DEWIN is a diverse manufacturer and supplier of industrial electronics, automation equipment, and consumer hardware, including solar inverters, motor controllers, and smart meters.
DEWIN is a versatile brand offering a broad range of products spanning industrial automation, electrical components, and specialized consumer goods. The company is notably recognized for its line of electrical control devices, including the AT Series Solar Micro Inverters, variable frequency drives (VFDs), and AC motor drivers designed for precise speed and torque control.
In addition to industrial electronics, DEWIN manufactures DIN rail smart electric meters, voltage protection devices, and various hardware solutions like crane hoist switches and wireless speed controllers. The brand also extends into niche consumer markets with products such as medical inflatable splints and recreational accessories. DEWIN products are widely distributed through major global e-commerce platforms, serving both professional contractors and DIY enthusiasts.
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For models like the AT1 and AT4, connect the single-phase input to terminals L and N, and connect the three-phase motor to output terminals U, V, and W. Refer to the specific wiring diagram for your model.
The default reference frequency is typically set to 50 Hz (Parameter P01).
'Err 2' usually indicates Undervoltage protection. Check the power supply stability and input voltage levels.
Manuals for DEWIN WiFi smart meters and energy monitors are often included with the product. Digital copies for models like the D52-2066 can sometimes be found in third-party manual repositories.