Satcon Solar Inverter SG3KTL-EC
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- 300000 unit/month
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1. Structure of Solar Photovoltaic Grid-Connected Inverter SG3KTL-EC Description
A solar inverter, or PV inverter, or Solar converter, converts the variable direct current (DC) output of a photovoltaic (PV) solar panel into a
utility frequency alternating current (AC) that can be fed into a commercial electrical grid or used by a local, off-grid electrical network. It is a
critical BOS–component in a photovoltaic system, allowing the use of ordinary AC-powered equipment. Solar inverters have special
functions adapted for use with photovoltaic arrays, including maximum power point tracking and anti-islanding protection.
2. Main Features of the Solar Photovoltaic Grid-Connected Inverter SG3KTL-EC
• Flexible design due to dual MPP tracking that is equipped to obtain full nominal power, 3-phase supply
• High energy yield due to maximum efficiency up to 98.1%
• Low noise levels and internal consumption due to natural cooling
• Integrated theft protection
• Access to Home WiFi system and enjoy cloud services via smart phones
• Integrated power management function, easy to receive the adjustable command from grid
• Extensive communication: RS-485, Ethernet, WLAN / WiFi, 4 digital inputs for ripple control receivers
• Product certification: TÜV, VDE 0126-1-1, EN 62109-1/-2, CE, G83/1, VDE-AR-N 4105
• Manufacturer certification: ISO 9001, ISO 14001, OHSAS 18000
3. Solar Photovoltaic Grid-Connected Inverter SG3KTL-EC Images
4. Solar Photovoltaic Grid-Connected Inverter SG3KTL-EC Specification
Input Side Data | |
Max. PV input power | 3191W |
Max. PV input voltage | 1000V |
Startup voltage | 200V |
Nominal input voltage | 610V |
MPP voltage range | 140~900V |
MPP voltage range for nominal power | 160~800V |
No. of MPPTs | 2 |
Max. number of PV strings per MPPT | 1/1 |
Max. PV input current | 19.8A(9.9A/9.9A) |
Max. current for input connector | 10A |
Short-circuit current of PV input | 24.8A(12.4A/12.4A) |
Output Side Data | |
Nominal AC output power | 3000W |
Max AC output power（PF=1) | 3000W |
Max. AC output apparent power | 3000VA |
Max. AC output current | 4.4A |
Nominal AC voltage | 3/N/PE,230/400Vac |
AC voltage range | 310~480Vac(May vary as per corresponding country's grid standard) |
Nominal grid frequency | 50Hz |
Grid frequency range | 45~55Hz |
THD | < 3 % (Nominal power) |
DC current injection | <0.5 %In |
Power factor | >0.99@default value at nominal power, |
Protection | |
Anti-islanding protection | Yes |
LVRT | No |
DC reverse connection protection | Yes |
AC short circuit protection | Yes |
Leakage current protection | Yes |
DC switch | Integrated |
DC fuse | No |
Overvoltage protection | III |
System Data | |
Max. efficiency | 98.0% |
Max. European efficiency | 96.0% |
Isolation method | Transformerless |
Ingress protection rating | IP65 |
Night power consumption | <1W |
Operating ambient temperature range | -25~60℃(>45℃ derating) |
Allowable relative humidity range | 0~100% |
Cooling method | Natural cooling |
Noise | ≤29dB |
Max. operating altitude | 2000m |
Display | Graphic LCD |
Communication | Ethernet,RS485（RJ45 connector）, |
DC connection type | MC4 |
AC connection type | Plug and play connector |
Certification | VDE0126-1-1,EN62109-1,EN62109-2, |
Mechanical Data | |
Dimensions（W×H×D） | 403×518×190mm |
Mounting method | Wall bracket |
Weight | 22kg |
5. FAQ of Solar Photovoltaic Grid-Connected Inverter SG3KTL-EC
Q1. What is the difference between inverter and solar inverter?
A1. Inverter only has AC inpput, but solar inverter both connect to AC input and solar panel, it saves more power.
Q2. What is the difference between MPPT&PWM?
A2. MPPT has higher efficiency, it can track the max power point and won't waste energy.
- Q: How does a solar inverter communicate with other components of a solar power system?
- A solar inverter communicates with other components of a solar power system through wired or wireless connections. It typically uses communication protocols such as Modbus, CAN bus, or Ethernet to exchange data with devices such as solar panels, batteries, energy meters, and monitoring systems. This communication enables the inverter to receive information about the solar panel's output, battery status, and energy consumption, allowing it to optimize power generation and manage energy flow within the system.
- Q: Can a solar inverter be used in grid-tied systems?
- Yes, a solar inverter can be used in grid-tied systems. In fact, it is a crucial component of such systems as it converts the DC power generated by solar panels into AC power that can be fed into the electrical grid.
- Q: Can a solar inverter be used in countries with different electrical standards?
- Yes, a solar inverter can be used in countries with different electrical standards. However, it may require certain modifications or adjustments to ensure compatibility with the local electrical infrastructure. Additionally, the input voltage and frequency of the solar inverter may need to be adjusted accordingly. It is important to consult with local experts or electricians to ensure proper installation and compliance with the electrical standards of the country.
- Q: How does a solar inverter work?
- A solar inverter works by converting the direct current (DC) electricity generated by solar panels into alternating current (AC) electricity that can be used to power appliances and feed into the electrical grid. It does this by using electronic circuits to convert the DC electricity into a usable form that matches the voltage and frequency of the AC electricity. This conversion process involves several stages, including rectification, filtering, and inversion, which ultimately enables the solar energy to be utilized effectively.
- Q: How does the weight of a solar inverter affect its installation process?
- The weight of a solar inverter can affect its installation process in a few ways. Firstly, a heavier inverter may require additional structural support or mounting equipment to ensure it is securely installed. This could involve reinforcing the mounting surface or using specialized brackets or racks. Secondly, the weight of the inverter may impact the ease of handling and maneuvering during installation, especially if it needs to be installed in elevated or hard-to-reach areas. Lastly, the weight can also impact the overall logistics of the installation, including transportation, lifting, and positioning of the inverter.
- Q: What is the role of a solar inverter in voltage and frequency regulation during islanding conditions?
- The role of a solar inverter in voltage and frequency regulation during islanding conditions is to ensure stability and balance in the electrical system. It actively monitors and adjusts the voltage and frequency levels to match the required standards, even when disconnected from the main power grid. This prevents overvoltage or undervoltage situations and keeps the frequency within acceptable limits, thereby maintaining a reliable and safe power supply in islanded conditions.
- Q: Can a solar inverter be used in areas with high altitude and low temperature conditions?
- Yes, a solar inverter can be used in areas with high altitude and low temperature conditions. However, it is important to choose a solar inverter specifically designed for such conditions, as extreme cold temperatures and high altitudes can affect the performance and efficiency of standard inverters. Specialized inverters that can withstand low temperatures and operate at high altitudes are available in the market to ensure optimal functioning of solar power systems in such environments.
- Q: Can a solar inverter be used with a solar-powered electric gate system?
- Yes, a solar inverter can be used with a solar-powered electric gate system. The solar inverter is responsible for converting the DC power generated by the solar panels into AC power, which is required to operate the electric gate system. This allows the solar energy to be utilized efficiently in powering the gate system.
- Q: Can a solar inverter be used with a solar carport?
- Yes, a solar inverter can be used with a solar carport. A solar inverter is a device that converts the direct current (DC) electricity generated by solar panels into alternating current (AC) electricity that can be used to power various electrical devices. In the case of a solar carport, the solar panels installed on the carport structure can generate DC electricity, which can then be converted into AC electricity by the inverter to power electric vehicles or to be fed back into the grid.
- Q: Are there any voltage or frequency regulations for solar inverters?
- Yes, there are voltage and frequency regulations for solar inverters. These regulations vary from country to country and are typically set by regulatory bodies or standardization organizations. In most countries, solar inverters must comply with specific voltage and frequency limits to ensure the safe and reliable operation of the electrical grid. Voltage regulations specify the allowable range of output voltage that a solar inverter can provide to the grid. This ensures that the voltage remains within acceptable limits to prevent overvoltage or undervoltage conditions that could damage electrical equipment or disrupt the grid's stability. The specific voltage limits depend on factors such as the type of grid system (e.g., single-phase or three-phase) and the voltage levels used in the country. Frequency regulations, on the other hand, define the acceptable range of output frequency that a solar inverter can provide to the grid. Grid frequency is typically set at a specific value (e.g., 50 Hz or 60 Hz) and solar inverters must synchronize their output frequency with the grid to ensure compatibility. Deviations from the specified frequency can lead to issues such as equipment malfunction or instability in the grid. Compliance with voltage and frequency regulations is crucial for solar inverters to ensure the proper integration of renewable energy sources into the electrical grid. In many countries, solar inverters must adhere to specific technical standards or certifications to demonstrate their compliance with these regulations. These standards often cover various aspects of inverter performance, including voltage and frequency control, power quality, and grid interaction.
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Satcon Solar Inverter SG3KTL-EC
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 50000 unit
- Supply Capability:
- 300000 unit/month
OKorder Service Pledge
OKorder Financial Service
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