Guruide New Energy Technology Co., Ltd. 
IPv6 network supported
