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The Eaton Moeller Series STI control transformer is designed for reliable operation in various applications. It provides a rated power of 0.4 kVA, with a primary input voltage of 400V (± 5%) and a secondary output voltage of 230V.
Key electrical characteristics include an efficiency of 92% and no-load losses of 17W. The transformer operates with a rated frequency range of 50 Hz to 60 Hz and features Class B insulation. Its physical dimensions are 100 mm in depth, 119 mm in height, and 121 mm in width, with a weight of 5.425 kg.
This control transformer is suitable for branch circuits, including those compliant with UL/CSA standards. It is designed as a single-phase control, isolating, and safety transformer, meeting stringent safety and performance requirements.
The rated power is 0.4 VA.
The rated input voltage is 400V ± 5%, and the rated output voltage is 230V.
The transformer operates at frequencies between 50 Hz and 60 Hz.
The efficiency is 92%.
The insulation class is B.
The ambient operating temperature range is from -25 °C to 40 °C.