Title: SIEMENS 6SE3213-8FG40 MIDIMASTER Vector MDV220/4 AC Drive - 2.2kW Industrial Inverter

Product Overview: The Siemens 6SE3213-8FG40 is a MIDIMASTER Vector MDV220/4 AC drive, a robust and high-performance variable frequency inverter designed for precise speed control of three-phase AC induction motors in industrial applications. Part of the Siemens MICROMASTER/MIDIMASTER family, this drive utilizes advanced sensorless vector control technology, enabling high torque even at low speeds and excellent dynamic performance. It provides sophisticated control over motor acceleration and deceleration, minimizes mechanical stress, and enhances energy efficiency. With its ability to handle demanding applications like pumps, fans, and conveyors, and comprehensive protective functions, the 6SE3213-8FG40 ensures smooth, reliable, and energy-optimized motor operation, contributing to increased productivity and reduced maintenance costs. While this model is discontinued, it remains a critical component for maintaining existing industrial setups.

Key Features & Benefits:

Sensorless Vector Control: Offers high-performance control for precise speed and torque regulation without the need for an encoder, allowing for high torque at low speeds and excellent dynamic response.
Variable Frequency Drive (VFD): Controls the speed of three-phase AC induction motors, optimizing their performance and energy consumption.
Integrated Overload Capability: Designed to handle overloads of 150% for 60 seconds and 200% for 3 seconds, ensuring robustness in fluctuating load conditions.
Comprehensive Motor Protection: Includes protective functions against undervoltage, overvoltage, overload, short-circuit, ground fault, motor failure, and drive/inverter overtemperature.
Adjustable Ramps: Allows for programmable acceleration and deceleration ramps for smooth starting and stopping, reducing mechanical wear on connected machinery.
User-Friendly Interface: Features an operator control panel (often with 7 keys and 4x7 segment LED displays) for easy startup, parameterization, and monitoring.
Flexible Communication: Equipped with an RS485 serial interface for connection to PLCs or PCs, enabling integration into broader automation systems.
Robust Industrial Design: Built for demanding industrial environments, ensuring durability and long-term reliable operation with IP20/IP21 (NEMA 1) protection.
Integrated DC Injection Braking: Allows for quick and controlled stopping of the motor by applying a DC voltage.
 
Applications:
The Siemens 6SE3213-8FG40 MIDIMASTER Vector AC Drive is widely used across various industrial sectors that require precise and efficient control of AC induction motors. Its capabilities make it suitable for a broad range of demanding applications, including:

Pumps: For flow control and energy savings in water treatment, HVAC, and industrial pumping systems.
Fans: Optimizing airflow and reducing energy consumption in ventilation systems, cooling towers, and industrial fans.
Conveyors: Providing smooth acceleration and deceleration to prevent product damage and reduce mechanical stress on conveyor belts.
Mixers: For precise speed control in mixing processes to achieve consistent product quality.
Textile Machinery: Controlling motor speeds in various textile processes such as spinning and weaving.
General Manufacturing: Applied in a wide array of industrial machinery where controlled motor speed, energy efficiency, and reliable operation are critical.
HVAC Systems: For controlling motors in air handling units and other climate control applications.
 
Technical Specifications:

Part Number: 6SE3213-8FG40
Alternative Part Number: 6SE32138FG40
Manufacturer: Siemens
Product Series: MICROMASTER Vector / MIDIMASTER Vector (MDV220/4)
Type: AC Drive / Variable Frequency Drive (VFD) / Inverter
Input Voltage: 525-575V AC, 3-phase, 50/60 Hz (+/-15%)
Output Voltage: 0 - 525/575V AC, 3-phase, 0-650 Hz
Rated Output Power (Constant Torque): 2.2 kW (3 HP)
Rated Output Power (Variable Torque): 4 kW (5 HP)
Overload Capability: 150% for 60 seconds, 200% for 3 seconds
Control Method: Sensorless Vector Control, V/Hz control, Flux Current Control (FCC)
Cooling: Air-cooled
Protection Class: IP20 / IP21 (NEMA 1), Frame Size 4
Dimensions (H x W x D): Approximately 450 mm x 275 mm x 210 mm (Specific to Frame Size 4, verify with datasheet)
Weight: Approximately 1.1 kg (2.43 lbs) to 2.2 kg (4.85 lbs) (varies based on precise model/frame)
Ambient Temperature: 0 to 50 °C
Communication Interface: RS485 serial interface
Product Lifecycle: Discontinued Product (PLM Effective Date: End of product lifecycle since 01/10/14, often available through surplus or repair services).