3RA6120-1EB32

The Siemens SIRIUS 3RA6120-1EB32 is a compact direct starter that combines a circuit breaker and a contactor. It has an adjustable overload current range of 8 to 32 amps, a main circuit rated voltage of 690 volts, and can control motors up to 15 kW at 400 volts. The control voltage is 24 volts AC/DC. It is mounted on a DIN rail with screw terminals and is suitable for control panels with limited space.

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Siemens SIRIUS 3RA6120-1EB32 Compact Motor Direct Starter
Product Positioning

The 3RA6120-1EB32 is a compact direct starter from the Siemens SIRIUS series. It integrates a motor starting protection circuit breaker and a contactor into a single component, making it suitable for simplified power distribution designs for medium-power motor circuits.

Core Product Advantages and Features
Integrated circuit breaker and contactor
Overload protection and contactor functions are integrated into a single compact housing, reducing wiring and panel space requirements.
Overload current adjustable from 8 to 32 amps
The trip current setting can be flexibly adjusted according to the actual motor load, improving protection accuracy.
Wide main circuit voltage range
The main circuit has a rated operating voltage of up to 690 volts, and can control motors up to 15 kW at 400 volts.
24-volt AC/DC control voltage
The control circuit adopts a 24-volt AC/DC design, which is compatible with 50 to 60 Hz.
IP20 protection and guide rail installation
It uses screw terminals to fix the DIN rail or screws for easy on-site maintenance and replacement.
project Specification
Product Type SIRIUS Compact Direct Starter (Circuit Breaker + Contactor Integrated)
Overload current adjustable range 8～32 A
Main circuit rated operating voltage 690 V AC
Applicable motor power (400V) Up to 15 kW
Applicable motor power (500/690V) Maximum 11 kW
Control voltage 24 V AC/DC, 50～60 Hz
Protection level IP20
Installation method Screw/Snap-on type, DIN rail or direct locking
External dimensions 45 (width) × 170 (height) × 165 (depth) mm
Extreme number 3 poles

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