3S7FIS

The 3S7FIS by Schneider Electric, part of the Square D series, functions as a dry-type distribution transformer intended for various electrical distribution applications. It delivers a primary voltage of 208 V, with an accompanying primary current rating of 14.4 A. The transformer is designed to provide a secondary voltage of 120 or 240 V, which allows it to be adaptable to different load requirements. With a power rating of 3 kVA, it is suitable for moderate service requirements.

This transformer operates in a single-phase configuration and has an allowable temperature rise of 115 °C, making it efficient even under load. It can be conveniently mounted on either walls or floors, enhancing its adaptability in installation environments. The enclosure is rated NEMA 3R, indicating that it is suitable for outdoor use in non-hazardous conditions, protecting the internal components from dust and water.

The encapsulation of the transformer is made of epoxy resin, which enhances durability and insulation properties. The cooling method is dry-type, and the transformer is self-ventilated to maintain operational efficiency. Designed to work at a frequency of 60 Hz, this transformer is also certified by UL and CSA, ensuring that it meets rigorous safety and performance standards. Weighing 39 kg and with dimensions of 305 mm in height, 279 mm in width, and 254 mm in depth, this transformer is compact and manageable for various electrical setups.