SUN-20/25/30K-G02-LV | 20-30KW | 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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Item specifice
Output Power:
20-30kw
Inveter Efficiency:
98%
Output Voltage(V):
220
Input Voltage(V):
550
Output Current（A）:
20-30
Output Frequency:
50/60Hz
This series inverter is specially designed for 127/220Vac three-phase system, especially suits for South American areas. Equipped with large LCD and buttons, easy to operate and maintenance. The startup voltage of 250V, much lower than 600V of other products, which makes the inverter start up earlier to generate more power with longer working time
127/220Vac and 60Hz, three phase system
Max 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)
| Technical Data | |||||
| Model | SUN-20K-G02-LV | SUN-25K-G02-LV | SUN-30K-G02-LV | ||
| Input Side | |||||
| Max. DC Input Power (kW) | 26 | 32.5 | 39 | ||
| Max. DC Input Voltage (V) | 800 | ||||
| Start-up DC Input Voltage (V) | 250 | ||||
| MPPT Operating Range (V) | 200~700 | ||||
| Max. DC Input Current (A) | 40+40 | 40+40+40 | 40+40+40+40 | ||
| Max. Short Circuit Current (A) | 60+60 | 60+60+60 | 60+60+60+60 | ||
| Number of MPPT / Strings per MPPT | 2/3 | 3/3 4/3 | |||
| Output Side | |||||
| Rated Output Power (kW) | 20 | 25 | 30 | ||
| Max. Active Power (kW) | 22 | 27.5 | 33 | ||
| 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) | 52.5 | 65.6 | 78.7 | ||
| Max. AC Output Current (A) | 57.8 | 72.2 | 86.6 | ||
| 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% | ||||
| 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) | 362W×577H×215D | 647.5W×537H×303.5D | |||
| Weight (kg) | 25.5 | 44.5 | |||
| Topology | Transformerless | ||||
| Internal Consumption | <1W (Night) | ||||
| Running Temperature | -25~65℃, >45℃ derating | ||||
| Ingress Protection | IP65 | ||||
| Noise Emission (Typical) | <45 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 | LCD1602 | ||||
| Interface | RS485/RS232/Wifi/LAN | ||||
- Q:What is the role of a bypass switch in a solar inverter?
- The role of a bypass switch in a solar inverter is to provide a means for redirecting the flow of electricity in case of an emergency or failure within the inverter. It allows for the direct connection of the solar panels to the utility grid, bypassing the inverter, ensuring a continuous supply of electricity even when the inverter is not functioning properly. This helps maintain the stability and reliability of the solar power system.
- Q:How does a solar inverter convert DC to AC power?
- A solar inverter converts direct current (DC) power generated by solar panels into alternating current (AC) power that can be used in households and businesses. It does this through a two-step process. Firstly, the DC power from the solar panels is converted into a high-frequency AC power using power electronic switches, usually in the form of transistors. This high-frequency AC power is then transformed into a stable AC power with the desired voltage and frequency using transformers and filters. Overall, the solar inverter ensures that the DC power generated by the solar panels is converted into a usable AC power that can be fed into the electrical grid or consumed directly.
- Q:Can a solar inverter be used in areas with high levels of electromagnetic interference (EMI)?
- Yes, a solar inverter can be used in areas with high levels of electromagnetic interference (EMI) as long as it is properly shielded and designed to withstand such conditions. However, it is important to choose an inverter that meets the necessary EMI compliance standards to ensure reliable and efficient operation in these environments.
- Q:What is the role of a solar inverter in reactive power compensation?
- To regulate and control the flow of reactive power in a solar power system, a solar inverter plays a crucial role in reactive power compensation. The presence of inductive or capacitive elements in the system causes reactive power to oscillate between the source and load. Although this power does not contribute to the actual work done by the system, it is necessary for the operation of specific devices. A solar inverter, specifically designed for reactive power compensation, is capable of measuring the reactive power in the system and adjusting its operation accordingly. It has the ability to generate or absorb reactive power as needed to maintain a power factor close to unity. The power factor is a measure of the efficiency of electrical energy utilization, and a high power factor indicates efficient electricity usage. By compensating for reactive power, a solar inverter ensures that the solar power system operates at optimal efficiency. It alleviates the burden on the grid by locally supplying or absorbing reactive power instead of relying on the grid for compensation. This not only improves the overall quality of power but also reduces system losses. Furthermore, it helps stabilize voltage levels and minimize voltage fluctuations, which can be advantageous for delicate electrical equipment. In conclusion, the role of a solar inverter in reactive power compensation is vital for regulating the flow of reactive power in a solar power system, maintaining a high power factor, and improving overall system efficiency. It plays a pivotal role in ensuring the optimal operation of the solar power system and diminishing the dependence on the grid for reactive power compensation.
- Q:Are there any disadvantages of using a solar inverter?
- Yes, there are a few disadvantages of using a solar inverter. Firstly, solar inverters are sensitive to extreme temperature variations, and their efficiency can be affected in very high or low temperature conditions. Secondly, solar inverters require regular maintenance and occasional replacement, which adds to the overall cost of the system. Additionally, solar inverters produce a small amount of electromagnetic interference (EMI) which can interfere with nearby electronic devices if not properly shielded. Lastly, solar inverters are grid-tied systems, meaning they rely on a stable electrical grid to function. In case of power outages or grid malfunctions, solar inverters may shut down and stop supplying power to the connected devices.
- Q:How does the temperature affect the performance of a solar inverter?
- The temperature affects the performance of a solar inverter by impacting its efficiency and power output. High temperatures can cause the inverter to overheat, leading to a decrease in its efficiency and overall performance. This can result in reduced power generation and potential damage to the inverter. Conversely, lower temperatures can enhance the inverter's efficiency and power output, allowing it to perform optimally. Therefore, maintaining suitable operating temperatures is crucial for maximizing the performance and longevity of a solar inverter.
- Q:Can a solar inverter be used with solar-powered data centers?
- Yes, a solar inverter can be used with solar-powered data centers. A solar inverter is the device that converts the direct current (DC) generated by solar panels into alternating current (AC) electricity that can be used to power electrical devices. By connecting a solar inverter to a solar-powered data center, the generated solar energy can be efficiently utilized to power the data center's electrical infrastructure and equipment. This helps reduce the reliance on traditional energy sources and promotes sustainability in data center operations.
- Q:How does a solar inverter handle voltage unbalance in the grid?
- A solar inverter handles voltage unbalance in the grid by continuously monitoring the grid voltage levels. If it detects voltage unbalance, it adjusts the output power accordingly to maintain a balanced operation. This is achieved through internal control algorithms that ensure each phase of the grid receives the appropriate amount of power, correcting any imbalances and preventing potential damages to the solar inverter or the grid.
- Q:What is the role of MPPT (Maximum Power Point Tracking) in a solar inverter?
- The role of MPPT (Maximum Power Point Tracking) in a solar inverter is to optimize the efficiency and output of the solar panel system. MPPT technology enables the inverter to constantly track and adjust the operating point of the panels, ensuring that they are operating at their maximum power point, where the highest power output is achieved. This allows the system to capture the maximum amount of energy from the sun, maximizing the overall efficiency and performance of the solar inverter.
- Q:What is the role of maximum power control in a solar inverter?
- The role of maximum power control in a solar inverter is to ensure that the photovoltaic (PV) system operates at its maximum power point (MPP) to optimize energy production. It continuously adjusts the operating voltage and current of the PV panels to maintain the MPP, despite changes in environmental conditions such as temperature and sunlight intensity. This control mechanism maximizes the efficiency and overall performance of the solar inverter, allowing it to extract the highest possible amount of energy from the solar panels.
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SUN-20/25/30K-G02-LV | 20-30KW | 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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