Schneider Electric LR2D3563U Thermal Overload Relay

Schneider Electric LR2D3563U thermal overload relay is a three‑pole TeSys D motor protection device designed to shield high‑current three‑phase motors from overload and phase‑loss conditions. It features an adjustable overload current range of 63–80 A and Class 20 tripping characteristics, compatible with TeSys D contactors such as LC1D80 and LC1D95 for reliable motor control. Rated for up to 690 VAC (600 VAC UL/CSA), it includes one normally open and one normally closed auxiliary contact, and offers mounting versatility via Direct Contactor Mount, DIN rail, or panel mounting with accessories, using screw‑clamp terminals. Commonly used in motor control centers, conveyors, pumps, compressors, process equipment, HVAC systems, and heavy manufacturing machinery, it provides precision protection for three‑phase motors and supports OEM direct replacement. Operating temperature ranges from −20°C to +60°C, enabling installation in demanding industrial environments. This unit is an OEM direct replacement for LR2D3563 and is commonly referenced as Schneider Electric LR2D3563 or Telemecanique LR2D3563, ensuring compatibility in repair, retrofit, or new installations.