3RT2023-1BB44 – Siemens 3-Pole 9A 600V 24VDC Contactor S0

3RT2023-1BB44

3RT2023-1BB44 is a Siemens SIRIUS Size S0 motor power contactor designed for three-phase AC motor control applications with reliable switching performance.

This 3-pole contactor features a rated operating voltage of 690V maximum, with UL/CSA ratings of 9A at 600V for three-phase motors. The unit is equipped with a 24VDC control supply voltage and includes 2 normally open (NO) and 2 normally closed (NC) auxiliary contacts for flexible control logic integration. The contactor supports AC-3 duty cycle operation at 400V with 2kW rated power and 2.5kW at 690V, making it suitable for demanding industrial motor control environments. It offers a thermal short-time current rating of 80A restricted to 10 seconds and operates at a maximum frequency of 1,000 cycles per hour for AC-1, AC-2, and AC-3 applications, with 300 cycles per hour for AC-4 duty. The unit provides IP20 protection class on both the front and terminals with pollution degree 3 rating.

• Rated Operating Voltage: 690V AC maximum
• UL/CSA Full-Load Current: 9A at 600V three-phase
• Control Supply Voltage: 24VDC
• Number of Poles: 3
• Auxiliary Contacts: 2NO and 2NC
• Contactor Size: S0
• Thermal Short-Time Current: 80A (10 seconds)
• AC-3 Rated Power: 2kW at 400V, 2.5kW at 690V
• Protection Class: IP20
• Pollution Degree: 3
• Operating Frequency: 1,000 cycles/hour (AC-1, AC-2, AC-3)
• Mounting: 35mm DIN Rail compatible

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Specifications

• Part Number: 3RT2023-1BB44
• Manufacturer : Siemens
• Brand : Siemens
• Category : Motor Control
• Item Subcategory : Contactor
• Family : Sirius
• Type : 3RT20
• Voltage : 600
• Amperage : 9
• Phase : 3
• Poles : 3
• Coil Voltage Maximum : 24

Product Data

• UPC : 066264391218
• GTIN : 00662643912180
• Weight : 1