About Frequency Inverter Keb Combivert F5
KEB Combivert F5 Modular drives
Reputable manufacturers are using KEB COMBIVERT to produce innovative high quality machine systems. Digital power
transmission with highest bandwidth and power density is the result of continuous development and the use of modern electronic modules.
KEB COMBIVERT F5 are frequency inverters and servo systems in the power range from 0.37 to 900 kW. They provide a
modular program for the mechanical engineering, that meet the di erent requirements in exibility with the aim of
* optimal use of resources and materials and
* minimum expense in design and easy implementation of application solutions.
Simple handling and multipurpose features were often contradictory. The CP mode ensures user-friendly handling via a
programmable menu. In the subordinate application level KEB COMBIVERT F5 is the worlds f rst drive generation to have a
fully programmable user surface, which is equipped with a plain text operator guidance in 6 languages.
Open-loop systems
Basic 0.37 15 kW Compact 0.37 90 kW compact units with 230 V and 400 V connection in functional and economical orientation and universal features create the ideal platform for the design of high-quality machines and systems.
Closed-loop systems
Multi 0.75 900 kW closed-loop drives of voltage classes 230 V, 400 V and 690 V for asynchronous and synchronous servo motors with feedback devices.
Application
customized equipment solutions tailored to operating conditions and requirements. Examples are the software versions
- ASCL, encoder-less f eld orientation for asynchronous motors
- SCL for closed loop performance without a feedback device
- versions with special adapted hardware and software
Precision Motor Control and ProtectionDesigned for both constant and variable torque operations, the KEB Combivert F5 Frequency Inverter offers robust protection including overcurrent, short-circuit, and overvoltage safeguards. Its high starting torque (200% at 0.5 Hz) and integrated braking unit make it suitable for demanding motor applications, ensuring both safety and performance are prioritized in industrial environments.
Versatile Communication and Programming OptionsWith support for RS232/RS485, Modbus RTU protocols, and firmware upgrades, the F5 inverter integrates seamlessly into automated systems. Users can program the device through manual controls or PC software, while remote control and real-time diagnostics enhance flexibility and maintenance efficiency in diverse settings.
Efficient, Durable, and User-Friendly DesignBoasting forced air cooling, a compact aluminium alloy housing, and a noise level below 65 dB, the inverter balances high efficiency (>98%) with quiet operation. Its easy-to-read LED/LCD interface and IP20 rating reinforce its suitability for panel or wall mounting in a range of industrial applications.
FAQs of Frequency Inverter Keb Combivert F5:
Q: How does the KEB Combivert F5 ensure reliable operation in varied environments?
A: The F5 inverter is equipped with multiple protection features including overcurrent, short-circuit, overtemperature, overvoltage, and undervoltage safeguards. Its robust aluminium alloy enclosure and forced air cooling system enable consistent performance in ambient temperatures from -10C to +50C and humidity levels between 595% (non-condensing).
Q: What are the advantages of using the integrated braking unit in this frequency inverter?
A: The integrated braking unit provides enhanced control during rapid motor deceleration, safe stopping, and heavy load operations. This feature is beneficial for applications requiring precise speed changes or emergency stops, improving machine safety and responsiveness.
Q: When should I use sensorless vector control versus V/F control with the F5 inverter?
A: Sensorless vector control is ideal when higher starting torque and improved speed regulation are needed, such as in heavy-duty or dynamic load situations. V/F control is suitable for general applications where load conditions are less demanding. Both options can be selected depending on the motor and process requirements.
Q: Where can the KEB Combivert F5 be mounted, and what installation considerations exist?
A: The inverter is designed for panel or wall mounting in well-ventilated control cabinets or industrial enclosures. Ensure adequate airflow around the unit for forced air cooling and maintain accessibility for wiring and programming. Its IP20 rating provides protection against solid objects larger than 12.5 mm, making it suitable for indoor use.
Q: How is programming and monitoring performed on this inverter?
A: Programming can be done manually via the multi-function LED and LCD display or through PC software, which connects via RS232/RS485. Real-time diagnostic functions allow users to monitor performance, detect faults, and adjust parameters remotely when needed.
Q: What benefits does the high start-up torque at low frequency offer industrial users?
A: With a start-up torque of 200% at 0.5 Hz, the F5 inverter excels in applications where motors must start under heavy load or require immediate response. This ensures reliable start-up and smooth operation in applications like conveyors, hoists, and other machinery with variable demands.