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Product description

Control Techniques SP2404 is a variable frequency drive from the Unidrive-SP range for demanding industrial drive applications. Frame size 2 is designed for three-phase supply networks from 380 to 480 V AC at 48 to 65 Hz. With 15 kW or 20 HP rated power and 29 A continuous output current, the unit is suitable for machines where an installed SP2404 must be replaced without changing the fundamental power class. For dynamic loads, the range documents overload ratings up to 43.5 A in Open-Loop operation for 60 seconds and up to 50.7 A in Closed-Loop operation for 20 seconds. Unidrive SP supports V/f control, Open-Loop vector control, Closed-Loop control, servo operation and regenerative applications. This allows the same hardware platform to be used in conveyors, winders, pumps, machine tools or positioning axes, provided that motor, encoder and application data match the existing parameter set. The integrated RS-485 interface supports Modbus RTU, while three option slots accommodate additional encoder, communication or application modules. A braking chopper for dynamic braking and DC braking functions are provided as standard. Selectable switching frequencies from 3 to 16 kHz allow motor noise, control performance and thermal load to be balanced. The IP20-/NEMA-1 enclosure is intended for control-cabinet installation. Approximate dimensions of 389 x 155 x 219 mm and a weight of about 7 kg make the mechanical assignment to frame size 2 transparent. Before replacement, the complete type number, supply voltage, motor power, operating mode, option modules and parameter set should be checked. This enables the SP2404 to be procured specifically for existing Unidrive-SP applications and planned maintenance windows.

Control Techniques SP2404

Specifications

Manufacturer Control Techniques
Product range Unidrive SP
Manufacturer/order/identification number SP2404
Device type AC variable frequency drive and servo drive
Supply voltage Three-phase 380 to 480 V AC ±10 %
Input frequency 48 to 65 Hz
Rated power 15 kW / 20 HP
Continuous output current 29 A
Open Loop overload current 43.5 A for 60 s
Closed Loop overload current 50.7 A for 20 s
Control methods V/f, Open Loop Vector, Closed Loop, Servo and Regeneration
Communication RS-485 with Modbus RTU
Option slots 3
Braking function DC braking and integrated dynamic braking chopper
Switching frequencies 3, 4, 6, 8, 12 or 16 kHz
Open Loop output frequency 0 to 3,000 Hz
Closed Loop speed range 0 to 40,000 min⁻¹
Degree of protection IP20 / NEMA 1
Dimensions Approx. 389 x 155 x 219 mm
Weight Approx. 7 kg
Control cabinet with PLC modules and automation components
Machine downtime in a production environment

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FAQ

Frequently asked questions

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What power rating does the Control Techniques SP2404 provide?

The Unidrive SP2404 is documented for 15 kW or 20 HP and 29 A continuous output current.

Which control methods does the SP2404 support?

The Unidrive-SP platform supports V/f control, Open-Loop vector control, Closed-Loop control, servo operation and regenerative applications.

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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