Technical Detail: 3RU2126-1GB0
The Siemens 3RU2126-1GB0 is a **Thermal Overload Relay** for protecting motors against phase failure and overload. It fits Size S0 contactors.
Range
- Setting Range: 4.5 to 6.3 A.
- Trip Class: CLASS 10.
- Reset: Manual / Automatic.
- Connection: Screw Terminals.
Protection
Essential for basic motor starters. The bimetallic element heats up and trips the auxiliary contacts, cutting the control voltage to the contactor coil.
