4AU3932-8BC40-0HA0 SIEMENS

The 4AU3932-8BC40-0HA0 is a SITAS three-phase transformer designed for industrial applications requiring reliable voltage transformation and isolation. It features a primary voltage configuration of Y500-400/D289-230V and a secondary voltage configuration of Y 400 / D 230V, offering flexibility in adapting to different power supply systems. With a rated power of 16 kVA for continuous operation and 55 kVA for short-term operation (S6 duty cycle), this transformer can handle demanding loads. The secondary current ranges from 23.1A to 46.2A, depending on the connection type. Operating at a frequency of 50...60 Hz, it is suitable for use in various regions. The vector group is IIIIII0 /0, and it includes a shield winding for enhanced safety and reduced electromagnetic interference. It is designed for an ambient temperature of up to 55°C and insulation class H. The transformer has an IP00 protection rating and utilizes screw connections for easy and secure wiring. Compliant with EN 61558-2-1, -2-2, -2-4 standards and UL/CSA-recognized, this transformer is suitable as a control circuit transformer and isolation transformer.