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6SE6440-2UD31-8DA1 | Siemens MICROMASTER 440 18.5kW 380-480V Variable Frequency Drive
- Regular price
- $2,199.00
- Sale price
- $2,199.00
- Regular price
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Product Description P/N: 6SE6440-2UD31-8DA1
Description
The Siemens 6SE6440-2UD31-8DA1 is a MICROMASTER 440 variable frequency drive designed for precise speed and torque control of three-phase AC motors in industrial automation systems. The Siemens 6SE6440-2UD31-8DA1 supports motor operation up to 18.5 kW with a robust D-frame design and wide input voltage range of 380–480 V AC. Its advanced control algorithms and high overload capacity make it suitable for demanding industrial drive applications.
Technical Specifications
| Condition | New/Never Used Surplus |
| Brand | Siemens |
| Category | Industrial Automation |
| Part Number | 6SE6440-2UD31-8DA1 |
| Subcategory | Variable Frequency Drives |
| Series | MICROMASTER 440 |
| Frame Size | D Frame |
| Input Voltage | 3 AC 380 – 480 V ±10% |
| Input Frequency | 47 – 63 Hz |
| Rated Output Power (Constant Torque) | 18.5 kW |
| Rated Output Power (Squared Torque) | 22 kW |
| Rated Output Current | 38 A |
| Overload Capacity | 150% for 60 s, 200% for 3 s |
| Protection Rating | IP20 |
| Cooling Method | Fan Cooling |
| Operator Panel | Without AOP/BOP |
| Operating Temperature Range | -10 °C to +50 °C |
| Dimensions (H × W × D) | 520 × 275 × 245 mm |
| Weight | 16 kg |
Information About 6SE6440-2UD31-8DA1
The 6SE6440-2UD31-8DA1 belongs to the Siemens MICROMASTER 440 series of variable frequency drives developed for versatile motor control in industrial environments. This drive converts AC input power into adjustable frequency and voltage output to regulate motor speed, torque, and energy consumption. Designed for applications requiring dynamic control and high reliability, it supports both constant torque and squared torque loads. The drive features flexible integration with automation systems and can be expanded with optional operator panels and communication modules.
Key Features:
- MICROMASTER 440 Drive Platform: Designed for high-performance motor control in industrial automation systems.
- 18.5 kW Motor Power Rating: Suitable for controlling medium-power industrial motors.
- Three-Phase Input Voltage: Supports 3AC 380–480 V ±10% power supply with 47–63 Hz frequency range.
- High Overload Capability: Provides 150% overload for 60 seconds and 200% overload for 3 seconds.
- Constant and Squared Torque Support: Handles both constant torque and variable torque motor applications.
- Advanced Motor Control Algorithms: Ensures precise speed regulation and improved motor efficiency.
- Compact D-Frame Design: Space-efficient design suitable for installation in control cabinets.
- Expandable Operator Interface: Compatible with AOP/BOP operator panels and communication modules.
The 6SE6440-2UD31-8DA1 delivers the reliability and precision required for variable speed motor control in industrial automation and motion systems.
Description
The Siemens 6SE6440-2UD31-8DA1 is a MICROMASTER 440 variable frequency drive designed for precise speed and torque control of three-phase AC motors in industrial automation systems. The Siemens 6SE6440-2UD31-8DA1 supports motor operation up to 18.5 kW with a robust D-frame design and wide input voltage range of 380–480 V AC. Its advanced control algorithms and high overload capacity make it suitable for demanding industrial drive applications.
Technical Specifications
| Condition | New/Never Used Surplus |
| Brand | Siemens |
| Category | Industrial Automation |
| Part Number | 6SE6440-2UD31-8DA1 |
| Subcategory | Variable Frequency Drives |
| Series | MICROMASTER 440 |
| Frame Size | D Frame |
| Input Voltage | 3 AC 380 – 480 V ±10% |
| Input Frequency | 47 – 63 Hz |
| Rated Output Power (Constant Torque) | 18.5 kW |
| Rated Output Power (Squared Torque) | 22 kW |
| Rated Output Current | 38 A |
| Overload Capacity | 150% for 60 s, 200% for 3 s |
| Protection Rating | IP20 |
| Cooling Method | Fan Cooling |
| Operator Panel | Without AOP/BOP |
| Operating Temperature Range | -10 °C to +50 °C |
| Dimensions (H × W × D) | 520 × 275 × 245 mm |
| Weight | 16 kg |
Information About 6SE6440-2UD31-8DA1
The 6SE6440-2UD31-8DA1 belongs to the Siemens MICROMASTER 440 series of variable frequency drives developed for versatile motor control in industrial environments. This drive converts AC input power into adjustable frequency and voltage output to regulate motor speed, torque, and energy consumption. Designed for applications requiring dynamic control and high reliability, it supports both constant torque and squared torque loads. The drive features flexible integration with automation systems and can be expanded with optional operator panels and communication modules.
Key Features:
- MICROMASTER 440 Drive Platform: Designed for high-performance motor control in industrial automation systems.
- 18.5 kW Motor Power Rating: Suitable for controlling medium-power industrial motors.
- Three-Phase Input Voltage: Supports 3AC 380–480 V ±10% power supply with 47–63 Hz frequency range.
- High Overload Capability: Provides 150% overload for 60 seconds and 200% overload for 3 seconds.
- Constant and Squared Torque Support: Handles both constant torque and variable torque motor applications.
- Advanced Motor Control Algorithms: Ensures precise speed regulation and improved motor efficiency.
- Compact D-Frame Design: Space-efficient design suitable for installation in control cabinets.
- Expandable Operator Interface: Compatible with AOP/BOP operator panels and communication modules.
The 6SE6440-2UD31-8DA1 delivers the reliability and precision required for variable speed motor control in industrial automation and motion systems.