Siemens 3MT8170-1AC27 Contactor AC-3, 170A/90kW,400V, 4NO4NC, 24 VAC, 50/60 Hz, 3-pole, size S8 Original Brand New

Overview

The Siemens 3MT8170-1AC27 is a robust and high-performance AC-3 contactor, an indispensable component for efficient control of electrical motors and other inductive loads within diverse industrial applications. Engineered for demanding environments, this 3-pole contactor boasts an impressive current rating of 170A and a power handling capacity of 90kW at 400V. Its integrated 4 normally open (NO) and 4 normally closed (NC) auxiliary contacts provide extensive flexibility for control circuit integration. Featuring a compact Size S8 design and reliable screw terminals, it ensures straightforward installation and secure connections, making it a highly dependable choice for critical power switching tasks.

Function

• Motor Control: Primarily used for safely switching on and off electric motors in various industrial machinery, pumps, fans, and conveyor systems.
• Load Switching: Efficiently controls other AC-3 inductive loads such as transformers, capacitor banks, and heating elements in industrial setups.
• Comprehensive Control Integration: The 4NO+4NC auxiliary contacts offer extensive options for interlocking, signaling, feedback, and complex control circuit designs.
• Automation Compatibility: Ideal for integration into automated systems, allowing for remote and precise control of high-power circuits.
• Circuit Protection Foundation: Serves as a core component when combined with appropriate overload relays and circuit breakers for complete motor and circuit protection solutions.

Key Features

• High Current and Power Rating: Rated for 170A (AC-3) and 90kW at 400V, making it suitable for heavy-duty industrial and commercial applications.
• 3-Pole Configuration: Designed for switching three-phase power systems.
• Extensive Auxiliary Contacts: Equipped with 4 Normally Open (NO) and 4 Normally Closed (NC) auxiliary contacts, providing ample connections for sophisticated control and signaling circuits.
• Low Control Voltage: Operates on a 24 VAC, 50/60 Hz control coil, making it suitable for low-voltage control systems and safety applications.
• Size S8: Optimized, compact design for efficient space utilization within electrical cabinets and control panels.
• Screw Terminals: Ensures secure, reliable, and easily manageable electrical connections, simplifying wiring and maintenance.
• Durable Siemens Quality: Manufactured by Siemens, a global leader in industrial automation, guaranteeing high reliability, robust performance, and a long operational lifespan even in harsh industrial environments.

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