Solar Inverter UK PV On-Grid String Inverter KSG-25KT / KSG-30KT / KSG-40KT
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- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 50 pc
- Supply Capability:
- 15000 pc/month
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Specification
Product Description:
★Max. PV voltage up to 1100V Type II DC /AC SPD
★DC/AC ratio up to 1.5 IP66 protection
★High efficiency up to 98.7% Smaller and lighter
★Compatable for big capacity PV panel WiFi / 4G Plug optional
Technical Specifications:
| MODEL | KSG-25KT | KSG-30KT | KSG-40KT |
| Input(DC) | |||
| Max. remonmmended PV power | 37500W | 45000W | 60000W |
| Max. DC Voltage | 1100V | 1100V | 1100V |
| Nominal Voltage | 600V | 370V | 370V |
| Start Voltage | 180V | 180V | 180V |
| MPPT Voltage Range | 200V-1000V | 200V-1000V | 200V-1000V |
| Number of MPP Tracker | 3 | 3 | 3 |
| Strings Per MPP Tracker | 2 | 2 | 2 |
| Max. Input Current Per MPPT | 30A | 30A | 30A |
| Max. Short-circuit current per MPPT | 50A | 50A | 50A |
| Output(AC) | |||
| Nominal AC output power | 25000W | 30000W | 40000W |
| Max. AC output power | 27500VA | 33000VA | 44000VA |
| Nominal AC Voltage | 400V 3L+N | ||
| AC Grid Frequency Range | 50Hz / 60Hz±5Hz | ||
| Max. Output Current (A) | 39.7A | 47.7A | 63.6A |
| Power Factor (cosφ ) | 0.8 leading to 0.8 lagging | ||
| THDi | 3% | ||
| Efficiency | |||
| Max. Efficiency | 98.60% | 98.70% | 98.70% |
| Euro Efficiency | 98.30% | 98.40% | 98.40% |
| Protection devices | |||
| DC Switch | Yes | ||
| Anti-islanding Protection | Yes | ||
| Output Over Current | Yes | ||
| DC Reverse Polarity Protection | Yes | ||
| String Fault Detection | Yes | ||
| AC/DC Surge Protection | Type II | ||
| Insulation Detection | Yes | ||
| AC Short Circuit Protection | Yes | ||
| General Specifications | |||
| Dimensions W x H x D (mm) | 380*483*227 | ||
| Weight(kg) | ＜35 | ||
| Environment | |||
| Operating Temperature range | –25℃~+60℃ | ||
| Cooling Type | Fan Cooling | ||
| Max. Operation Altitude | 4000m | ||
| Max. Operation Humidity | 0-100%(No Condensation) | ||
| AC Output Terminal Type | Connector | ||
| IP Class | IP66 | ||
| Topology | Transformer-less | ||
| Communication Interface | RS485/WIFI/4G | ||
| Display | LCD | ||
| Certification & Standard | EN/IEC62109-1/2；IEC/EN61000-6-2;IEC/EN61000-6-4; IEC61683;IEC60068;IEC60529;IEC62116;IEC61727;EN50549-1; AS 4777.2;VDE-AR-N-4105;VDE 0126-1-1;CEI0-21; G98;G99;C10/C11;NB/T32004-2018；GB/T19964-2012 | ||
FAQ:
Q:How the output voltage of the PV inverter and the grid-connected voltage are determined
Inverter is the DC power (battery, battery) into alternating current (usually 220V, 50Hz sine wave). It consists of inverter bridge, control logic and filter circuit. Widely used in air conditioning, home theater, electric wheel, power tools, sewing machines, DVD, VCD, computer, TV, washing machine, range hood, refrigerator, video recorders, massage, fan, lighting and so on. In foreign countries
Q:Installation and maintenance of photovoltaic grid - connected inverter
only when the local power sector permission by the professional and technical personnel to complete all the electrical connection before the inverter can be connected.
Q:What is the difference between a PV grid-connected inverter and an off-grid inverter?
Off-grid inverter is equivalent to their own to establish an independent small power grid, mainly to control their own voltage, is a voltage source.
Q:After the PV inverter, how to achieve the same period before the network?
Solar panel simulator: with MPPT function, simulated morning, noon, afternoon, evening, rainy weather, solar panels produced under different conditions in different voltages.
Q:Is the PV inverter a current source or a voltage source?
According to the waveform modulation method can be divided into square wave inverter, stepped wave inverter, sine wave inverter and modular three-phase inverter.
Q:Photovoltaic grid-connected inverter without DC emc how will happen
Solar photovoltaic power generation technology is the use of solar cells, the photovoltaic effect of semiconductor materials, solar radiation can be directly converted into a new type of power generation system, solar energy is a radiant energy, solar power means --- to direct conversion of sunlight Into electricity,
Q:What is the difference between low voltage grid connection and medium voltage grid connection?
For photovoltaic power plants when the power system accidents or disturbances caused by photovoltaic power plant grid voltage drop, in a certain voltage drop range and time interval, the photovoltaic power plant can ensure that non-off-line continuous operation.
Q:Is the grid side of the grid and the inverter?
The grid load side of the grid is the grid. The inverter is an important part of the PV grid-connected system and can not be regarded as an external load. Photovoltaic power generation system is included in both grid and off-grid.
Q:PV grid-connected inverter and independent inverter in the control of what is the difference
The independent inverter in the output voltage phase amplitude of the frequency control is initially set good. Independent inverter, you should refer to off-grid inverter, do not need to consider the grid situation.
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Production Process Photos:
- Q:How does a solar inverter protect against short circuits?
- A solar inverter protects against short circuits by incorporating protective devices such as fuses or circuit breakers in its design. These protective devices are designed to detect high current flow caused by a short circuit and quickly interrupt the circuit, preventing any damage or overheating that could occur. Additionally, advanced solar inverters may also include built-in monitoring systems that constantly monitor the electrical parameters and shut down the inverter in case of a short circuit to ensure safety and prevent further damage.
- Q:Can a solar inverter be used with different types of mounting systems?
- Yes, a solar inverter can be used with different types of mounting systems. The solar inverter is responsible for converting the direct current (DC) generated by the solar panels into alternating current (AC) that can be used to power electrical devices. It is compatible with various mounting systems such as rooftop, ground-mounted, or pole-mounted installations, as long as the solar panels are properly connected to the inverter.
- Q:What is the difference between an on-grid and off-grid solar inverter?
- The main difference between an on-grid and off-grid solar inverter lies in their functionality and purpose. An on-grid solar inverter is designed to convert the direct current (DC) electricity generated by solar panels into alternating current (AC) electricity that can be fed into the electrical grid. This type of inverter is used in grid-tied solar systems, where excess energy can be sold back to the utility company, allowing homeowners to benefit financially. On the other hand, an off-grid solar inverter is used in standalone solar systems that are not connected to the electrical grid. It is responsible for converting the DC electricity produced by solar panels into AC electricity suitable for powering off-grid appliances and storing energy in batteries. Off-grid inverters often include additional features like battery charging and management to ensure reliable power supply in the absence of grid connection. In summary, while both on-grid and off-grid solar inverters convert DC to AC electricity, their purposes differ significantly. On-grid inverters enable homeowners to utilize the grid as a power storage and distribution system, while off-grid inverters are essential for self-sustaining solar systems that operate independently of the grid.
- Q:How does a solar inverter impact the overall system reliability?
- A solar inverter plays a crucial role in the overall system reliability as it converts the direct current (DC) generated by solar panels into alternating current (AC) that can be used to power household appliances or be fed into the grid. It ensures the reliable and efficient functioning of the entire solar power system by optimizing power output, managing voltage levels, and protecting against various electrical faults. A high-quality solar inverter enhances system performance, improves energy yield, and minimizes downtime, ultimately increasing the overall reliability of the solar power system.
- Q:Can a solar inverter be used in conjunction with a smart home system?
- Yes, a solar inverter can be used in conjunction with a smart home system. The smart home system can integrate with the solar inverter to monitor and control the energy production, consumption, and storage. This allows for better optimization of energy usage, remote monitoring, and automated control of various devices and appliances within the smart home.
- Q:What is the role of a solar inverter in reactive power compensation during grid disturbances?
- The role of a solar inverter in reactive power compensation during grid disturbances is to regulate and stabilize the flow of reactive power from the solar panels to the grid. During grid disturbances, such as voltage fluctuations or power imbalances, the inverter adjusts the reactive power output to maintain grid stability and improve power quality. By injecting or absorbing reactive power as needed, the solar inverter helps to maintain the grid voltage within acceptable limits and minimize disruptions in the power supply.
- Q:What are the potential risks of overheating a solar inverter?
- The potential risks of overheating a solar inverter include reduced efficiency and decreased lifespan of the inverter, potential damage to internal components, increased risk of electrical fires, and potential disruptions to the solar power system's operation.
- Q:What is the role of a solar inverter in a solar-powered ventilation system?
- The role of a solar inverter in a solar-powered ventilation system is to convert the direct current (DC) generated by solar panels into alternating current (AC) that can be used to power the ventilation system. It ensures that the electricity generated by the solar panels is compatible with the system's requirements and can efficiently operate the ventilation components.
- Q:How does a solar inverter handle different temperature conditions?
- A solar inverter is designed to handle different temperature conditions by incorporating various protective measures. It typically includes temperature sensors and cooling systems to monitor and regulate its internal temperature. Additionally, it may have heat sinks or fans to dissipate excess heat generated during operation. These features ensure that the inverter operates within its optimal temperature range, maximizing efficiency and protecting it from potential damage caused by extreme temperature variations.
- Q:What is the role of a solar inverter in reactive power control?
- The role of a solar inverter in reactive power control is to regulate and maintain the power factor of the solar power system. It helps in balancing and adjusting the reactive power produced by the solar panels, ensuring that the system operates at an optimal power factor. This control is essential for efficient and stable operation of the solar power system, as it helps to minimize power losses and improves the overall performance of the system.
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Solar Inverter UK PV On-Grid String Inverter KSG-25KT / KSG-30KT / KSG-40KT
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 50 pc
- Supply Capability:
- 15000 pc/month
OKorder Service Pledge
OKorder Financial Service
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