Large Solar Inverter - Sun-35/40/45/50k-g-lv | 35-50kW | Three Phase | 4 MPPT | Low Voltage 127/220VAC
- Ref Price:
-
- Loading Port:
- Ningbo
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 pc
- Supply Capability:
- 5000 pc/month
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Specification
Output Power:
35-50kw
Inveter Efficiency:
98.3%
Output Voltage(V):
220
Input Voltage(V):
550
Output Current（A）:
91.9-131.2
Output Frequency:
50/60Hz
| Technical Data | ||||||
| Model | SUN-35K-G02-LV | SUN-40K-G-LV | SUN-45K-G-LV | SUN-50K-G-LV | ||
| Input Side | ||||||
| Max. DC Input Power (kW) | 45.5 | 52 | 58.5 | 65 | ||
| Max. DC Input Voltage (V) | 800 | |||||
| Start-up DC Input Voltage (V) | 250 | |||||
| MPPT Operating Range (V) | 200~700 | |||||
| Max. DC Input Current (A) | 30+30+30+30 | 40+40+40+40 | ||||
| Max. Short Circuit Current (A) | 45+45+45+45 | 60+60+60+60 | ||||
| Number of MPPT / Strings per MPPT | 4/3 | 4/4 | ||||
| Output Side | ||||||
| Rated Output Power (kW) | 35 | 40 | 345 | 50 | ||
| Max. Active Power (kW) | 38.5 | 44 | 49.5 | 55 | ||
| Nominal Output Voltage / Range (V) | 3L/N/PE 127/0.85Un-1.1Un，220 /0.85Un-1.1Un (this may vary with grid standards) | |||||
| Rated Grid Frequency (Hz) | 60 / 50 (Optional) | |||||
| Operating Phase | Three phase | |||||
| Rated AC Grid Output Current (A) | 91.9 | 104.9 | 118.1 | 131.2 | ||
| Max. AC Output Current (A) | 101.1 | 115.5 | 129.9 | 144.4 | ||
| Output Power Factor | 0.8 leading to 0.8 lagging | |||||
| Grid Current THD | <3% | |||||
| DC Injection Current (mA) | <0.5% | |||||
| Grid Frequency Range | 57~62 | |||||
| Efficiency | ||||||
| Max. Efficiency | 98.7% | |||||
| Euro Efficiency | 98.3% | |||||
| MPPT Efficiency | >99% | |||||
| Protection | ||||||
| DC Reverse-Polarity Protection | Yes | |||||
| AC Short Circuit Protection | Yes | |||||
| AC Output Overcurrent Protection | Yes | |||||
| Output Overvoltage Protection | Yes | |||||
| Insulation Resistance Protection | Yes | |||||
| Ground Fault Monitoring | Yes | |||||
| Anti-islanding Protection | Yes | |||||
| Temperature Protection | Yes | |||||
| Integrated DC Switch | Yes | |||||
| Remote software upload | Yes | |||||
| Remote change of operating parameters | Yes | |||||
| Surge protection | DC Type II / AC Type II | |||||
| General Data | ||||||
| Size (mm) | 700W×575H×297D | |||||
| Weight (kg) | 60 | |||||
| Topology | Transformerless | |||||
| Internal Consumption | <1W (Night) | |||||
| Running Temperature | -25~65℃, >45℃ derating | |||||
| Ingress Protection | IP65 | |||||
| Noise Emission (Typical) | <55 dB | |||||
| Cooling Concept | Smart cooling | |||||
| Max. Operating Altitude Without Derating | 2000m | |||||
| Warranty | 5 years | |||||
| Grid Connection Standard | CEI 0-21, VDE-AR-N 4105, NRS 097, IEC 62116, IEC 61727, G99, G98, VDE 0126-1-1, RD 1699, C10-11 | |||||
| Operating Surroundings Humidity | 0-100% | |||||
| Safety EMC / Standard | IEC/EN 61000-6-1/2/3/4, IEC/EN 62109-1, IEC/EN 62109-2 | |||||
| Features | ||||||
| DC Connection | MC-4 mateable | |||||
| AC Connection | IP65 rated plug | |||||
| Display | LCD 240 × 160 | |||||
| Interface | RS485/RS232/Wifi/LAN | |||||
This series inverter is specially designed for 127/220Vac three-phase system, providing rated power at 35KW, 40KW, 45KW, 50KW. Equipped with large LCD and buttons, easy to operate and maintenance. With compact design and high-power density, this series supports 1.3 DC/AC ratio, saving device investment.
127/220Vac and 60Hz, three phase system
4 MPP tracker, Max. efficiency up to 98.7%
Zero export application, VSG application
String intelligent monitoring (optional)
Wide output voltage range
Type II DC/AC SPD
Anti-PID function (Optional)
- Q: What is the typical installation process for a solar inverter?
- The typical installation process for a solar inverter involves several steps. Firstly, the location for the inverter needs to be determined, usually close to the solar panels and near the main electrical panel. The inverter is then mounted securely on a wall or other suitable surface. Next, the DC input wires from the solar panels are connected to the input terminals of the inverter. The AC output wires from the inverter are then connected to the main electrical panel. Finally, the inverter is connected to a monitoring system, if applicable, to track and manage the solar power generation. It is important to follow all safety guidelines and local electrical codes during the installation process.
- Q: What is the expected lifespan of a solar inverter?
- The expected lifespan of a solar inverter typically ranges from 10 to 20 years. However, this can vary depending on factors such as the quality of the inverter, maintenance practices, and environmental conditions.
- Q: What are the potential risks of overloading a solar inverter?
- Overloading a solar inverter can lead to several potential risks. Firstly, it can cause the inverter to overheat, which can result in damage to the internal components and reduce its lifespan. Secondly, overloading can cause the inverter to shut down or trip, interrupting the solar power generation and potentially causing a power outage. Additionally, overloading the inverter may also compromise the safety of the electrical system, increasing the risk of electrical fires or other hazards. Therefore, it is important to ensure that the solar inverter is properly sized and not overloaded to avoid these potential risks.
- Q: How does a solar inverter convert DC to AC?
- A solar inverter converts direct current (DC) into alternating current (AC) by utilizing a two-step process. First, it converts the DC electricity generated by solar panels into a high-frequency AC waveform. This is done by using electronic components, such as transistors or power semiconductors, to switch the DC input on and off rapidly. Next, the high-frequency AC waveform is transformed into a stable and synchronized AC output that is suitable for use in home or commercial electrical systems. This is achieved through the use of filters, transformers, and other circuitry that adjust the voltage, frequency, and waveform of the AC output to match the requirements of the utility grid or the electrical load being powered. Overall, the solar inverter's key function is to efficiently convert the DC electricity produced by solar panels into a usable form of AC electricity that can be used to power appliances, machinery, and other electrical devices.
- Q: What is the cost of a solar inverter?
- The cost of a solar inverter can vary depending on factors such as the brand, capacity, and features. Generally, residential solar inverters can range from a few hundred dollars to a couple of thousand dollars. Commercial-grade inverters can cost several thousand dollars to tens of thousands of dollars. It is recommended to consult with a solar installer or supplier to get an accurate cost estimate based on your specific requirements.
- Q: What is the role of transformerless design in a solar inverter?
- The role of transformerless design in a solar inverter is to eliminate the use of a bulky and costly transformer, which helps reduce the overall size, weight, and cost of the inverter. Additionally, a transformerless design allows for higher efficiency and improved performance of the solar inverter.
- Q: How does a solar inverter handle voltage regulation during sudden load changes?
- A solar inverter handles voltage regulation during sudden load changes by continuously monitoring the voltage levels and adjusting the power output accordingly. When there is a sudden increase in load, the inverter will automatically increase its power output to meet the demand and maintain a stable voltage. Conversely, if there is a sudden decrease in load, the inverter will reduce its power output to prevent voltage spikes and maintain a consistent voltage level. This dynamic response allows the solar inverter to effectively regulate voltage during sudden load changes and ensure the stability and reliability of the solar power system.
- Q: How does a solar inverter handle voltage fluctuation during cloud cover?
- A solar inverter handles voltage fluctuation during cloud cover by continuously monitoring and adjusting the output voltage to compensate for the reduced solar energy input. This is typically achieved through advanced control algorithms that optimize the inverter's power output to maintain a stable voltage level, ensuring a smooth transition during periods of cloud cover and minimizing any disruptions to the electrical system.
- Q: What is the function of a solar inverter in a solar power system?
- The function of a solar inverter in a solar power system is to convert the direct current (DC) electricity generated by the solar panels into alternating current (AC) electricity that can be used to power household appliances and feed into the electrical grid.
- Q: How does a solar inverter handle voltage regulation during high demand?
- A solar inverter handles voltage regulation during high demand by constantly monitoring the grid voltage and adjusting its output accordingly. When there is high demand, the inverter ramps up its power output to ensure that the voltage remains stable and within the acceptable range. It does so by regulating the reactive power flow and employing advanced control algorithms to maintain grid stability.
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Large Solar Inverter - Sun-35/40/45/50k-g-lv | 35-50kW | Three Phase | 4 MPPT | Low Voltage 127/220VAC
- Ref Price:
-
- Loading Port:
- Ningbo
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 pc
- Supply Capability:
- 5000 pc/month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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