Siemens Micromaster 440 Frequency Inverter - 1.5 kW, 230V AC

The Siemens Micromaster 440 is a high-performance vector control frequency inverter (VFD) designed for a wide range of variable-speed drive applications. It offers advanced control capabilities, making it ideal for processes requiring precise speed control, high torque, and dynamic response, such as conveyors, pumps, fans, and mixers.

Key Features:

• Brand: Siemens
• Series: Micromaster 440
• Model: 6SE6440-2AB21-5BA1
• Power Rating: 1.5 kW (2 HP)
• Input Voltage: Single-Phase 200-240V AC
• Output Voltage: Three-Phase 0-240V AC
• Control Modes: Flux Current Control (FCC), V/f Control (linear, squared, multi-point)
• Filter: Integrated Class A EMC filter

Technical Specifications:

• Output Frequency: 0 Hz to 650 Hz
• Braking: Built-in dynamic braking chopper
• Inputs: 6 digital (isolated), 2 analog (configurable as 0-10V or 0-20mA)
• Outputs: 3 relay outputs, 2 analog outputs
• Communication: RS485 interface with USS protocol
• Protection: Overload, overvoltage, undervoltage, short circuit, ground fault, thermal motor protection (I2t)

Key Benefits:

• Precision Control: Sensorless vector control provides excellent torque and speed regulation without needing an encoder.
• Energy Efficiency: Optimizes motor speed to match load demands, significantly reducing energy consumption.
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• Versatile Application: Suitable for both simple and complex tasks thanks to its comprehensive parameter set and flexible I/O.
• Robust Design: Engineered for reliability and a long service life in demanding industrial environments.

Important Notes:

• VAT invoices available upon request.
• Returns accepted within 30 days; buyer pays return shipping.