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Send emailThe VFVN 20 frequency converters are designed for easy use in common applications. The VFVN 20 is available in all common voltages (110-575 V) and with a wide range of outputs (up to 18.5 kW). Fast and convenient commissioning is combined with exceptional flexibility and a wide range of supplied accessories to meet even the most demanding customer requirements.
Features and equipment
- standard protection: IP20, optional NEMA enclosure according to MI1-MI3 frequency converter size to increase protection to IP21
- output frequency: 0-320 Hz
- control method: scalar U/f control or speed vector control without feedback
- switching frequency: 1-16 kHz, preset 4 kHz
- operating ambient temperature: -10 (frost free) to +40 °C
- storage temperature: -40 to +70 °C
- painted cards as standard
- braking inverter standard for 3f, 400 V, from 1.5 kW
- PTC connection: Frequency converter must be retrofitted with ENC-SLOT-MC03-13 or ENC-SLOT-MC03-45 slot (depending on type) and OPT-B2-V card, can be ordered as VFVN 020-XX-XX PTC set
- EMC: EN 61800-3 category C2 integrated PID controller
Standard I/O
- AI (analog input)
- DI (digital input)
- AO (analog output)
- DO (digital output)
- RO (relay)
- reference voltage +10 V
- power supply +24 V
- RS-485 (Modbus RTU)
The frequency converter has a built-in RS-485 interface, which enables efficient operation of the converter. A PLC function is also integrated to facilitate customization of the frequency converter to a wide range of required tasks. Other unique features include the ability to freely modify the inverter's parameter list and create application-specific c
By following the instructions in the manual, no risk should arise regarding safety, health and the environment in accordance with the EC Directives (CE marked). The same applies to other products used in the equipment or during installation. Please consider the following general information important:
- observe the safety instructions to avoid damage to the equipment or personal injury
- the technical information given in these instructions must not be altered
- it is forbidden to interfere with the equipment's motor
- in order to comply with the EC directives, the equipment must be connected to the mains in accordance with the applicable regulations
- the equipment must be installed in such a way that, the equipment must comply with the applicable regulations for the operation of electrical equipment
- it must always be disconnected from the power supply before any tampering with the equipment
- appropriate tools must be used when handling or maintaining the equipment
- the equipment must be used only for the following purposes, for which it is intended
- this appliance must not be used by children under the age of 8 years and by persons with reduced physical, sensory or mental abilities, or persons with a lack of experience and knowledge, unless they are supervised by a responsible person or have been adequately instructed in the safe use of the appliance and can understand the risks involved
- the user must ensure that children do not play with the appliance
- cleaning and maintenance of the appliance must not be carried out by unsupervised children
