Current Range: 36 – 45A | Frame Size: S2
The SIEMENS 3RU2136-4GB0 thermal overload relay is engineered for reliable motor protection in the 36–45A range. Built for S2 frame contactor systems, it offers precise and dependable overload and phase-failure protection.
Adjustable current range: 36 to 45A
Compatible with SIEMENS S2 frame contactors
Bimetallic thermal trip mechanism
Manual/automatic reset options
Easy installation and wiring
Original SIEMENS industrial-grade reliability