Siemens 6SE6440-2UC17-5AA1 Micromaster 440 0.75kW 1HP VFD Inverter

Description

The Siemens 6SE6440-2UC17-5AA1 Micromaster 440 is a high-performance Variable Frequency Drive (VFD) engineered to regulate speed and torque for three-phase AC motors. Operating on a single-phase AC input supply and converting it into a controlled variable three-phase output, this inverter provides exact motor control for complex industrial automation processes.

It is ideal for automation engineers, factory maintenance technicians, panel builders, and machinery original equipment manufacturers (OEMs). In Bangladesh, where energy efficiency, equipment stability, and power variation management are critical, the Micromaster 440 provides robust speed modulation, lowering operational costs and keeping critical production lines running smoothly.

Key Features

• High-performance sensorless vector control (SVC) and dynamic vector control for precise torque management.
• Single-phase 200V–240V AC input capability delivering reliable 0.75kW (1 HP) 3-phase AC output.
• Advanced integrated PID controller for seamless closed-loop process automation (pressure, flow, temperature).
• High overload capacity handling 150% overload for 60 seconds and 200% for 3 seconds.
• Integrated braking chopper for efficient dynamic braking application during high-inertia stopping cycles.
• Modular design allowing flexible communication option modules (PROFIBUS, DeviceNet, CANopen).
• Built-in comprehensive electrical protection suite against overvoltage, undervoltage, overload, and short circuits.

Technical Advantages

• High Efficiency: Optimizes voltage and frequency delivery to minimize power consumption during partial load conditions.
• Durable Construction: Built with rugged industrial-grade components and conformal coated boards to resist challenging workplace environments.
• Safety Protection: Integrated thermal and electrical safety guards protect both the drive and connected motor from operational damage.
• Energy Saving: Advanced flux current control (FCC) optimizes efficiency, directly reducing electricity expenses.
• Easy Maintenance: Modular layout and clear dynamic diagnostics enable rapid troubleshooting and minimal production downtime.

Applications

• Industrial & Factory: Ideal for conveyor belts, packaging machines, industrial agitators, mixers, and processing lines.
• Commercial Buildings: Efficiently controls HVAC supply fans, exhaust blowers, water booster pump sets, and cooling towers.
• Project Installation: Excellent choice for custom automation control panels, pump control systems, and OEM machinery.

Why Choose This Product?

• Unmatched Reliability: Designed by Siemens, a global benchmark in industrial automation and drive technology.
• Proven Performance: Ensures precise speed control and maximum dynamic performance even under changing torque demands.
• Cost Effectiveness: Accelerates return on investment through energy savings, reduced mechanical wear, and reduced machinery maintenance costs.
• After-Sales Value: Supported by widely accessible technical documentation, wide spare parts availability, and long-term serviceability across Bangladesh.

Technical Specification Table

Features List

✓ High-efficiency sensorless vector speed and torque control

✓ Advanced motor protection safeguards against overload and short circuit

✓ Built-in PID controller for automated closed-loop applications

✓ Integrated braking chopper for dynamic fast-stopping capability

✓ Compact IP20 enclosure suitable for space-efficient panel assembly

Benefits For Customers

• Reduces Electricity Cost: Regulates motor speed according to load demand, drastically cutting power draw compared to direct-on-line starting.
• Improves Operational Reliability: Soft-starting and soft-stopping capabilities remove mechanical shock and water-hammer effects.
• Saves Maintenance Cost: Lowers thermal and mechanical stress on motor windings, gearboxes, and mechanical belts.
• Suitable for Bangladesh Environment: Designed to operate reliably under variable utility voltage conditions and warm climate ambient temperatures.

Installation & Maintenance Guide

Installation Requirements:

• Mount vertically on a flat, non-flammable cabinet wall inside an IP54 or appropriate control enclosure.
• Ensure clear airflow space above and below the VFD (minimum 100mm clearance) for optimal heat dissipation.
• Use properly rated copper power wiring, recommended fuses/breakers, and ground connection according to Siemens guidelines.
• Keep control signal cables shielded and routed separately from main high-voltage power cables to minimize electromagnetic noise.

Maintenance Tips:

• Periodically inspect cooling fins and cooling fans; clean accumulated dust using dry, oil-free compressed air.
• Check terminal block screws regularly and re-tighten to ensure firm electrical connections.
• Keep the installation cabinet clean, dry, and well-ventilated.

Safety Instructions:

• Disconnect all main power sources before attempting installation, wiring, or inspection.
• Wait at least 5 minutes after disconnecting power to allow internal DC bus capacitors to fully discharge before opening or touching drive terminals.
• Ensure qualified, certified electrical personnel carry out all wiring and parameter configuration.

Frequently Asked Questions (FAQ)

Q: What is the price of Siemens Micromaster 440 0.75kW VFD in Bangladesh?

A: The price of the Siemens Micromaster 440 0.75kW VFD (6SE6440-2UC17-5AA1) in Bangladesh varies depending on import availability and stock. Visit loopshop.com.bd or contact customer support for current pricing and quotes.

Q: Where can I buy original Siemens Micromaster 440 VFD in Bangladesh?

A: You can purchase genuine Siemens VFDs directly online from LOOP Shop (loopshop.com.bd) with delivery across Dhaka and all over Bangladesh.

Q: What warranty does this Siemens VFD product have?

A: The drive comes with standard manufacturer/supplier warranty against manufacturing defects. Check specific warranty terms on loopshop.com.bd at purchase.

Q: Is this Siemens Micromaster 440 VFD suitable for the Bangladesh climate?

A: Yes, it is rated to operate reliably at ambient temperatures up to 50°C, making it suitable for factory environments in Bangladesh.

Q: How to install this Siemens 0.75kW VFD?

A: Mount it vertically inside a well-ventilated enclosure, connect single-phase input AC power to terminals L1/L2 (or L/N) and motor outputs to U, V, W, ensuring proper grounding before parameter setup.

Q: Can this drive run a 3-phase motor using single-phase electricity input?

A: Yes, it takes single-phase 200V–240V AC power input and provides controlled 3-phase output for 220V/230V 3-phase delta connected AC induction motors.

Q: What is the model number of this Siemens 0.75kW Micromaster 440 drive?

A: The specific Siemens part/model number is 6SE6440-2UC17-5AA1 (6SE64402UC175AA1).

Q: Does the Siemens Micromaster 440 include a built-in braking chopper?

A: Yes, Frame Size A of this model includes an integrated braking chopper for connecting an external braking resistor.

Q: Can I use this VFD for automatic water pump control?

A: Yes, its internal PID controller allows easy connection to pressure transducers for continuous automatic pressure and flow control.

Q: Is technical support available for setting up this VFD in Bangladesh?

A: Yes, technical support and parameter configuration guidance are available through LOOP Shop technical representatives.