Siemens 3RT2017-2KB42-1AA0 Power Contactor 12A, 5.5kW, 3-Pole, 24V DC, S00 Frame, Suppressor Diode Original Brand New

Overview

The Siemens 3RT2017-2KB42-1AA0 power contactor is a high-performance switching device designed for reliable motor control and industrial automation applications. Engineered to operate with AC-3e/AC-3 loads, this contactor supports up to 12 A and 5.5 kW at 400 V, making it ideal for high-demand environments. Featuring a 24 V DC control voltage, an integrated suppressor diode, and spring-loaded terminals, it ensures efficient, safe, and maintenance-friendly operation.

With 1 built-in NC auxiliary contact, a compact S00 frame size, and compatibility with PLC outputs, this Siemens contactor delivers optimal performance in modern automation systems. Additionally, its upright installation capability and robust construction make it a dependable choice for long-term industrial use.

Benefit

• Reliable Motor Control — Designed for AC-3e/AC-3 applications up to 5.5 kW at 400 V.
• Efficient Switching Performance — 24 V DC control voltage with integrated suppressor diode protects electronic circuits.
• Compact & Space-Saving — S00 frame size fits easily into control panels and automation cabinets.
• Optimized for PLC Systems — Fully compatible with PLC outputs, enabling seamless integration.
• Enhanced Safety — Includes 1 NC auxiliary contact for monitoring and interlocking safety functions.
• Low Maintenance — Spring-loaded terminals ensure secure, vibration-resistant wiring.

Features & Function

• Product Type: Power Contactor

• Model Number: Siemens 3RT2017-2KB42-1AA0

• Utilization Category: AC-3e / AC-3

• Rated Operational Current: 12 A

• Power Rating: 5.5 kW @ 400 V

• Poles: 3-pole

• Control Voltage: 24 V DC (0.7–1.25 × Uc)

• Integrated Suppressor Diode: Reduces voltage spikes and protects electronics

• Auxiliary Contacts: 1 NC (non-expandable)

• Terminal Type: Spring-loaded terminals

• Frame Size: S00

• Mounting Position: Upright

• Compatibility: Suitable for PLC outputs

• Application Areas: Motor starters, automation systems, industrial machinery, control cabinets

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