Siemens

The SIRIUS 3RU1900-2AB71 is an electronic remote control reset module with a rated voltage of 24...30 V AC/DC. It is suitable for 3RU series S00 to S3 size thermal overload relays. When installed on the relay, it can realize the remote reset function, reduce the number of times personnel need to inspect the field panel, and improve the maintenance efficiency of the motor control system.

The SIRIUS 3RU1146-4HB0 is an older generation thermal overload relay of the 3RU1 series. It has an S3 frame size, Class 10 tripping rating, and a current setting range of 36 to 50 amps. It can be connected to compatible 3RT10 series contactors. The original manufacturer has discontinued production of this model. The successor model is 3RU2136-4GB0, which is suitable for purchasing spare parts for existing equipment.

The Siemens SIRIUS 3RU1146-4FB0 thermal overload relay features an S3 frame, Class 10 operating rating, and a current setting range of 28~40 amps. It can be directly mounted on 3RT1044~1046 series contactors, providing overload and phase loss protection. It is suitable for medium and large three-phase motor circuits.

The Siemens SIRIUS 3RU1146-4DB0 thermal overload relay features an S3 frame, Class 10 operating rating, and a current setting range of 18~25 amps. It can be directly mounted on 3RT1044~1046 series contactors, providing phase loss and overload protection, and is suitable for three-phase and single-phase motor circuits.

The Siemens SIRIUS 3RU1136-4GB0 thermal overload relay features an S2 frame, Class 10 operating rating, and a current setting range of 36~45 amps. It is a model with a higher current setting value in the 3RU1136 series and can be installed with 3RT1033~1036 contactors.

The Siemens SIRIUS 3RU1136-4DB0 thermal overload relay features an S2 frame, Class 10 operating class, a current setting range of 18~25 amps, and 1 NO + 1 NC auxiliary contact. It can be directly installed on 3RT1033~1036 series contactors.

The Siemens SIRIUS 3RU1126-4CB0 thermal overload relay features an S0 frame, Class 10 operating class, a current setting range of 17~22 amps, and 1 NO + 1 NC auxiliary contact. It can be directly installed on 3RT1023~1026 series contactors.

The Siemens SIRIUS 3RU1126-4BB0 thermal overload relay features an S0 frame, Class 10 operating rating, and a current setting range of 14~20 amps. It can be directly mounted on 3RT1023~1026 series contactors and supports manual and automatic reset.

The Siemens SIRIUS 3RU1126-4AB0 thermal overload relay features an S0 frame, Class 10 operating rating, and a current setting range of 11~16 amps. It can be directly mounted on 3RT1023~1026 series contactors and supports manual and automatic reset.

The Siemens SIRIUS 3RU1126-1FB0 thermal overload relay features an S0 frame, Class 10 operating class, and a current setting range of 3.5~5.0 amps. It is a low current setting model and can be directly installed on 3RT1023~1026 series contactors.

The Siemens SIRIUS 3RU1126-1DB0 thermal overload relay features an S0 frame, Class 10 operating rating, and a current setting range of 2.2~3.2 amps. It is a low current setting model and can be directly installed on 3RT1023~1026 series contactors.

The Siemens SIRIUS 3RU1126-1CD0 thermal overload relay features an S0 frame, Class 10 operating rating, and a current setting range of 1.8~2.5 amps. The main circuit uses screw terminals, while the auxiliary circuit uses spring terminals, which differs from the B0 terminal models in the same series.

The 3RU1126-1CB0 is an older generation SIRIUS S0 chassis overload relay with a current adjustment range of 1.8~2.5A. It can be directly connected to 3RT1023~3RT1026 contactors, has a Class 10 tripping rating, and features three-phase phase loss protection. It is suitable for overload protection of small and medium-sized motor circuits.

The 3RU1116-1KB0 is a SIRIUS S00 housing heat accumulation overload relay with a current adjustment range of 9~12A. It can be directly connected to 3RT1015~3RT1017 contactors, with a Class 10 tripping rating, and is suitable for overload protection of motor circuits with large current.

3RU1116-1GB0 is a SIRIUS S00 housing heat accumulation overload relay with a current adjustment range of 4.5~6.3A. It can be directly connected to 3RT1015~3RT1017 contactors, has a Class 10 tripping rating, and is suitable for use in medium-current motor circuits.