Product Description
Schneider ATV320U55N4B
The Schneider Electric ATV320U55N4B is a high-performance variable speed drive from the Altivar Machine ATV320 series, specifically designed for Original Equipment Manufacturers (OEMs). Its compact “book” form factor allows for significant space savings in control panels, enabling side-by-side mounting. This drive is engineered to control three-phase synchronous and asynchronous motors, offering robust performance and advanced connectivity. With an integrated Class C2 EMC filter, Safe Torque Off (STO) safety function, and built-in Modbus and CANopen communication protocols, the ATV320U55N4B provides a reliable and versatile solution for a wide range of industrial machine applications.
Technical Specifications:
- Product Series: Altivar Machine ATV320
- Motor Power: 5.5 kW (7.5 hp) for heavy duty
- Rated Supply Voltage: 380…500 V – 15…10 % (3-phase)
- Nominal Output Current: 12.7 A
- EMC Filter: Integrated Class C2 EMC filter
- Communication Port Protocol: Modbus serial, CANopen
- Safety Function: STO (Safe Torque Off)
- IP Degree of Protection: IP20

Schneider ATV320U55N4B
Discover the Schneider Electric ATV320U55N4B, a compact 5.5 kW / 7.5 hp variable speed drive. This 3-phase, 400V VFD from the Altivar 320 series features a space-saving book-style design, integrated EMC filter, and STO safety function, making it ideal for machine control applications.










