Siemens Digital Industries Overload Relay 3RU2126-4PB1

Manufacturer: Siemens Digital Industries
Designation: Overload Relay 30-36A S0 Class 10
Type: 3RU2126-4PB1
Adjustable current range: 30-36 A
Max. rated operational voltage: 690 V
Mounting: Individual installation
Connection type main circuit: Screw connection
Number of auxiliary contacts as break contacts: 1
Number of auxiliary contacts as make contacts: 1
Tripping class: Class 10
Reset function input: No
Reset function automatic: Yes
Reset function push-button: Yes

The Siemens Digital Industries overload relay 3RU2126-4PB1 is designed for thermal protection of motors in the 30-36 A range, classified under size S0 and Class 10. It features individual installation with screw connections for both main and auxiliary circuits. The relay includes manual and automatic reset functions.

This SIRIUS 3RU2 thermal overload relay provides current-dependent protection against excessive heating due to overload or phase failure. It is known for its flexibility and cost-effectiveness, with worldwide approvals such as IEC and UL/CSA, and is suitable for use in potentially explosive atmospheres (ATEX or IEC Ex).

Available with various setting ranges for the overload release, it offers screw or spring-cage connections for quick, maintenance-free, and vibration-proof installation. The accessories are compatible with all sizes from S00 to S3. The SIRIUS modular system is simple, efficient, and always up-to-date.