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Siemens MICROMASTER 440 AC Drive with Class A Filter

Siemens MICROMASTER 440 AC Drive with built-in Class A filter.

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ManufacturerSiemens
Part number6SE6440-2AD32-2DA1
Type MICROMASTER 440
Input Voltage 380-480 V 3 AC
Input Frequency 47-63 Hz
Constant Torque Power 22 kW
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Built-in Class A filter High overload capability Constant and square-law torque operation Wide voltage range IP20 protection Compact design

The Siemens 6SE6440-2AD32-2DA1 is a MICROMASTER 440 frequency inverter featuring a built-in Class A filter. It operates on a 3-phase 380-480V AC supply, offering a constant torque power of 22 kW and capable of handling overload conditions of 150% for 60 seconds or 200% for 3 seconds. For square-law torque applications, it provides up to 30 kW. The unit measures 520 x 275 x 245 mm (HxWxD) and has an IP20 protection rating, suitable for ambient temperatures from -10°C to +50°C.

This drive is designed for integration into production lines and is ideal for applications requiring precise motor speed and torque control. Industries such as manufacturing, material handling, and machine building widely utilize this inverter for pumps, fans, conveyors, and general machinery where stable and reliable operation under varying loads is crucial. The integrated Class A filter helps meet electromagnetic compatibility requirements.

Stanlo Automation, a veteran-owned surplus parts distributor, provides the Siemens 6SE6440-2AD32-2DA1, ensuring you receive quality components to keep your operations running. We offer competitive pricing and rapid availability, minimizing downtime and supporting your automation projects with reliable solutions.

TypeMICROMASTER 440
Input Voltage380-480 V 3 AC
Input Frequency47-63 Hz
Constant Torque Power22 kW
Square-law Torque Power30 kW
Overload150% for 60s, 200% for 3s
Dimensions520x275x245 mm (HxWxD)
ProtectionIP20
Ambient Temp-10 to +50 °C
FilterBuilt-in Class A
Motor control
Variable speed drives
Pumps
Fans
Conveyors
Machine tools
Manufacturing automation
Various PLCs and automation systems via standard communication protocols
Siemens MM440 Drive, 6SE6440-2AD32-2DA1 VFD
This drive is a successor to older Siemens drive models and can be integrated into existing control systems. Check compatibility with specific controllers.
Expert tip
Ensure proper ventilation as the IP20 rating requires installation within an enclosure or control panel to maintain environmental protection.
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What is the purpose of the built-in Class A filter in the Siemens 6SE6440-2AD32-2DA1?
The built-in Class A filter in the Siemens 6SE6440-2AD32-2DA1 helps to reduce electromagnetic interference (EMI) generated by the drive's operation. This is crucial for meeting regulatory standards and preventing disruptions to other sensitive electronic equipment in the vicinity.