Transformer Protection Relay by ABB HESG448614R1 Battery Charger Module 4 Nm (12 lb-in)

4 Nm (12 lb-in)

Typically occurs at ambient temperature 140°F (60°C) or higher

H 4135A: Relay Amplifier in a Terminal Case

Its compact design enables easy integration into control cabinets

a digital signal processor

Transformer Protection Relay by ABB HESG448614R1 Battery Charger Module 4 Nm (12 lb-in)Overview The ABB HESG448614R1 is a transformer protection and control relay designed for medium and high voltage power systems. It provides precise detection of phase faults, earth faults, thermal overloads, and abnormal transformer operating conditions. With configurable logic, modular I O, and robust trip circuits, it helps ensure fast fault isolation and continuous grid stability. Its compact module housing enables easy installation in panel based