Siemens 3RU2126-4EC1 OLR 27–32A Motor Protection

The Siemens 3RU2126-4EC1 Overload Relay provides reliable motor protection against overload and phase failure in GCC industrial applications. With adjustable current setting from 27–32A, manual/auto reset options, and ambient temperature compensation, this device safeguards motors in HVAC systems, pumps, compressors, and conveyor drives from damage due to excessive current or unbalanced phases.

Key Features:

• Adjustable Current Range: 27–32A – fine-tuned protection for standard motor sizes.

• Ambient Temperature Compensation: Maintains accuracy in GCC’s varying temperatures.

• Trip Class 10: Fast response to overload conditions.

• Manual/Auto Reset: Selectable via dial – flexibility for different applications.

• Phase Failure Protection: Detects single-phasing in three-phase systems.

• Siemens 3RU2 Series: Compatible with Siemens contactors and mounting systems.

• Test/Reset Button: Easy functional testing without system shutdown.

Ideal GCC Applications: HVAC compressor protection, water pump motor protection, industrial conveyor drives, air handling units, and general three-phase motor starter panels.