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AT - DT -TW - TWA
In the realm of industrial automation and electrical distribution, the categories AT, DT, TW, and TWA represent a family of high-performance circuit protection and switching devices. These components are engineered for robust operation in demanding environments, typically featuring configurations such as 3P or 4P, with rated currents ranging fro...
In the realm of industrial automation and electrical distribution, the categories AT, DT, TW, and TWA represent a family of high-performance circuit protection and switching devices. These components are engineered for robust operation in demanding environments, typically featuring configurations such as 3P or 4P, with rated currents ranging from 16A to 630A and breaking capacities up to 50kA at 415V AC. They are designed for modular installation in switchgear panels, offering compatibility with a wide range of accessories like auxiliary contacts, shunt trips, and undervoltage releases. The TW and TWA variants often incorporate advanced thermal-magnetic or electronic trip units for precise overload and short-circuit protection, ensuring system selectivity and reliability.
These devices are primarily deployed in industrial control panels, power distribution boards, and automation systems across sectors like manufacturing, energy, water treatment, and infrastructure. They are essential for protecting motors, transformers, and other critical loads in environments requiring high fault tolerance and operational continuity. Their compact design and standardized mounting facilitate integration into both new installations and retrofit projects, making them a versatile choice for engineers seeking dependable circuit management.
Within this category, key subcategories include molded case circuit breakers (MCCBs) and air circuit breakers (ACBs), with specific article codes like AT-160, DT-250, TW-400, and TWA-630. These codes typically follow a pattern where the prefix indicates the series (AT, DT, TW, TWA) and the number denotes the rated current in amperes. For instance, AT-160 signifies a 160A frame, while TWA-630 indicates a 630A unit with advanced trip functionality. Additional variants may include suffixes for specific features like 'N' for standard or 'H' for high breaking capacity.
Partnering with Electric Automation Network ensures access to these critical components with real-time pricing and up to 65% discount compared to market rates. Our engineering team provides personalized technical support, including documentation and application guidance, while our express shipping network guarantees delivery to any global destination within 48-72 hours. We streamline procurement so you can focus on system design and commissioning.
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