Safe & Reliable
High Revenue
Easy to use
Product Introduction
Safe & Reliable
- Adapt to complex power grid
- High reliability due to good heat dissipation design
- Integrated lightning protection for both DC and AC
- High anti-corrosion ability with aluminum alloy die casting technology
- Wider working temperature and altitude
- Adapt to various installation environments
High Yield
- High yield with Max.98.6% efficiency
- European weighted efficiency 98.2%
- Up to 10% continuous output overloading capacity
- With a max input current of 15A, compatible with high-power panels
- Longer working hours due to the lower start-up voltage and wider MPPT range
Easy to use
- Remote upgrading available
- Fast and easy configuration via App or OLED display
- Support wireless and wired internet connection (RS485/Wi-Fi/GPRS/LAN optional)
TECHNICAL PARAMETERS
| Model | STT-4KTL-P | STT-5KTL-P | STT-6KTL-P | STT-8KTL-P | STT-10KTL-P | STT-12KTL-P | STT-15KTL-P | STT-17KTL-P | STT-20KTL-P | STT-25KTL-P |
| Input | ||||||||||
| Max. Input Power (W) | 6,400 | 8,000 | 9,600 | 12,800 | 16,000 | 19,200 | 24,000 | 27,200 | 32,000 | 40,000 |
| Start-up Voltage (V) | 180 | 180 | 180 | 180 | 180 | 180 | 180 | 180 | 180 | 180 |
| Min. DC Voltage (V) | 150 | 150 | 150 | 150 | 150 | 150 | 150 | 150 | 150 | 150 |
| Max. DC Input Voltage (V) | 1,100 | 1,100 | 1,100 | 1,100 | 1,100 | 1,100 | 1,100 | 1,100 | 1,100 | 1,100 |
| Rated DC Input Voltage (V) | 620 | 620 | 620 | 620 | 620 | 620 | 620 | 620 | 620 | 620 |
| MPPT Voltage Range (V) | 160-1000 | 160-1000 | 160-1000 | 160-1000 | 160-1000 | 160-1000 | 160-1000 | 160-1000 | 160-1000 | 160-1000 |
| No. of MPP Trackers | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| No. of DC Inputs per MPPT | 1/1 | 1/1 | 1/1 | 1/1 | 1/1 | 1/1 | 1/2 | 2/2 | 2/2 | 2/2 |
| Max. Input Current (A) | 15/15 | 15/15 | 15/15 | 15/15 | 15/15 | 15/15 | 15/30 | 30/30 | 30/30 | 30/30 |
| Max. Short-circuit Current (A) | 20/20 | 20/20 | 20/20 | 20/20 | 20/20 | 20/20 | 20/40 | 40/40 | 40/40 | 40/40 |
| Output | ||||||||||
| Rated Output Power (W) | 4,000 | 5,000 | 6,000 | 8,000 | 10,000 | 12,000 | 15,000 | 17,000 | 20,000 | 25,000 |
| Max. Output Power (W) | 4,400 | 5,500 | 6,600 | 8,800 | 1,100 | 13,200 | 16,500 | 18,700 | 22,000 | 25,000 |
| Max. Apparent Power (VA) | 4,400 | 5,500 | 6,600 | 8,800 | 1,100 | 13,200 | 16,500 | 18,700 | 22,000 | 25,000 |
| Rated Output Voltage (V) | 3L/N/PE, 230/400V | |||||||||
| Rated AC Frequency (Hz) | 50/60Hz 45-55Hz/55-65Hz | |||||||||
| Max. Output Current (A) | 6.7 | 8.4 | 10 | 13.3 | 16.5 | 20 | 25 | 28.4 | 31.9 | 39 |
| Power Factor | 0.8 leading …0.8 lagging | |||||||||
| Max. Total Harmonic Distortion | <3% @Rated Output Power | |||||||||
| DCI | <0.5% In | |||||||||
| Efficiency | ||||||||||
| Max. Efficiency | 98.1% | 98.1% | 98.3% | 98.3% | 98.6% | 98.6% | 98.6% | 98.6% | 98.6% | 98.6% |
| European Efficiency | 97.9% | 97.9% | 98.0% | 98.0% | 98.2% | 98.2% | 98.2% | 98.2% | 98.2% | 98.2% |
| MPPT Efficiency | 99.9% | 99.9% | 99.9% | 99.9% | 99.9% | 99.9% | 99.9% | 99.9% | 99.9% | 99.9% |
| Protection | ||||||||||
| DC Reverse Polarity Protection | Integrated | |||||||||
| Insulation Resistance Protection | Integrated | |||||||||
| DC Switch | Optional | |||||||||
| Surge Protection | Integrated | |||||||||
| Over-temperature Protection | Integrated | |||||||||
| Residual Current Protection | Integrated | |||||||||
| Anti-islanding Protection | Integrated | |||||||||
| AC Short-circuit Protection | Integrated | |||||||||
| AC Over-voltage Protection | Integrated | |||||||||
| General Data | ||||||||||
| Dimensions (mm) | 550W*410H*175D | |||||||||
| Weight (KG) | 23 | 26 | 29 | |||||||
| Protection Degree | IP65 | |||||||||
| Self-consumption at Night (W) | <1 | |||||||||
| Topology | Transformer-less | |||||||||
| Operating Temperature Range (° C) | -30~60 | |||||||||
| Relative Humidity | 0~100% | |||||||||
| Operating Altitude (m) | 4000（derating @ ＞ 3000） | |||||||||
| Cooling | Natural Convection | Smart Fan Cooling | ||||||||
| Noise Level (dB) | <25 | <40 | ||||||||
| Display | OLED & LED | |||||||||
| Communication | RS485，WiFi/GPRS/LAN(Optional) | |||||||||
| Compliance | NB/T32004, IEC62109, EN61000, AS/NZS 4777.2, AS60749.3, C10/11, IEC61727, IEC62116, IEC60068, IEC61683, VDE4105, VDE0126, UTEC15-712-1, NRS 097-2-1, PEA, MEA, EN50549, PN 50549-1RD661, RD413, RD1699, UNE 217001, UNE 217002, RD647, NTS631, CEI 021, CEI 016, IS16221, IS16169, G98, G99 | |||||||||
THREE PHASE:STT-4K/5K/6K/8K/10K/12K/15K/17K/20K/25KTL-P
