Overview
The Siemens 3RT2023-1FB44-3MA0 is a high-performance SIRIUS innovation series power contactor, engineered for reliable switching and controlling of AC loads, particularly 3-phase motors up to 4 kW at 400 V. This size S0 contactor features a 24 V DC operating voltage with an integrated, plugged-in diode combination for coil protection and fast turn-off. It is equipped with robust screw terminals for easy and secure wiring, and its integrated 2 NO + 2 NC auxiliary contact block provides versatile signaling and interlocking options right out of the box.
Key Features & Function
-
Type: Power Contactor, AC-3e/AC-3
-
Current Rating: 9 A
-
Power Rating: 4 kW at 400 V
-
Poles: 3-pole design for efficient switching
-
Coil Voltage: 24 V DC with plugged-in diode combination
-
Auxiliary Contacts: 2 NO + 2 NC for versatile control
-
Terminals: Screw terminal for secure connections
-
Size: S0, compact and space-saving
-
Additional Function: Captive auxiliary switch for safe operation
Benefit
-
Reliable Performance: Ensures smooth operation in industrial AC circuits.
-
Durable Design: High-quality materials withstand long-term usage.
-
Easy Installation: Compact S0 size with screw terminals for quick wiring.
-
Enhanced Safety: Captive auxiliary switch and diode combination reduce electrical risks.
-
Versatile Control: 2 NO + 2 NC auxiliary contacts provide flexible switching options.
For more information on the Siemens SIRIUS line or to explore compatible overload relays and circuit breakers, visit turll today!














Reviews
There are no reviews yet.