Siemens 3MT8170-1AL27 Contactor AC-3, 170A/90kW, 400V, 3-Pole, S8 Size, 230V AC Coil Original Brand New

Overview

The Siemens 3MT8170-1AL27 is a high-performance, robust 3-pole AC-3 contactor designed for heavy-duty industrial application. Engineered within the Sirius 3RT series, this contactor offers reliable switching of motor and resistive loads up to 170A (AC-3) or 90kW at 400V. Its compact S8 frame size is optimized for space efficiency within control panels, while its durable construction ensures a long operational lifespan. Featuring a versatile 230V AC (50/60 Hz) coil, the 3MT8170-1AL27 is ideal for integration into a wide range of control system.

Function

• Motor Control: Efficiently switches three-phase AC motors with rated currents up to 170A (AC-3, 400V).
• Load Switching: Capable of controlling resistive loads and other general-purpose AC loads.
• Safety Interlocking: Integrated 4 normally open (4NO) and 4 normally closed (4NC) auxiliary contacts provide extensive options for control circuit interlocking, signaling, and feedback.
• Remote Operation: Enables remote ON/OFF control of high-power electrical circuits when paired with appropriate control devices.

Benefit

• High Performance: Handles significant power load (170A / 90kW at 400V) for demanding industrial machinery.
• Reliable Operation: Siemens’ renowned engineering ensures consistent and dependable performance in critical application.
• Enhanced Safety: Multiple auxiliary contact facilitate complex control schemes and enhance operational safety through interlocking.
• Ease of Installation: Equipped with secure screw terminals for straightforward and reliable wiring connection.
• Space-Saving Design: The S8 frame size offers a powerful solution in a relatively compact form factor, optimizing panel space.
• Versatile Coil Voltage: The 230V AC coil is a common industrial standard, simplifying integration into existing system.
• Long Service Life: Built with high-quality material for maximum durability and reduced maintenance requirement.

Application

The Siemens 3MT8170-1AL27 contactor is ideally suited for:

• Industrial motor control center (MCC)
• Pump station
• HVAC system
• Conveyor system
• Heavy machinery and equipment
• Power distribution panel
• Any application requiring reliable switching of high AC-3 current

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