ALSTOM MVC3003-4030 Product Specification
1. Product Overview
The ALSTOM MVC3003-4030 is an enhanced medium-voltage variable frequency drive (VFD) developed for demanding industrial motor control scenarios, focusing on high-power applications including large centrifugal pumps, induced draft fans, gas compressors, and belt conveyors. Integrated with ALSTOM’s upgraded pulse-width modulation (PWM) technology and intelligent control algorithms, this VFD achieves ultra-precise speed and torque regulation of AC motors, maximizing energy efficiency while extending equipment service life. It is extensively utilized in thermal power plants, petrochemical refineries, large-scale water treatment plants, and mineral processing facilities, where stable operation, load adaptability, and energy optimization are of paramount importance.
Adhering to strict international standards such as IEC 61800-5-1 (adjustable speed electrical power drive systems), IEEE 519 (power quality), and IEC 61000-4 (electromagnetic compatibility), the MVC3003-4030 maintains stable performance under extreme grid fluctuations and harsh industrial environments. Its advanced harmonic suppression technology minimizes grid pollution, ensuring safe and reliable operation of both the drive system and the entire electrical network.
2. Technical Parameters & Specifications
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Category
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Details
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Product Type
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Enhanced Medium-Voltage Variable Frequency Drive (VFD)
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Input Voltage
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3.3 kV / 6.6 kV / 11 kV / 13.8 kV AC (3-phase); ±15% Voltage Tolerance
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Output Power Range
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630 kW – 1600 kW
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Output Frequency
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0 – 100 Hz (Adjustable); Frequency Resolution: 0.001 Hz
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Motor Compatibility
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3-phase Induction Motors; Synchronous Motors (Standard); Permanent Magnet Motors (Optional)
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Control Mode
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V/F Control; Sensorless Vector Control; Closed-Loop Vector Control (Encoder Feedback); Torque Control
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Efficiency
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≥98% (At Rated Load); ≥95% (At 30% Load)
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Protection Features
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Overcurrent, Overvoltage, Undervoltage, Overheating, Short-Circuit, Earth Fault, Motor Stall, Phase Loss, Harmonic Overload
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Cooling System
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Forced Air Cooling (Standard); Liquid Cooling (Optional, for High-Density Installations)
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Communication Interfaces
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Modbus RTU/TCP; Profibus DP; Ethernet/IP; PROFINET; DNP3.0; IEC 61850 (Optional)
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Environmental Ratings
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Operating Temp: -20°C – 50°C; Humidity: 5% – 95% (Non-Condensing); Altitude: ≤2000 m (Derate Above 1000 m)
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Certifications
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IEC 61800-5-1; IEEE 519; UL 508C; CE; ATEX Zone 2; IECEx (Hazardous Area)
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3. Key Features
3.1 Superior Energy Efficiency & Load Adaptability
Equipped with ALSTOM’s adaptive PWM algorithm and multi-mode control strategy, the MVC3003-4030 maintains high efficiency even at low load conditions (≥95% efficiency at 30% load). It automatically adjusts motor output to match dynamic load changes, reducing energy consumption by 20% – 50% compared to traditional throttle control methods, which is particularly effective for variable-load applications like boiler feedwater pumps.
3.2 High-Precision Control & Wide Compatibility
Support for multiple control modes enables precise regulation of speed (speed accuracy: ±0.01%) and torque (torque accuracy: ±0.5%), meeting the requirements of high-precision processes such as pipeline pressure control and conveyor tension adjustment. It is compatible with induction, synchronous, and optional permanent magnet motors, eliminating the need for dedicated drives and reducing equipment investment.
3.3 Robust Design & Intelligent Diagnostics
Adopting rugged high-voltage SiC (Silicon Carbide) modules and a modular power cabinet design, the VFD offers strong overload capacity (120% rated load for 60 seconds, 150% for 10 seconds) and resistance to voltage surges. The built-in intelligent diagnostic system monitors key parameters in real time, predicts potential faults (e.g., capacitor aging, IGBT degradation), and provides maintenance recommendations, minimizing unplanned downtime.
3.4 Advanced Network Integration & Safety
Rich communication interfaces support seamless integration with SCADA, DCS, and smart grid systems, enabling remote monitoring, control, and data analysis. It complies with ATEX Zone 2 and IECEx standards, with intrinsic safety designs such as arc fault protection and insulation monitoring, ensuring safe operation in hazardous industrial environments.
4. Related ALSTOM Products
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ALSTOM MVC3003-3030: Mid-power enhanced VFD (315 kW – 630 kW) for commercial and light industrial applications like large HVAC systems and water supply pumps.
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ALSTOM MVC3004-2030: Ultra-high-power VFD (2000 kW – 4000 kW) designed for heavy industries including steel rolling mills and large mining crushers.
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ALSTOM P3500 Series: Premium medium-voltage soft starters, paired with MVC3003-4030 for applications requiring smooth startup and energy-saving operation in tandem.
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ALSTOM TC600: Intelligent motor control center (MCC) with integrated VFD management, fault recording, and energy monitoring functions.
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ALSTOM Power Analytics Software: Data analysis platform that interacts with MVC3003-4030 to optimize energy usage, predict maintenance needs, and improve system reliability.
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