ABB Westinghouse 7526A04G04 Voltage Transformer PPW

The ABB Westinghouse 7526A04G04 Voltage Transformer, part of the Type PPW series, is a panel-mounted device designed for voltage transformation and electrical isolation in industrial electrical distribution and control systems that require reliable voltage monitoring and safe isolation of secondary circuits. Rated for 60 Hz operation at 480 V, it is commonly installed in switchgear assemblies, power distribution panels, motor control centers, and other automation equipment to provide voltage transformation for connected circuits and support protection devices in automation systems. As a Type PPW transformer, it is intended for industrial use in manufacturing facilities, substations, MCC panels, and automation networks, enabling voltage conversion within panels and control architectures. The part is identified by Manufacturer Part Number 7526A04G04, and common replacements include ABB Westinghouse Type PPW Voltage Transformer, Eaton Industrial Voltage Transformer, and Square D Control Voltage Transformer.