Siemens 3MT8400-1AN27 Power Contactor – 400A, 200kW, 400V, 220V AC Coil, S12 Size Original Brand New

3MT8400-1AN27

Siemens 3MT8400-1AN27 power contactor is a high-capacity, heavy-duty switching device from the renowned Siemens SIRIUS 3RT series, engineered for demanding industrial motor control applications. This 3-pole contactor is built to deliver exceptional reliability and long-term performance in challenging environments.

Designed for AC-3 utilization category, the 3MT8400-1AN27 is perfectly suited for efficiently switching large asynchronous motors and other inductive loads. It boasts an impressive current rating of 400 Amperes and can handle motor power up to 200 kW at 400V, making it an ideal solution for high-power industrial machinery.

The contactor operates with a versatile 220V AC control coil, compatible with both 50Hz and 60Hz frequencies, ensuring broad applicability across various industrial power systems. Its size S12 designation indicates a robust and highly capable unit, yet it remains part of the SIRIUS modular system, allowing for flexible integration. Secure screw terminals facilitate reliable main and auxiliary circuit connections, crucial for high-current applications.

A standout feature of the 3MT8400-1AN27 is its extensive auxiliary contact configuration, including 4 normally open (NO) and 4 normally closed (NC) contacts. This generous provision offers unparalleled flexibility for complex control, interlocking, and signaling requirements within sophisticated automation systems. Choose the Siemens 3MT8400-1AN27 for a powerful, reliable, and versatile solution for your most critical high-current motor switching needs.

Key Features:

• Model: 3MT8400-1AN27
• Type: Power Contactor, 3-pole
• Series: Siemens SIRIUS 3RT
• Utilization Category: AC-3 (for switching asynchronous motors)
• Rated Current (AC-3): 400A
• Rated Power (AC-3): 200 kW at 400V
• Control Coil Voltage: 220V AC, 50/60Hz
• Size: S12
• Terminal Type: Screw terminals
• Auxiliary Contacts: 4 NO + 4 NC (integrated)
• Reliability: High contact reliability, extended service life for heavy-duty operation
• Application: High-power industrial motor control, large inductive loads, process automation

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