Description
Product Overview
The MVF23 series is a highly integrated and high-performing variable-frequency device designed for medium- and low-power motors. It offers excellent variable-speed control for fans, pumps, and compressors, and features a compact design that minimizes installation space.
Features & Benefits
- System Voltage: 3.3–6.6 kV ±10%
- Motor Shaft Power Range: 135–2115 kW
- Installation: No rear or side entry required for repairs; suitable for wall installation
- Cable Entry: Possible from the top or bottom
Specifications
- Control Power: Single-phase 220 VAC; 5 kVA
- System Efficiency: >98.5% (at rated; excluding transformer)
- Power Factor: >0.96 (at rated)
- Harmonics: <5% (at rated); compliant with IEEE519-1992 and GB/T 14549-93
- Overload Capacity: 110% for 1 min/10 min
- IP Rating: IP31
- Cooling Method: Forced air cooling
- Control Method: V/F control; vector control with speed sensor (SVC); sensorless vector control (SLVC)
- Control Functions: Acceleration/deceleration speed selection, frequency skipping, automatic voltage regulation (AVR), flying start, field weakening, adaptive deceleration, input undervoltage derating, low-voltage ride through, automatic restart, multi-motor parameter storage
- Human-Machine Interface: 7 inches, multi-language touch screen
- Communication Method: Modbus RTU
- Fitted Motor Types:
- Induction motor: Squirrel cage motor and wound motor
- Synchronous motor: Brushed excited motor
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