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Product description

The Bosch Rexroth TFM3.1-050-300-W1-220 is an Indramat frequency inverter from the TFM-3 series for controlled AC drives. This exact design is identified as Version 1 and specified for a 300-V-DC bus and a rated current of 50 A. The inverter varies voltage and frequency to adapt the speed and torque of a connected AC motor to the process. An intermediate circuit with capacitive and inductive elements smooths the rectified supply and reduces AC residual components. Internal air cooling is provided by a built-in heatsink fan; a fan supply of 220 V AC is documented for the version with end code 220. The drive is intended for serial integration between the mains supply and motor. Its control can be coupled with a transducer or sensor and supports a preset reference value. An adjustable torque limit allows the drive to be matched to the permissible mechanical load of the machine. Typical applications include systems with varying loads, high speeds or multiple motors. This makes the assembly particularly suitable for targeted repairs of existing machines whose electrical and control-system design is to be retained. Clear identification by current rating, DC bus and fan code also simplifies comparison with the removed unit. Only the complete designation TFM3.1-050-300-W1-220 is authoritative for a safe replacement. In addition, the DC-bus voltage, rated current, fan voltage, cooling concept, connection sequence, reference specification, transducer interface and existing machine parameters must match the previous device. Closely related variants with a different current rating, series version or fan supply are not automatically interchangeable. Before commissioning, wiring, protective measures, motor ratings, direction of rotation and system-specific limits must be checked by qualified personnel.

Bosch Rexroth TFM3.1-050-300-W1-220

Specifications

Manufacturer Bosch Rexroth
Product series Indramat TFM 3
Manufacturer / order / identification number TFM3.1-050-300-W1-220
Device type Frequency inverter
Series version Version 1
Rated current 50 A
DC-bus voltage 300 V DC
Cooling method Internal air cooling
Heatsink fan Built-in
Fan supply 220 V AC
Motor control Speed and torque control
Motor type AC motor
Intermediate circuit Capacitive and inductive smoothing
Reference input Preset reference value
Transducer interface Sensor or transducer
Torque limit User-defined limit
Connection method Serial integration between mains and motor
Application profile High-speed and multi-motor applications
Control cabinet with PLC modules and automation components
Machine downtime in a production environment

Machine downtime?

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Our highest priority is to keep your production processes running. Rely on our expertise and flexible service to minimise machine downtime effectively.

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Product safety

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FAQ

Frequently asked questions

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What are the key specifications of the Bosch Rexroth TFM3.1-050-300-W1-220?

The exact Version 1 is specified with a rated current of 50 A, a DC-bus voltage of 300 V DC and internal air cooling with a built-in fan.

What must be checked when replacing the TFM3.1-050-300-W1-220?

The complete type number, DC-bus voltage, rated current, fan supply, cooling concept, connection sequence, reference input, transducer interface and machine parameters must match the existing drive.

Is there a guarantee?

Yes, we provide a 14-day functional guarantee for used items. This means the component must be operational when received.

Please note that the guarantee only applies when the warranty seal is undamaged.

If a defect occurs within 14 calendar days, please contact us in writing. Subject to availability, we will provide a replacement or refund the full purchase price after return.

Further details are provided in the terms and conditions supplied with your quotation.

How quickly do you dispatch and which shipping options are available?

We generally dispatch immediately - in many cases on the same working day. For particularly urgent requirements or machine downtime, we find a suitable solution as quickly as possible and provide a specific delivery window on request.

Express shipping or collection from our premises is also possible, depending on the situation. State your requirements during the ordering process or contact us directly.

We ship worldwide and work with reliable shipping partners, from parcel services to freight forwarding. Freight shipments normally require some preparation so the goods arrive safely and undamaged.

Which payment methods are available?

Payment is normally made by bank transfer against invoice. Payment is due within 10 calendar days of receiving the goods.

As a rule, we offer purchase on account for all customers. In individual cases, such as new customers or particularly high-value components, we may agree advance payment. This decision is made individually and communicated transparently.

Can we return items if they were ordered incorrectly?

Because we sell exclusively to business customers (B2B), there is no general right of return and no consumer right of withdrawal.

Please note that returns of functioning goods are generally excluded. In justified exceptional cases, we can assess an individual solution, but this is not the standard procedure.

Is there a discount when ordering several items?

For larger order quantities or several items of one type, we can offer individual discounts.

Simply send us a quick enquiry - we check availability and will gladly prepare a tailored quotation with quantity pricing.

Do you also purchase industrial spare parts?

Yes, we also purchase automation components, such as frequency inverters, PLC assemblies, panels, servo motors and CPUs. Components from Siemens, Lenze, Schneider Electric, Control Techniques or Heidenhain are especially sought after, and other brands are also possible.

The process is straightforward: email us an inventory list or overview photos at info@reha-industriekomponenten.de. We calculate a market-based purchase price and send you an offer.

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