3RA23158XB301AB0

The S00 forward and reverse combination contactor, using a 24V AC coil, has the same dimensions as the 24VDC version. It is suitable for direct replacement of existing distribution panels with a 24VAC power supply. The rated current of the main circuit is 7 amps.

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Siemens 3RA2315-8XB30-1AB0 SIRIUS 24VAC forward and reverse contactor

Product Positioning

The 3RA2315-8XB30-1AB0 is a Siemens SIRIUS 3RA23 series forward and reverse combination contactor. The coil voltage is 24V AC, and the main circuit specifications are the same as the 24VDC version of the same series. It is suitable for automation equipment in control systems that use 24VAC power supply.

Core Product Advantages and Features

24VAC coil power supply

The distribution panel is designed for use with 24V AC control power supply on site, eliminating the need to replace the existing transformer specifications.

Standard S00 exterior

It shares the same housing and mounting holes with various coil voltage versions in the same series, ensuring high interchangeability of spare parts.

Interlocking security mechanism

The mechanical and electrical double interlocks prevent short circuits caused by the simultaneous engagement of the forward and reverse main contactors.

Made in Germany

The product is made in Germany, and its quality and manufacturing process meet Siemens' original standards.

project	Specification
Model (MLFB)	3RA2315-8XB30-1AB0
Product Type	Forward and reverse combination contactor (including mechanical/electrical interlock)
Rated operating current (AC-3, 400V)	7 A
Rated power (AC-3, 400V)	3 kW
Coil rated voltage	24 V AC, 50/60 Hz
Pole number/contact configuration	3 poles, 3 sets of normally open (3NO) main contacts
External dimensions (Siemens specifications)	S00
Terminal type	Screw terminals
External dimensions (height × width × depth)	68 × 90 × 73 mm
Enclosure protection rating	IP20
Zhou Wen's application range	-25°C ~ +60°C
Mechanical life	Approximately 10 million operation cycles
Place of origin	Germany
Product Series	Siemens SIRIUS 3RA23

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