300 Watt Solar Inverter SG5KTL-D Solar Photovoltaic Grid-Connected Inverter
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 50000 unit
- Supply Capability:
- 3000000 unit/month
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1. Structure of Solar Photovoltaic Grid-Connected Inverter SG5KTL-D 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 SG5KTL-D
• Max. input voltage 600V, compatible with different PV panel and string design
• Dual MPPT, compatible with different residential rooftop system design
• Only 11kg, easy for handling and installation
• Max. Efficiency at 98.0%
• Ultra-quiet, suitable for residential use
• Access to home WiFi system, easy to enjoy the online monitoring
• Wireless communication design, intelligent mobile phone local and remote monitoring
• Product certification: TÜV, CE, AS4777, AS/NZS 3100, VDE AR N 4105
•Manufacturer certification: ISO 9001, ISO 14001, OHSAS 18000
3. Solar Photovoltaic Grid-Connected Inverter SG5KTL-D Images
4. Solar Photovoltaic Grid-Connected Inverter SG5KTL-D Specification
Input Side Data |
|
Max. PV input power | 5400W |
Max. PV input voltage | 600V |
Startup voltage | 150V |
Nominal input voltage | 345V |
MPP voltage range | 125~560V |
MPP voltage range for nominal power | 240~520V |
No. of MPPTs | 2 |
Max. number of PV strings per MPPT | 1 |
Max. PV input current | 22A(11A/11A) |
Max. current for input connector | 20A |
Output Side Data |
|
Nominal AC output power | 5000W / 4600W ( Australia )* |
Max AC output power（PF=1） | 5000W |
Max. AC output apparent power | 5000VA |
Max. AC output current | 21.7A / 20A ( Australia )* |
Nominal AC voltage | 230Vac (Single phase) |
AC voltage range | 180~276Vac (May vary as per corresponding country’s grid standard) |
Nominal grid frequency | 50Hz/60Hz |
Grid frequency range | 45～55Hz/55～65Hz (May vary as per corresponding country’s grid standard) |
THD | < 3 % (Nominal power) |
DC current injection | <0.5 %In |
Power factor | >0.99@default value at nominal power, (adj. 0.8 overexited~0.8 underexcited) |
Protection |
|
Anti-islanding protection | YES |
LVRT | NO |
DC reverse connection protection | YES |
AC short circuit protection | YES |
Leakage current protection | YES |
DC switch | Optional |
DC fuse | NO |
Overvoltage protection | Varistors |
System Data |
|
Max. efficiency | 98.00% |
Max. European efficiency | 97.50% |
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 |
Max. operating altitude | 4000m (>2000m derating) |
Display | LED, LCD(optional) |
Communication | WiFi (optional) |
DC connection type | MC4 |
AC connection type | Plug and play connector |
Certification | IEC61000-6-2,IEC61000-6-3, |
Mechanical Data |
|
Dimensions（W×H×D） | 360*390*133 mm |
Mounting method | Wall bracket |
Weight | 11kg |
* When the SG5KTL-D type countries choose to Australia, rated output power is 4600W, when the SG5KTL-D type countries choose to Australia, the maximum output current is 20A.
* Specifications subject to change without notice.
5. FAQ of Solar Photovoltaic Grid-Connected Inverter SG5KTL-D
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: Can a solar inverter be used with solar-powered greenhouse systems?
- Yes, a solar inverter can be used with solar-powered greenhouse systems. A solar inverter is an essential component that converts the direct current (DC) generated by solar panels into alternating current (AC), which is required to power electrical devices in the greenhouse. By connecting the solar panels to the solar inverter, the greenhouse systems can effectively utilize the solar energy for various applications such as lighting, heating, and ventilation.
- Q: Can a solar inverter be installed in a residential area?
- Yes, a solar inverter can be installed in a residential area. In fact, residential areas are common locations for solar installations, including the installation of solar inverters. These inverters are responsible for converting the direct current (DC) electricity generated by solar panels into alternating current (AC) electricity that can be used by household appliances and fed back into the electrical grid. Installing a solar inverter in a residential area allows homeowners to harness the power of solar energy and reduce their reliance on traditional electricity sources.
- Q: How does a solar inverter handle grid disturbances (voltage sags, swells, flickers)?
- A solar inverter handles grid disturbances such as voltage sags, swells, and flickers by continuously monitoring the grid's voltage and adjusting its output accordingly. When a voltage sag occurs, the inverter increases its output voltage to compensate and ensure a stable power supply. Similarly, during a voltage swell, the inverter reduces its output voltage to prevent overloading the system. In the case of flickers, the inverter rapidly responds by regulating its output to minimize any fluctuations and maintain a consistent power flow. Overall, the solar inverter's advanced control mechanisms enable it to effectively manage grid disturbances and ensure reliable operation of the solar power system.
- Q: What is the importance of insulation resistance measurement in a solar inverter?
- Insulation resistance measurement in a solar inverter is crucial as it helps ensure the safety and efficiency of the electrical system. By measuring the insulation resistance, any potential faults or deteriorations in the insulation can be detected, preventing electrical leakage or short circuits. This measurement also helps identify any insulation breakdowns that may compromise the performance and reliability of the solar inverter. Ultimately, insulation resistance measurement is essential for maintaining the integrity of the solar inverter and ensuring the safety of both the electrical system and the people using it.
- Q: How does a solar inverter handle variations in grid voltage?
- A solar inverter handles variations in grid voltage by constantly monitoring the voltage level of the grid. When there are fluctuations or variations in the grid voltage, the inverter adjusts its own output voltage accordingly to ensure a stable and consistent supply of electricity from the solar panels. This allows the inverter to efficiently convert the DC power generated by the solar panels into AC power that matches the grid voltage.
- Q: How does a solar inverter handle variations in solar panel degradation over time?
- A solar inverter handles variations in solar panel degradation over time by continuously monitoring the performance of the solar panels. It adjusts the power output and voltage levels accordingly to optimize the energy conversion process. This adaptive capability allows the inverter to compensate for any decrease in efficiency caused by degradation, ensuring maximum power generation from the solar panels throughout their lifespan.
- Q: What is the lifespan of the warranty on a solar inverter?
- The lifespan of a warranty on a solar inverter can vary depending on the manufacturer and model. Generally, most warranties for solar inverters range from 5 to 10 years.
- Q: How does a solar inverter handle grid islanding conditions?
- A solar inverter handles grid islanding conditions by continuously monitoring the grid voltage and frequency. In the event of a grid outage or disturbance, the solar inverter detects the change and disconnects from the grid to ensure the safety of utility workers. It then enters islanding mode, wherein it generates electricity from the solar panels and supplies it to the local loads. This prevents backfeeding and maintains a stable power supply within the isolated system.
- Q: Can a solar inverter be used with different types of grounding materials?
- Indeed, various grounding materials can be employed in conjunction with a solar inverter. Nevertheless, it is crucial to verify that the grounding system aligns with the manufacturer's prescribed specifications and guidelines for the specific solar inverter. The selected grounding materials must adhere to the essential safety standards and furnish adequate electrical grounding for the solar setup. It is advisable to seek guidance from a certified electrician or solar expert to ascertain the fitting grounding materials for your particular solar inverter and installation.
- Q: How does a solar inverter provide ground fault protection?
- A solar inverter provides ground fault protection by continuously monitoring the current flow between the solar panels and the electrical grid. If any ground fault or leakage current is detected, the inverter immediately interrupts the circuit to prevent potential electrical shock hazards and damage to the system.
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300 Watt Solar Inverter SG5KTL-D Solar Photovoltaic Grid-Connected Inverter
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 50000 unit
- Supply Capability:
- 3000000 unit/month
OKorder Service Pledge
OKorder Financial Service
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