Block Open Frame 3.5 kVA Auto-Transformer, 500 V AC, 480 V Primary, 400 V AC Secondary AT3 3,5-48/50-4

Block AT3 3,5-48/50-4 open frame auto-transformer is a high-efficiency electrical transformer designed for voltage conversion with a power rating of 3.5 kVA. It operates at a primary voltage of 500 V AC and 480 V, and a secondary voltage of 400 V AC, suitable for a wide range of electrical and industrial purposes.

The transformer features an open frame construction which facilitates versatile mounting options including chassis, floor standing, and wall installations. Screw terminal connections provide reliable and secure wiring, ensuring safe and stable electrical connections.

Its operating frequency ranges from 50 Hz minimum to 60 Hz maximum, while being rated for a maximum operating temperature of 40°C. Measuring 220 mm in length, 175 mm in depth, and 115 mm in width, the compact design enables efficient space utilization in electrical panels and installations.

With a gross weight of 8.7 kg, this unit is robust yet manageable for mounting. The product is manufactured in Germany and adheres to stringent industry standards such as DIN EN 61558-2-13, CSA 22.2, IEC 61558-2-13, C-UL-US, UL 506, and VDE norms, ensuring superior safety and performance compliance.

This transformer is especially suited for applications in industrial, commercial, laboratory, and manufacturing environments where precise and reliable voltage transformation is required. Its durability and quality assure long-term functionality across diverse use cases.

Designed with open frame construction for easy mounting options. Suitable for chassis, floor standing, and wall mounting installations. Screw terminal connections ensure secure wiring. Operates at a frequency range from 50 Hz to 60 Hz.

Maximum operating temperature of 40 degrees Celsius. Compact dimensions of 220 mm length, 175 mm depth, and 115 mm width. Weighs 8.7 kg for stable placement. Conforms to multiple international standards including DIN EN 61558-2-13 and UL 506.

Manufactured in Germany for high quality assurance. Ideal for industrial, commercial, and laboratory electrical applications requiring voltage transformation. Explore our extensive selection of transformers & Auto-Transformers at EnvMart for reliable power solutions tailored to your industrial needs.