Siemens 3RT1966-6V SIRIUS Vacuum Interrupters Set for 3RT1266 Contactor, Size S10 Original Brand New

Overview

The Siemens 3RT1966-6V is a critical accessory kit for the SIRIUS 3RT1266 Power Vacuum Contactor, a key component in modern motor control and industrial switching applications. This kit provides the necessary replacement vacuum interrupters, which are essential components for arc quenching and reliable switching in the main circuit. Using genuine Siemens spares ensures full compatibility, performance, and longevity for your Size S10 vacuum contactor.

Key Features and Function

• Product Number: 3RT1966-6V
• Component Type: Vacuum Interrupters (Spare/Replacement Parts)
• Quantity: 3 Vacuum Interrupters (one for each main pole)
• Compatibility: Designed exclusively for the Siemens SIRIUS 3RT1266 Vacuum Contactor
• Contactor Size: Suitable for Contactor Size S10
• Includes: All required mounting hardware for quick and secure installation.
• Function: Facilitates reliable, high-speed interruption of the main current within a vacuum, which minimizes contact wear, extends electrical life, and enhances overall switching performance.

Technical Specification

• Contactor Series: SIRIUS 3RT12 (Vacuum Contactors)
• Contactor Size: S10 (Associated with 3RT1266 Contactor)
• Typical Contactor Rating (3RT1266): Up to 300 A (AC-3), 160 kW (at 400V)
• Kit Weight (Net): Approx. 1.490 Kg
• Country of Origin: Germany
• RoHS Compliance: Yes

Application

This spare part kit is critical for industrial maintenance professionals, electrical engineers, and panel builders who need to service or repair high-power motor control centers, industrial plant equipment, and any system utilizing the Siemens SIRIUS 3RT1266 vacuum contactor.

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