Siemens 3RT2517-2BF40 Power Contactor 12A, 5.5kW, 4-Pole, 110V DC, AC-3 Original Brand New

Overview

The Siemens 3RT2517-2BF40 is a high-performance power contactor designed for industrial and commercial electrical systems. Engineered for AC-3 applications, it supports loads up to 12 A and 5.5 kW at 400 V, ensuring reliable operation for motors and other heavy-duty equipment. Featuring a 4-pole design and spring-loaded terminals, this contactor offers easy installation, secure connections, and long-lasting performance. Its 2 NO + 2 NC main contacts provide flexibility for diverse electrical configurations, making it a versatile choice for professionals.

Benefit

• High Reliability: Designed for industrial-grade performance with a robust construction.

• Energy Efficient: Reduces power loss with optimized contact design.

• Versatile Application: Suitable for motors, heating systems, and various AC-3 loads.

• Easy Installation: Spring-loaded terminals ensure secure and fast wiring.

• Durable Design: Long operational life with minimal maintenance.

Function

• Controls and switches AC-3 rated motors and loads.

• Provides overload and short-circuit protection when paired with appropriate accessories.

• Offers flexible wiring with 2 normally open (NO) and 2 normally closed (NC) main contacts.

• Compact S00 size for space-saving installations.

Technical Specification

• Type: Power Contactor

• AC-3 Rated Current: 12 A

• Rated Power: 5.5 kW / 400 V

• Poles: 4

• Coil Voltage: 110 V DC

• Main Contacts: 2 NO + 2 NC

• Terminal Type: Spring-loaded

• Size: S00

Application

This power contactor is primarily used for switching:

• Resistive Loads: Heaters, lighting systems.

• Inductive Loads: Motors, solenoids.

• Motor Control: Especially suitable for applications requiring both forward and reverse motor operation, or where a clear isolation state is needed.

• Main Contactors: In control circuits, panel building, and machinery automation.

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