Siemens 6SE6440-2UD42-0GA1 MICROMASTER 440 Variable Frequency Drive

High-Performance Industrial Drive

• The Siemens 6SE6440-2UD42-0GA1 delivers robust motor control capabilities.
• This MICROMASTER 440 drive operates without filters for direct integration.
• It handles impressive 250kW power for demanding industrial applications.
• The unit provides precise speed control for three-phase AC motors.
• You get reliable performance in automation and process control systems.

Electrical Specifications

• Manufacturer: Siemens
• Model Number: 6SE6440-2UD42-0GA1
• Input Voltage: 3AC 380-480V ±10% wide range operation
• Input Frequency: 47-63 Hz adaptable to various power systems
• Input Current: 442A rated current for high-power applications
• Output Power (LO): 250kW / 350hp maximum power capacity
• Output Power (HO): 200kW / 300hp continuous duty rating
• Output Current: 477A maximum for heavy motor loads
• Output Frequency: 0-267Hz wide speed control range
• Pulse Frequency: 4kHz for precise motor control

Performance Specifications

• Overload Capacity (LO): 150% for 1s, 110% for 59s cycle
• Overload Capacity (HO): 136% for 57s in 300s cycle
• Efficiency Rating: 97% energy conversion efficiency
• Power Factor: 0.95 minimizes reactive power consumption
• Control Method: V/f control for standard motor operation
• Response Time: <10ms for rapid speed adjustments
• Accuracy: ±0.5% speed regulation precision

Physical Specifications

• Dimensions: 1533 x 326 x 545 mm (H x W x D)
• Net Weight: 388.014 lb (176 kg) substantial construction
• Protection Class: IP20 for controlled industrial environments
• Cooling System: Integrated fan for effective heat dissipation
• Mounting: Wall or panel mounting for flexible installation
• Enclosure: Metal housing for electromagnetic compatibility

Environmental Specifications

• Operating Temperature: 0°C to +40°C standard range
• Storage Temperature: -40°C to +70°C wide storage capability
• Humidity Range: 5% to 95% non-condensing operation
• Altitude Rating: Up to 1000m without derating required
• Vibration Resistance: 1.0g maximum operational vibration
• Noise Level: <65 dB during normal operation

Installation Requirements

• Ensure adequate clearance for proper airflow and heat dissipation
• Use appropriate lifting equipment for the 176kg drive weight
• Follow local electrical codes and Siemens installation guidelines
• Verify proper grounding for safety and electromagnetic compatibility
• Maintain minimum spacing from other heat-producing equipment

Shipping & Delivery

• Each unit includes comprehensive packaging for secure transportation
• We ship globally using FedEx, UPS, and DHL freight services
• Professional handling ensures equipment arrives in perfect condition
• All shipments feature real-time tracking and insurance coverage
• Expert packaging protects against transit damage and moisture

Technical Frequently Asked Questions

• What motor types does this VFD support?
• It controls standard three-phase AC induction and synchronous motors
• Can this drive operate without external filters?
• Yes, it functions without filters but may require them for specific applications
• What is the difference between LO and HO ratings?
• LO provides higher short-term power while HO offers better continuous performance
• Does this include operator interface panels?
• No, it operates without AOP/BOP but supports external operator interfaces
• What maintenance does this frequency drive require?
• It needs periodic cleaning and inspection of cooling components

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Contact: sales@ubestplc.com Phone: +86 180 3000 5825