Schneider MTZ2-40 H1 is a high-performance Masterpact series low-voltage air circuit breaker developed by Schneider Electric, specially designed for heavy-duty industrial power distribution and electrical system protection. As a core component of the MTZ2 series with a 4000A frame current rating, the Schneider MTZ2-40 H1 delivers superior short-circuit breaking capacity and stable load protection performance, widely applied in industrial plants, commercial power distribution, data centers and infrastructure electrical systems to ensure safe and reliable grid operation.
The Schneider MTZ2-40 H1 features a rated current of 4000A and an impressive short-circuit breaking capacity of 66kA at 440V AC, adapting to high-current and high-impact power distribution scenarios. It supports both fixed and drawout installation modes with optional 3-pole and 4-pole configurations, compatible with Micrologic intelligent trip units for customizable overload and short-circuit protection logic. Adopting advanced arc quenching technology and industrial-grade mechanical structure, this circuit breaker provides excellent durability and operational stability for long-term continuous power system operation.
Product Specifications
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Brand: Schneider
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Model: MTZ2-40 H1
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Availability: In stock
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Delivery Time: 3 days after payment
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Guarantee: 12 months warranty
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Condition: Brand new
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Rated Current: 4000A frame rating
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Rated Voltage: Up to 660V AC, 50/60Hz
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Breaking Capacity (Icu): 66kA @ 440V AC
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Pole Configuration: Optional 3P / 4P
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Installation Type: Fixed / Drawout mountable
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Compatible Trip Unit: Micrologic series intelligent trip units
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Operating Temperature: -10°C to +55°C standard industrial range
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Mechanical Endurance: High mechanical and electrical service life
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Protection Function: Overload, short circuit, and ground fault protection
Key Features
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Superior Short-Circuit Protection: The Schneider MTZ2-40 H1 offers 66kA high breaking capacity, effectively cutting off short-circuit faults instantly to prevent equipment damage and power system failures in high-current industrial distribution networks.
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Flexible & Customizable Configuration: Supports multiple pole types and dual installation modes, paired with optional Micrologic trip units to realize precise, adjustable protection logic, meeting diverse power distribution design and operational requirements.
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Industrial-Grade Durability & Safety: Equipped with optimized arc quenching structure and robust mechanical design, it features outstanding anti-impact capability and long service life, ensuring stable and safe operation in complex industrial power environments.
