4AU3032-8BC40-0HC0 SIEMENS

The SITAS transformer 4AU3032-8BC40-0HC0 from Siemens is a three-phase transformer designed for a variety of industrial applications. It features a primary voltage configuration of Y500-400/D289-230V and a secondary voltage configuration of Y 400 / D 230V. The transformer has a rated power of 5 kVA for continuous operation and 28 kVA for short-time duty (S6). The secondary current ranges from 7.22A to 12.5A, adapting to different voltage settings. It is designed to operate within a frequency range of 50 to 60 Hz. The vector group is III/III0, and it includes a shield winding for enhanced safety and reduced noise. The transformer is suitable for ambient temperatures up to 55°C and is insulated to class H standards. It is enclosed in an IP23-rated housing, providing protection against solid objects and spraying water. The transformer utilizes screw terminals for secure and reliable connections and is designed for screw-type installation, complying with EN 61558-2-1, -2-2, and -2-4 standards and UL/CSA recognition, making it suitable as a control circuit and isolation transformer.