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UMI-S0413 Unitronics UMI-B7, 22-30kW Brk Res.6kW, 480V
Unitronics UMI-S0413 dynamic braking resistor designed for compatible Unitronics variable frequency drives, providing regenerative energy dissipation and improved motor braking performance.
£275.20
Why Choose the Unitronics UMI-S0413 Braking Resistor?
The Unitronics UMI-S0413 is a heavy-duty dynamic braking resistor designed for use with compatible Unitronics variable frequency drives (VFDs). Engineered to dissipate regenerative energy generated during motor deceleration, this braking resistor improves stopping performance, reduces braking times and helps protect drive systems from DC bus overvoltage conditions.
During rapid deceleration, motors return excess energy to the drive's DC bus. The UMI-S0413 safely converts this regenerative energy into heat, enabling controlled braking while preventing nuisance trips and overvoltage faults. This makes it ideal for demanding industrial applications involving high-inertia loads, frequent starts and stops, and precise motion control requirements.
Designed for industrial automation environments, the UMI-S0413 provides dependable braking performance for larger drive systems where rapid stopping and enhanced machine control are essential. Its robust industrial construction ensures reliable operation in demanding production and manufacturing environments.
Key Advantages
- Designed for compatible Unitronics VFD systems.
- Improves motor deceleration and stopping performance.
- Helps prevent DC bus overvoltage faults.
- Suitable for demanding industrial braking applications.
- Supports precise and controlled machine stopping.
- Industrial-grade construction for long-term reliability.
Key Features
- Unitronics UMI-S0413 braking resistor.
- Designed for dynamic braking applications.
- Compatible with selected Unitronics drives.
- Supports regenerative energy dissipation.
- Helps reduce motor deceleration times.
- Industrial-duty resistor assembly.
- Suitable for automation and machine-building applications.
- Designed for reliable long-term operation.
Reliable Dynamic Braking Performance
Dynamic braking resistors are critical components in VFD systems where fast stopping and controlled deceleration are required. By dissipating excess regenerative energy, braking resistors improve machine responsiveness while helping protect the drive from electrical stress caused by energy feedback during braking.
The UMI-S0413 is suitable for a wide range of industrial applications requiring dependable braking performance, improved motion control and enhanced drive protection. Its robust construction makes it ideal for demanding automation environments where reliability is essential.
Typical Applications
- Conveyor systems.
- Material handling equipment.
- Packaging machinery.
- Industrial hoists and lifting equipment.
- Machine tools.
- General industrial automation systems.
Technical Specifications
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| Device Type | Drive / Servo Accessory | |
|---|---|---|
| Product Series | Unitronics Servo / Drives | |
| Power | 30 kW | |
| Voltage | 480 V | |
| Phase | Three Phase | |
| Product type | Dynamic braking resistor | |
| Application | Variable frequency drive braking | |
| Function | Regenerative energy dissipation | |
| Compatibility | Selected Unitronics VFD systems | |
| Installation | External braking resistor assembly | |
| Input voltage compatibility | 400-480 V AC | |
| Input phases | Three-phase | |
| Construction | Industrial-grade resistor unit | |
| Use environment | Industrial automation systems | |
| Brand | Unitronics | |
| SKU | UMI-S0413 |
Frequently Asked Questions
What is the Unitronics UMI-S0413 used for?
The UMI-S0413 is a dynamic braking resistor designed to dissipate regenerative energy generated during motor deceleration in variable frequency drive applications.
Why is a braking resistor required?
A braking resistor helps prevent DC bus overvoltage conditions while improving motor stopping performance during rapid deceleration.
Is the UMI-S0413 compatible with all drives?
No. The resistor should only be used with compatible Unitronics variable frequency drives and according to the manufacturer's specifications.
What types of applications use braking resistors?
Braking resistors are commonly used in conveyors, lifting equipment, machine tools, packaging machinery and other systems requiring controlled stopping performance.
Can this resistor improve deceleration times?
Yes. Dynamic braking resistors allow drives to handle regenerative energy more effectively, enabling faster and more controlled motor deceleration.
Trusted for Industrial Motion Control
Unitronics braking resistors are trusted by automation engineers and machine builders to deliver reliable braking performance, improved stopping control and enhanced protection for industrial drive systems.
