P&H 479QOD3 Overload Relay

The P&H 479QOD3 Overload Relay is a motor protection device intended for installation in industrial control panels; it monitors motor current and delivers a protective response when overload or abnormal operating conditions are detected, helping to guard motors from damage and reducing the risk of unplanned downtime. Identified by the part number 479QOD3, this relay is designed to integrate with standard motor starters and control circuits, providing a dedicated overload protection function within electrical protection schemes and offering a straightforward path to safer, more reliable motor operation. As a P&H component, the 479QOD3 serves as a focused, purpose-built element in motor protection, aligning with common industrial practices of protecting motors against overcurrent while supporting system uptime and equipment longevity in environments where motors are essential to daily operations.