3RA23388XB301AL2

The SIRIUS S2 forward and reverse contactor combination is rated at 80A and is suitable for AC-3 level 37kW/400V motor applications. It features a standard 230V AC coil voltage and includes a double interlocking mechanism and auxiliary contacts, making it suitable for direct use in common 230V control circuits in Taiwan.

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Siemens 3RA2338-8XB30-1AL2 S2 forward and reverse contactor combination

Product Positioning

The 3RA2338-8XB30-1AL2 is a SIRIUS 3RA23 series S2 size forward and reverse contactor combination with a coil voltage of 230V AC, which is convenient for connecting to existing power distribution systems with common 230V control power supplies in Taiwan.

Core Product Advantages and Features

230V AC standard coil

The coil voltage is 230V, 50/60Hz, which is compatible with the existing control circuit voltage of most Taiwanese factories.

37kW high current rating

Rated current 80A, meeting the forward and reverse rotation requirements of an AC-3 motor of approximately 37kW at 400V.

Double interlock safety design

Mechanical and electrical interlocks work simultaneously to reduce the risk of malfunctions during forward and reverse switching.

Complete set of factory wiring

The two sets of contactors and interlocking modules have been assembled on the production line before leaving the factory, which can shorten the installation time.

project	Specification
Model (MLFB)	3RA2338-8XB30-1AL2
Product Type	SIRIUS forward and reverse contactor combination
Rated power (AC-3)	37 kW / 400 V
Rated current (AC-3)	80 A
Frame size	S2
coil voltage	230 V AC, 50/60 Hz
Extreme number	3 poles (one set for forward and one set for reverse rotation)
Auxiliary contact	2 x 1 NO (one set in each direction)
Interlocking method	Mechanical interlock + electrical interlock
Wiring method	Screw terminals
Installation method	35mm DIN rail

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