3RU2126-4AB0
The Siemens SIRIUS 3RU2126-4AB0 thermal overload relay has a current setting range of 11~16A, a screw terminal design, and can be directly mounted on an S0 size contactor. It has a Class 10 tripping rating and is suitable for overload protection in motor starting circuits.
Product Positioning
The 3RU2126-4AB0 is a Siemens SIRIUS series S0 size thermal overload relay with a current adjustment range of 11 to 16 amps. It is designed to be directly mounted on the 3RT2 series contactor and is suitable for control panel configurations with limited space.
Core Product Advantages and Features
Current adjustment range 11-16A
The trip setting value can be precisely adjusted according to the motor's rated current to avoid malfunctions or insufficient protection.
Screw terminal design
Both the main circuit and the auxiliary circuit use screw terminals, which makes wiring and construction convenient and ensures stable contact.
Contactor direct installation
It can be directly mounted on the S0 size contactor body, saving additional wiring and installation space.
Class 10 Breakthrough Level
It features a standard trip curve that conforms to the typical motor starting characteristics, providing reliable overload protection.
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The Siemens SIRIUS 3RU2126-4AB1 thermal overload relay has a current setting range of 11~16A. Both the main and auxiliary circuits use screw terminals, allowing for independent installation. It is suitable for S0 size contactors, has a Class 10 tripping rating, and protects motor circuits.
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3RU2126-1KB0
The Siemens SIRIUS 3RU2126-1KB0 thermal overload relay has a current setting range of 9~12.5A, a screw terminal design, and can be directly mounted on an S0 size contactor. It has a Class 10 tripping rating and is suitable for overload protection of small power motors.
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3RU2126-1HB0
The 3RU2126-1HB0 is a Siemens SIRIUS 3RU21 series S0 size thermal overload relay. It has a current adjustment range of 5.5-8 amps, a screw-type direct-mount terminal block, and a Class 10 tripping rating. It can be used with 3RT2023~3RT2026 series contactors to form a complete motor protection circuit.