Siemens 3RT2518-2BF40 Power Contactor AC-3, 16 A, 7.5 kW, 4-Pole, 110 V DC, S00 Size Original Brand New

Overview

The Siemens 3RT2518-2BF40 is a high-performance power contactor engineered for reliable motor control applications. Designed for AC-3 operation and equipped with rugged spring-loaded terminals, this compact S00-size contactor ensures dependable switching and long operational life. With a rating of 16 A and 7.5 kW at 400 V, it is ideal for controlling three-phase motors, industrial machines, and automation systems where precision and safety are essential.

Product Description

Crafted with Siemens’ trusted engineering quality, the 3RT2518-2BF40 contactor features 2 normally open (NO) and 2 normally closed (NC) main contacts, offering flexible configuration for diverse industrial requirements. Its 110 V DC control voltage allows efficient integration into DC-driven control circuits while maintaining smooth and efficient operation.

The contactor belongs to the S00 size category, making it a space-saving solution for control cabinets, electrical panels, and industrial machinery. Its robust design ensures stable performance even in demanding environments.

Key Benefit

• Reliable Motor Control: Optimized for AC-3 duty applications up to 7.5 kW / 400 V.

• High Durability: Engineered for long life and consistent electrical performance.

• Flexible Configuration: Comes with 2 NO + 2 NC main contacts.

• Compact S00 Size: Perfect for installations with limited space.

• Efficient Wiring: Spring-loaded terminals ensure secure, quick, and maintenance-friendly connections.

• Industrial-Grade Quality: Built to Siemens’ exacting standards for safety and reliability.

Function

• Switching and controlling three-phase AC motors

• Suitable for AC-3 duty applications

• Integration into electrical control panels and industrial systems

• Providing reliable load switching with DC-powered coils (110 V DC)

• Ensuring secure operation with spring-loaded wiring terminals

Technical Specification

• Product Number: Siemens 3RT2518-2BF40

• Type: Power Contactor

• Duty Category: AC-3

• Rated Operational Current: 16 A

• Power Rating: 7.5 kW at 400 V

• Poles: 4-pole

• Main Contacts: 2 NO + 2 NC

• Control Voltage: 110 V DC

• Terminal Type: Spring-loaded

• Size: S00

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