3RU2126-1CB1
The 3RU2126-1CB1 is a Siemens SIRIUS 3RU21 series S0 size thermal overload relay with a current adjustment range of 1.8-2.5 amps. It features screw-type terminals for independent mounting and a tripping class of Class 10. It can be used with 3RT2023~3RT2026 series contactors to form a complete motor protection circuit.
Product Positioning
The 3RU2126-1CB1 is a thermal overload relay of size S0 from the Siemens SIRIUS 3RU21 series. It has a current adjustment range of 1.8-2.5 amps, is installed independently (including an adapter base, which can be mounted on a DIN rail), and can be directly combined with 3RT2023~3RT2026 series contactors to provide motor overload and phase loss protection.
Core Product Advantages and Features
Precise current adjustment
The current adjustment range is 1.8-2.5 amps, and the trip value can be finely adjusted according to the motor's rated current, providing an accurate overload protection action point.
Screw-type terminal design
It uses screw-type terminals and comes with an independent adapter base, allowing it to be installed independently on the guide rail.
Class 10 Breakthrough Level
It conforms to the Class 10 operating characteristics of IEC 60947-4-1 standard and is suitable for general motor starting loads.
Manual/Automatic Reset Switch
After disconnection, you can choose between manual or automatic reset mode to easily adjust the operation method according to on-site maintenance needs.
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3RU2126-1DB0
The 3RU2126-1DB0 is a Siemens SIRIUS 3RU21 series S0 size thermal overload relay with a current adjustment range of 2.2-3.2 amps. It is a screw-type direct-mount relay with a tripping class of Class 10. It can be used with 3RT2023~3RT2026 series contactors to form a complete motor protection circuit.
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3RU2126-1CB0
The 3RU2126-1CB0 is a Siemens SIRIUS 3RU21 series S0 size thermal overload relay with a current adjustment range of 1.8-2.5 amps. It is a screw-type direct-mount relay with a tripping class of Class 10. It can be used with 3RT2023~3RT2026 series contactors to form a complete motor protection circuit.
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