6SE3213-1BA50 - Inverter - SIEMENS

Siemens frequency inverter 6SE3213-1BA50 - MICROMASTER Vector

The frequency inverter SIEMENS 6SE3213-1BA50 belongs to the MICROMASTER Vector series, designed for precise control of three-phase asynchronous motors when reliable low-speed torque retention and speed stability are required. For maintenance teams, system integrators and engineering departments, this model meets common needs in conveying, pumping and ventilation with straightforward implementation and predictable operation. Vector control provides finer regulation than standard V/f control, resulting in smoother drive dynamics and better response to load variations. The rated power 0.75 kW (approx. 1 HP) covers many compact machines, while the integrated EMC filter limits electromagnetic disturbances, easing integration in sensitive workshops and compliance with electromagnetic compatibility requirements. This reference is part of a large installed base, making it a relevant solution for replacement supply, standard exchange and repair as part of an operational readiness strategy.

Technical specifications

• Manufacturer reference: 6SE3213-1BA50
• Range: MICROMASTER Vector
• Manufacturer: SIEMENS
• Type: Frequency inverter for three-phase asynchronous motors
• Rated power: 0.75 kW (approx. 1 HP)
• Control mode: Vector control for improved torque retention and stabilized speed
• EMC filter: Integrated to reduce electromagnetic emissions
• Control functions: Speed setpoint, acceleration and deceleration ramps, direction control
• Application compatibility: Conveyors, pumping, ventilation, small machine tools and general industrial automation
• User interface: On-unit operator programming panel, simplified local diagnostics

Overview of the MICROMASTER Vector range

The MICROMASTER Vector series is a proven reference for driving asynchronous motors in contexts where speed stability and torque control are priorities over simple frequency variation. Compared with a classic V/f inverter, the vector algorithm optimises magnetisation and usable torque, improving resistance to load variations and low-speed performance. The presence of a built-in EMC filter simplifies electrical integration and compliance with good EMC practices in control cabinets. The range is appreciated for its configurable settings, logical approach to drive functions and operational consistency across heterogeneous installations. On existing machines, it helps extend equipment life while ensuring motor operation that meets production requirements. Its technical positioning makes it a sensible option for preventive and corrective maintenance, with a short learning curve for field technicians.

• MICROMASTER: speed variation for general applications, frequency setting and standard drive functions
• MICROMASTER Vector: adds vector control for better dynamics, improved setpoint accuracy and more robust response to load disturbances

Within this scope, the reference 6SE3213-1BA50 covers typical needs for a motor power of 0.75 kW, offering a relevant compromise between ease of integration, control performance and EMC constraints.

Industrial applications

The 6SE3213-1BA50 integrates into a variety of processes where reliable regulation, soft starts and controlled consumption are required. Targeted sectors prioritise speed reproducibility, mechanical protection of equipment and reduction of unexpected stoppages.

• Conveyors and light handling: belt speed control, throughput adjustment according to load, basic station synchronisation
• Centrifugal pumps: setpoint adjustment to limit hydraulic phenomena, energy savings through speed adaptation
• Fans and extractors: airflow regulation, noise and wear reduction thanks to ramps and torque retention
• Small machine tools: stable low-speed settings for light machining and auxiliary equipment
• General automation: secondary axis drives, worm screws, drive rollers and packaging stations

Integration and communication

The MICROMASTER Vector drives integrate efficiently into a programmable logic controller-based architecture via digital inputs, analog setpoint and, depending on fitted equipment, optional communication interfaces. Local configuration via the range's operator panel allows coherent setup of key functions, notably speed setpoint, ramps and torque limits. In installations controlled by numerical control or PLC sequences, the drive loop stability and vector response contribute to process repeatability. For maintenance, diagnostic menus simplify identification of motor states and verification of essential parameters. SIEMENS' approach facilitates replacing a unit within an existing machine, reducing downtime during planned or corrective replacement. Finally, compatibility with standard three-phase asynchronous motors allows keeping the existing motor fleet in place without changing the mechanical interface.

Why this model suits your needs

Choosing a 0.75 kW drive is justified when a machine is equipped with a motor of around 1 HP. Vector control provides a safety margin in low-speed torque retention, useful for starting under load and flow variations. The integrated EMC filter limits disturbances that could affect other sensitive workshop equipment, easing EMC qualification of a control cabinet and reducing the risk of non-compliance. In a controlled modernisation context, operational continuity is supported by drive functions familiar to technicians, clear parameter logic and widely available product documentation. In operation, stable setpoints and configurable ramps help reduce mechanical stress, optimise the lifespan of transmission components and improve cycle repeatability.

Availability and warranty

Standard Exchange Industry offers the reference 6SE3213-1BA50 new, as part of a standard exchange or through repair. Each unit supplied is bench-tested according to an industrial protocol and delivered with a warranty appropriate to the selected service. Shipping is provided within 24 to 72 hours to over 120 countries to limit the impact of a production stoppage. Our technical teams assist in identifying the reference compatible with your asynchronous motor and automation architecture, and advise on the most appropriate solution between like-for-like replacement, inspected refurbished or repaired unit. To secure your restart, we can also organise the take-back of the old equipment as part of a standard exchange, contributing to a responsible and controlled maintenance cycle.

To confirm compatibility of this drive with your 0.75 kW motor and your EMC environment, and to arrange rapid availability, contact your SEI representative. You benefit from multi-brand stock, expertise dedicated to power electronics and logistics designed for industrial maintenance.