Overview
Siemens 3MT8250-1AV04 is a robust 3-pole AC-3 contactor designed for demanding industrial applications. With a significant current rating of 250A and a power rating of 132kW at 400V, this S10 size contactor is ideal for switching high-power loads such as motors, heating elements, and lighting systems. It features a coil voltage of 400VAC at 50 Hz, ensuring compatibility with standard European industrial power grids. Equipped with 2 normally open (NO) and 2 normally closed (NC) auxiliary contacts, it offers enhanced flexibility for control circuits and signaling. The convenient screw terminals facilitate secure and reliable wiring connections, making it a dependable choice for industrial automation and control panel.
Key Features & Function
- High Current & Power Rating: Rated for 250A (AC-3) and 132kW at 400V, making it suitable for heavy-duty motor control and other high-power application.
- 3-Pole Design: Ensures efficient switching of three-phase power system.
- Auxiliary Contacts (2NO + 2NC): Provides versatile options for interlocking, signaling, and control circuit integration.
- 400VAC, 50 Hz Coil: Standard voltage for European industrial power supplies, ensuring wide compatibility.
- Size S10: Compact yet powerful, designed for optimal space utilization in control panels.
- Screw Terminals: Offers secure and reliable electrical connection, simplifying installation and maintenance.
- Durable Siemens Construction: Built to Siemens’ high-quality standard, ensuring long-term reliability and performance in demanding industrial environment.
- AC-3 Utilization Category: Optimized for switching squirrel-cage motors during operation, a common application in industrial machinery.
Application
The Siemens 3MT8250-1AV04 contactor is an excellent choice for a wide range of industrial application, including:
- Motor control for pump, fan, compressor, and conveyor
- HVAC system
- Industrial heating application
- Lighting control in large facilities
- Power distribution panel
- Automation system and machinery control
- Renewable energy system (e.g., solar inverter, wind turbine)
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