Descripción
VEICHI 11kW VFD SI23 Series – Solar Pump Variable Frequency Drive
Key Specifications
• Power: 11 kW
• DC Input Voltage Range: 250 – 780 VDC
• Max DC Input: ~16 kW
• Recommended PV Voltage: 620 – 750 V
• Output Current: ~25 A
• Output Frequency: 0–320 Hz
• 3-Phase 380–460 VAC
• Built-in solar & pump safety features
The VEICHI SI23 Series 11kW VFD is a high-performance solar pump inverter designed to provide precise speed control and maximum energy efficiency for three-phase motors. Purpose-built for photovoltaic water pumping systems, it ensures stable motor operation and optimal solar power utilization in agricultural and industrial applications.
With integrated advanced MPPT and vector control technology, the SI23 series enables direct pump operation from solar panels while reducing electricity costs and improving system reliability.
Key Features & Benefits – ATS Solar Energy
The VEICHI SI23 11kW drive integrates built-in MPPT solar tracking to maximize energy harvest from PV arrays and maintain efficient pumping under varying sunlight.
It supports a wide DC input range (typically around 350–780VDC) and delivers 3-phase 380VAC output for dependable motor performance.
Advanced protection functions — including dry-run, over-current, over-voltage, short-circuit, and thermal protection — help extend pump life and ensure safe system operation.
Highlights:
Advanced MPPT solar tracking
Direct PV pump operation
Stable vector motor control
Wide DC input voltage range
Multiple intelligent protections
RS485 (Modbus) communication
Compact book-type design
Typical Applications – ATS Solar Energy
The VEICHI SI23 11kW VFD is ideal for:
Solar water pumping systems
Agricultural irrigation
Borehole and submersible pumps
Livestock watering
Remote water supply projects
The SI23 series is engineered specifically for solar-driven pumping where grid power is limited or costly.
Why Choose ATS Solar Energy
ATS Solar Energy supplies genuine VEICHI SI23 Series 11kW VFD units across Global with expert technical support and dependable after-sales service. Our team assists with proper sizing, installation guidance, and system optimization.
Upgrade your solar pumping system with the VEICHI 11kW VFD SI23 Series for efficient, reliable, and energy-saving motor control.