Siemens 3TK1742-0AP0 AC-1 Contactor 4-Pole, 1000A, 220-240V AC Coil, 4 NO Main Original Brand New

Overview

The Siemens 3TK1742-0AP0 is a robust 4-pole contactor specifically designed for switching AC-1 resistive loads, offering a high current rating of 1000A. As part of the dependable Siemens 3TK1 series, this contactor is built for reliable performance in industrial control applications. It features a conventional AC operating coil, compatible with 220-230 V AC at 50 Hz and 240 V AC at 60 Hz, ensuring broad compatibility across various power systems.

Key Function & Features

• High Current Switching: Rated for 1000 A (AC-1) at 400 V, ideal for heavy resistive loads.
• 4-Pole Design: Provides versatile switching capabilities for various three-phase or multi-circuit applications.
• Comprehensive Contact Configuration: Equipped with 4 Normally Open (NO) main contacts for power switching and 2 Normally Open (NO) + 2 Normally Closed (NC) auxiliary contacts for control and signaling.
• Flexible AC Operation: Operates with control supply voltages of 220-230 V AC 50 Hz or 240 V AC 60 Hz.
• Robust Construction: Designed for industrial environments with an IP00 protection class on the front, ensuring durability.
• Standards Compliance: Adheres to international standards including IEC 60947-1, IEC 60947-4-1, and IEC 60947-5-1 (for auxiliary switches), guaranteeing safety and performance.
• Surge Suppression Capability: Solenoid coils can be easily fitted with RC elements for surge suppression, enhancing longevity and reliability (accessories sold separately).
• Screw-type Terminals: Facilitates secure and straightforward electrical connections for both main and auxiliary circuits.
• Screw Fixing Mounting: Allows for reliable installation in control panels and enclosures.

Benefit

• Reliable Performance: Siemens engineering ensures consistent and dependable operation for critical applications.
• High Load Capacity: Capable of handling significant resistive loads, making it suitable for demanding industrial processes.
• Enhanced Control: Integrated auxiliary contacts provide flexible options for interlocking, signaling, and control circuits.
• Global Compatibility: Designed to operate with common AC voltages and frequencies worldwide.
• Safety and Compliance: Manufactured to strict international standards, providing peace of mind regarding safety and regulatory adherence.
• Longevity: Built to withstand harsh industrial conditions, minimizing downtime and maintenance.
• Ease of Integration: Standardized design and screw terminals simplify installation and wiring.

Application

The Siemens 3TK1742-0AP0 contactor is ideal for switching resistive loads in various industrial applications, including:

• Heating system
• Lighting circuit
• Capacitor bank
• Resistive furnaces
• Power distribution circuit

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