3RT2017-1KB42 – Siemens 12A 24VDC 3-Pole Power Contactor with 1NC Auxiliary Contact

3RT2017-1KB42

3RT2017-1KB42 is a Siemens Sirius power contactor designed for reliable motor control applications. This 3-pole contactor features a 24VDC coil and is rated for 12A at 600VAC, making it suitable for AC-3 and AC-3e duty cycles. The unit includes one normally closed (1NC) auxiliary contact and is built with an integrated suppressor diode for enhanced protection. The compact S00 size and screw terminal design provide easy installation and secure connections. This contactor is ideal for industrial motor control, HVAC systems, and other applications requiring dependable switching performance. The robust construction ensures long service life and consistent operation under demanding conditions.

• Manufacturer: Siemens
• Part Number: 3RT2017-1KB42
• Series: Sirius
• Frame Size: S00
• Current Rating: 12A
• Voltage Rating: 600VAC
• Coil Voltage: 24VDC
• Poles: 3
• Auxiliary Contacts: 1NC
• Mounting Type: Screw Terminal
• Application: AC-3 / AC-3e
• Integrated Suppressor Diode

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Specifications

• Part Number: 3RT2017-1KB42
• Manufacturer : Siemens
• Brand : Siemens
• Category : Motor Control
• Item Subcategory : Contactor
• Family : Sirius
• Type : 3RT20
• Voltage : 600
• Amperage : 12
• Phase : 3
• Poles : 3
• Coil Voltage Maximum : 24

Product Data

• UPC : 066264391133
• GTIN : 00662643911336
• Weight : 2