KD-WVC600 Series Micro Inverter,Hot Sales

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Structure

The transition from a centralized to a distributed inverter optimizes energy collection.

The converter module integrated into the solar panels can reduce installation costs.

Soft switch technology to replace hard-switching technology can improve efficiency and reduce heat dissipation.

From cottage industry to mass production, standardized design (hardware and software) to improve reliability and reduce costs.

Using a special capacitor (due to the high failure rate). Design requires a higher voltage to reduce the current, we use a special electrolytic capacitors.

The converter can be connected to the grid to eliminate the need for many battery applications. The high price of batteries, require maintenance, life expectancy is shorter.

Work required micro-inverter power increasingly smaller (only a few hundred watts), which can reduce the internal temperature and improve reliability.

Micro-inverter solar inverter system needs to deal with a lot of a particular power level, in order to increase production, thereby reducing costs.

DC input voltage range:

22-50VDCAC

output voltage range:80-160VAC/180-260V

ACAC output power :600Wp

AC frequency range:50Hz/60Hz

G.W.:2.85kg

Size:289mm*200mm*38mm

KD-WVC295 Series Using IP67 waterproof streamline design, Can effectively prevent rainwater on the surface erosion, Built-in high-performance Maximum Power Point Tracking(MPPT)Function,Better able to track changes in the solar luminosity and control different output power, Effectively capture and collect sunlight. AC electric power transmission using the reverse transmission technology, Is one of our patented technology, The inverter output power can provide load priority use, Extra electricity to the grid, Efficient use of the inverter to the power emitted, Electricity transmission rate of up to 99%.

Features

Pure Sine Wave Output;

High performance Maximum Power Point Tracking(MPPT);

Power Automatically Locked(APL);

Reverse power transmission;

High-Frequency High Conversion Rate;

Anti-Islanding Protect;

Input /output is fully isolated to protect the electrical safety;

Multiple parallel stacking;

The Leading Patent Technology;

IP65 WaterProof;

Flexible Installation;

Simplify maintenance (user serviceable)

High Efficiency & Best Cost-Effectiveness

 

  1. Using a special capacitor (due to the high failure rate). Design requires a higher voltage to reduce the current, we use a special electrolytic capacitors.

  2. The converter can be connected to the grid to eliminate the need for many battery applications. The high price of batteries, require maintenance, life expectancy is shorter.

  3. Work required micro-inverter power increasingly smaller (only a few hundred watts), which can reduce the internal temperature and improve reliability.

 

Images

 

KD-WVC600 Series Micro Inverter,Hot Sales

KD-WVC600 Series Micro Inverter,Hot Sales

 

 

                                           

 

 

Specification

Input   Data

KD-WV250-120VAC/230VAC

Recommended input power

200-300Watt

Recommend the use of PV modules

300W/Vmp>34V/Voc<50v< span="">

Maximum input DC voltage

50V

Peak power tracking voltage

25-40V

Operating Voltage Range

17-50V

Min / Max start voltage

22-50V

Maximum DC short current

15A

Maximum Input Current

9.8A

Output Data

@120VAC

@230VAC

Peak power output

260Watt

260Watt

Rated output power

250Watt

250Watt

Rated output current

2.08A

0.92A

Rated voltage range

80-160VAC

180-260VAC

Rated frequency range

57-62.5Hz

47-52.5Hz

Power factor

>96%

>96%

Maximum units per branch circuit

15PCS(Single-phase)

30PCS(Single-phase)

Output Efficiency

@120VAC

@230VAC

Static MPPT efficiency

99.5%

99.5%

Maximum output efficiency

92.3%

94.6%

The average efficiency

91.2%

93.1%

Night time power consumption

<50mW Max

<70mW Max

THDI

<5%< span="">

<5%< span="">

Exterior

Ambient temperature

-40°C to +60°C

Operating temperature range   (inverter inside)

-40°C to +82°C

Dimensions (WxHxD)

191mm*1176mm*38mm

Weight

0.83kg

Waterproof Rating

IP65

Cooling

Self-cooling

Feature

Power transmission mode

Reverse transfer, load priority

Electromagnetic compatibility

EN50081.part1EN50082.part1

Grid disturbance

EN61000-3-2 Safety EN62109

Grid detection

DIN VDE 1026 UL1741

Certificate

CEC,CE National patent technology

 

 

FAQ

Can we visit your factory?

Surely, I will arrange the trip basing on your business schedule.

Can you do OEM for us?

Yes, we can.

How do you pack your products?

We have rich experience on how to pack the panels to make sure the safety on shipment when it arrives at the destination.

Can you help us install the module if we cooperate with you?

We haven’t entered into installation sector, but we have the plan in near future.

 

 

Q:
The role of a solar inverter in optimizing energy production is to convert the direct current (DC) electricity generated by the solar panels into alternating current (AC) electricity that can be used to power homes and businesses. It also helps in managing and controlling the flow of electricity from the solar panels to the grid or batteries, ensuring maximum efficiency and utilization of the generated energy. Additionally, solar inverters monitor the performance of the solar system, providing vital data and feedback to optimize energy production and identify any issues or maintenance requirements.
Q:
The maximum AC current output of a solar inverter depends on its size and rating. It can range from a few amps to several hundred amps, typically ranging between 5-100 amps for residential inverters and going up to higher currents for commercial or utility-scale inverters.
Q:Installation and maintenance of photovoltaic grid - connected inverter
Before making an electrical connection, be sure to use the opaque material to cover or disconnect the PV panel. Exposure to sunlight, photovoltaic arrays will produce dangerous voltages. All installation operations must be done only by qualified technicians.
Q:
A solar inverter handles high temperatures by incorporating advanced thermal management systems such as heat sinks and fans to dissipate heat efficiently. This helps to protect the inverter's sensitive components and maintain optimal operating conditions, preventing any potential damage or performance degradation caused by excessive heat.
Q:
Regular maintenance for a solar inverter typically includes visual inspection for dust or dirt accumulation, checking for loose connections, monitoring the inverter's performance, and ensuring proper ventilation. Additionally, it is recommended to clean the solar panels periodically to maximize the system's efficiency.
Q:
The standby power consumption of a solar inverter refers to the amount of power that the inverter consumes when it is in standby mode or not actively converting solar energy into usable electricity. This power consumption is generally very low, typically ranging from 1 to 5 watts, as the inverter only needs to maintain its internal circuitry and monitor the solar energy availability.
Q:
The role of reactive power control in a solar inverter is to manage and regulate the flow of reactive power in the electrical system. It helps to maintain a stable voltage level, improve power factor, and ensure efficient operation of the solar inverter. By controlling reactive power, the inverter can mitigate voltage fluctuations and provide optimal power quality, making the system more reliable and compliant with grid requirements.
Q:
Yes, a solar inverter can be used with a solar car charging system. A solar inverter converts the direct current (DC) produced by solar panels into alternating current (AC) that can be used to charge electric vehicles, including solar cars. This allows the solar car charging system to efficiently convert and deliver the solar energy to charge the car's battery.
Q:
A centralized solar inverter system involves connecting multiple solar panels to a single inverter, with all the panels connected in series. The combined DC power generated by the panels is then converted into AC power by the centralized inverter. On the other hand, a decentralized solar inverter system, also known as microinverters or power optimizers, consists of each solar panel having its own dedicated inverter. In this system, each panel operates independently and converts its DC power into AC power directly at the panel level. The main distinction between the two systems lies in their architecture and power conversion methods. In a centralized system, the overall power output of the entire array depends on the performance of a single inverter. If any panel in the array underperforms due to shading or malfunction, it can significantly impact the overall system's performance. Additionally, a single inverter can limit design flexibility and system scalability. In a decentralized system, each panel operates independently, allowing for greater flexibility and optimization. The individual inverters in a decentralized system can maximize the power output of each panel, regardless of shading or performance variations. This also means that the overall system performance is less affected by the underperformance of a single panel. Moreover, decentralized systems offer better scalability as additional panels can be easily added without the need for significant system redesign. Decentralized systems also provide improved monitoring capabilities, as each inverter can provide real-time data on individual panel performance. This simplifies troubleshooting, maintenance, and issue identification within the solar array. To summarize, while a centralized solar inverter system is a simpler and more cost-effective option, a decentralized system offers better optimization, scalability, monitoring, and performance reliability. Choosing between the two systems depends on factors such as system size, shading conditions, budget, and desired level of control and flexibility.
Q:
A solar inverter handles voltage phase imbalance in the grid by monitoring the phase angles of the grid voltage and adjusting its output accordingly. It continuously measures the phase imbalance and corrects it by injecting reactive power into the grid. This helps to balance the voltage across the different phases and maintain stable grid conditions.

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