3RA24268XF321BB4
The star-delta starting assembly uses S0-size contactors and has a rated current of approximately 50A. It can handle the AC-3 starting requirements of a 22kW/400V motor and has a mechanical life of tens of millions of operating cycles, making it suitable for production lines with frequent start-stop operations.
Product Positioning
The 3RA2426-8XF32-1BB4 is a SIRIUS 3RA24 series S0 size star-delta contactor combination, suitable for 22kW/400V motors. When paired with a 24VDC control power supply, it can directly drive the coil with PLC digital output.
Core Product Advantages and Features
High mechanical life
Typical mechanical life can reach ten million operating cycles, making it suitable for applications with frequent start-stop cycles.
24VDC coil design
It can be directly driven by PLC digital output or DC power supply, simplifying the control circuit.
Complete auxiliary contact
In addition to the main contacts, normally open and normally closed auxiliary contacts are also provided for convenient circuit interlocking and monitoring.
Standard rail installation
It can be screwed or clipped onto a 35mm standard guide rail, offering high installation flexibility.
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The star-delta starting combination, consisting of S2-sized contactors, can carry the reduced starting current of 22 to 30 kW three-phase motors in a 400V system. It features built-in electrical and mechanical interlocks and adopts a 230VAC control power supply design.
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3RA24268XF321AN2
Like the 3RA2426 series, it belongs to the S0 size star-delta contactor combination and can carry the AC-3 starting current of a 22kW/400V motor. The main circuit contact configuration and terminal type are designed in accordance with the standard specifications of the same family.
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3RA24258XF321BB4
S0 size star-delta contactor combination suitable for 15 to 18.5kW/400V three-phase motors, rated current approximately 40A, can be screwed or clipped to a standard guide rail, and the control power supply is designed for 24VDC, which is convenient for digital control system drive.