ABB 9T58K2978 General Purpose Transformer is a single‑phase, 0.5 kVA control‑power transformer with a dry encapsulated open‑core design (Type IP) intended for industrial panels and equipment. It provides a 380/400/416 V AC primary input and a dual 115/230 V AC secondary, enabling reliable low‑voltage control circuits for signaling, alarms, industrial controls, and HVAC applications. Built for industrial environments, the unit is commonly supplied with a terminal board for straightforward wiring and is specified for operation at 50/60 Hz in standard control‑power configurations.
