12KW Solis Three Phase Low Voltage Hybrid Solar Inverter

Driver Circuitry: Driver circuits are designed to control the switching of the power semiconductor devices. They convert the control signals from the microcontroller or digital signal processor (DSP) into appropriate voltages and currents to drive the gates of IGBTs or MOSFETs. These circuits must be carefully engineered to provide fast and accurate switching, ensuring minimal power losses during transitions. Isolation components like optocouplers or magnetic isolators are often incorporated to protect the control side from high-voltage spikes on the power side.

Microcontroller and DSP Programming: The heart of the inverter's control system lies in the microcontroller or DSP. Engineers program these devices to manage various functions, such as pulse-width modulation (PWM) generation, voltage and current regulation, and fault detection. PWM is used to control the output voltage waveform by modulating the width of the pulses. The programming also includes algorithms for optimizing efficiency, adapting to different load conditions, and protecting the inverter from overvoltage, undervoltage, and overload situations.

Heat Sink Installation: Given the heat generated by the power semiconductor devices during operation, efficient heat sinks are installed. These heat sinks are typically made of aluminum or copper, with finned designs to increase the surface area for heat dissipation. Thermal interface materials, such as thermal grease or pads, are used to ensure good thermal contact between the components and the heat sink. The heat sink is then mechanically fastened to the PCB or the inverter chassis, and proper ventilation or cooling fans may be added to enhance the heat removal process.

Model	S6-EH3P10K02-NV-YD-L	Battery type	Lead acid or lithium battery
Mains mode		Max. charge current	220A
Nominal input voltage	380/400V	Charge voltage range	40 –60Vdc
Frequency	50Hz/60Hz (Auto detection)	Solar charge
Max. efficiency	97.6%	PV operate voltage range	200Vdc~800Vdc
Inverter mode		MPPT voltage range	200Vdc~800Vdc
Output voltage waveform	Pure sine wave	Max. PV input power/current	16000W/40A
Nominal output power(VA)/(W)	10000W	Charge current range	220A
Nominal output voltage (Vac)	380/400V	Certification
Peak power	20000VA	EMC certification level	NRS 097-2-1, IEC 62116, IEC 61727, IEC 60068, IEC 61683, EN 50530, SriLanka, EN 50438L, Vietnam, PEA\MEA, IEC/EN 62109-1/-2, IEC/EN 61000-6-1/-3
Protection	IP66	Operate temperature range	-40 to +60℃
Battery voltage range	40.0Vdc~60Vdc	communicate	RS485/CAN
Mains charge		Humidity range	5% to 95%(Conformal coating protection)

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IP66 VS IP65

Dustproofcapability: Dustproof capability:

Completely dust-proof, no particles enter Completely dust-proof, no particles enter
Waterproofcapability: Waterproofcapability:

Protect against strong water column impact, twice Protect against low pressure water column impact
the water proof capacity of IPx5

Absolute advantage:
Dust-proof , IP66 can withstand strong currents, use is wider inthe environment of strong
convective weather like typhoon, rainstorm frequent have stronger adapt ability

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hybrid inverter071

FAQ

Q: What safety features does it have?
A: It typically comes with multiple safety features. Overvoltage protection guards against sudden spikes in the input voltage, preventing damage to the internal circuitry and any connected appliances. Undervoltage protection kicks in when the input voltage drops too low, ensuring it doesn't try to operate with insufficient power, which could cause malfunctions. Overload protection detects when the connected load exceeds its capacity and shuts down to avoid overheating and potential damage. Some also have short-circuit protection to handle accidental wire connections that could create a dangerous electrical path. These features safeguard both the device and your electrical equipment.

Q: How do I maintain it for long-term use?
A: Regular maintenance is key. Firstly, keep it clean by using a dry, soft cloth to wipe off dust from the exterior regularly. For the vents and cooling fins, use a can of compressed air to blow out accumulated dirt, ensuring proper heat dissipation. Check the cable connections periodically to make sure they're tight and free of corrosion. If it has a battery, monitor its charge level and follow the recommended charging and discharging cycles. Also, keep an eye on any error messages or abnormal behavior and refer to the manual for troubleshooting steps. This way, you can extend its lifespan and ensure reliable performance.

Q: Is it noisy during operation?
A: Noise levels vary. Some smaller, more compact models with efficient cooling systems operate relatively quietly, producing only a faint hum. Larger units or those with more powerful cooling fans might generate more noise. However, manufacturers are increasingly focused on noise reduction. They use techniques like optimizing fan blade design, adding sound-absorbing materials to the housing, and improving the overall ventilation layout. If you're sensitive to noise, look for models with lower decibel ratings or ones that advertise quiet operation, especially for indoor use.

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Hybrid Solar Inverter Solis

12KW Solis Three Phase Low Voltage Hybrid Solar Inverter