3RA23178XB301BB4

The 3RA2317-8XB30-1BB4 has a coil voltage of 24V DC, a rated current of 12A and 5.5kW, and weighs only 0.621kg. It is suitable for use in the forward and reverse rotation circuits of motors in DC control systems.

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Siemens 3RA2317-8XB30-1BB4 forward and reverse contactor combination, 24V DC coil S00 size motor control element
Product Positioning

The Siemens SIRIUS 3RA2317-8XB30-1BB4 is an S00 size forward and reverse contactor combination with a coil voltage of 24V DC and a rated current of 12A. It is equipped with mechanical and electrical interlocks and is suitable for forward and reverse applications in PLC DC control circuits.

Core Product Advantages and Features
24V DC coil is suitable for PLC control
With a coil voltage of 24V DC and a holding power of only 4W, it is easy to use directly with PLC output points or DC control power supplies.
Mechanical and electrical double interlocking
The forward and reverse contactors are interconnected and have both mechanical and electrical interlocks to prevent short circuits caused by simultaneous engagement.
10,000,000 mechanical lifespan
With a mechanical life of approximately 10 million operating cycles, it is suitable for use in automated production lines with frequent operations.
35mm DIN rail quick-release mounting
It can be directly mounted on a standard 35mm DIN rail, facilitating the maintenance, replacement, and space planning of the distribution box.
project Specification
Original Model Number (MLFB) 3RA2317-8XB30-1BB4
Product Category SIRIUS 3RA23 Series Forward and Reverse Contactor Combination
Contactor size S00
Number of poles/main contact 3-pole, 3NO normally open main contact
Rated current (AC-3,400V) 12 A
Rated current (AC-3,500V/690V) 9.2 A / 6.7 A
Rated power (AC-3, 400V/500V/690V) 5.5 kW
Coil/Control Voltage 24V DC, holding power 4W
Shell dimensions (height x width x depth) 68 x 90 x 73 mm
net weight 0.621 kg
Terminal type Screw terminals
Installation method 35mm DIN rail quick-release mounting
Protection level IP20
Mechanical life Approximately 10 million operation cycles

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