Specifications:
The document outlines the specifications for a frequency converter with voltage options of 230 V and 380-440 V ±10%. The power range for 230 V is 0.37 - 7.5 kW and for 400 V is 0.37 - 15 kW, both in three-phase supply.

Advantages:
The converter provides a pure sinusoidal motor current and voltage, free from EMC disturbances. It features sensorless torque control down to 0 rpm, easy installation without the need for filters, chokes, or EMC cabinets, and does not require shielded cables. There are no length limitations for motor cables, no leakage current to ground, no bearing currents in the motor, no motor noise, no overheating, and no insulation issues in motor windings.

Communication:
The device supports RS232 and RS485 communication, with Anybus options available to enhance motor efficiency and allow parallel operation of multiple motors.

Interface:
It includes 6 digital inputs, 3 analog inputs, 1 operational relay, and 1 fault relay on the same converter. It also supports thermistor input from the motor and can operate motors of different sizes under certain conditions.

Enclosure:
The standard enclosure is IP20, with options for IP21 and IP54. The product comes with a 5-year warranty against bearing failure.

Product Models:
The document lists various models of the STADT NFO Sinus frequency converter for both 230 V and 400 V, detailing their power ratings, dimensions, and approximate weights.

Contact Information:
For further inquiries, contact via phone at 70 02 58 00 or fax at 70 02 58 01. More information is available on their website www.stadt.no.