C40H3 Schneider Electric - ComPacT NSX400H Molded Case Circuit Breaker. ComPacT NSX400H series 3-pole molded case circuit breaker rated for 400A with 70 kA breaking capacity at 415V. Supplied without trip unit for flexible configuration. Features toggle control for industrial power distribution applications.
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Brand: Schneider Electric
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Category: Molded Case Circuit Breaker
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Series: ComPacT NSX
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Product Type: Molded case circuit breaker (without trip unit)
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Number of Poles: 3
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Rated Current: 400 A at 40 degrees C
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Breaking Capacity Code: H (70 kA at 415V)
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Breaking Capacity at 220/240V: 100 kA
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Breaking Capacity at 380/415V: 70 kA
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Breaking Capacity at 440V: 65 kA
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Breaking Capacity at 690V: 20 kA
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Rated Voltage: 690 V AC 50/60 Hz
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Insulation Voltage: 800 V AC
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Impulse Withstand Voltage: 8 kV
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Control Type: Toggle switch
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Mounting: Fixed, backplate
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Mechanical Durability: 15,000 cycles
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Dimensions (W x H x D): 140 x 255 x 110 mm
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Standards: EN/IEC 60947-2, CCC, EAC
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Suitability for Isolation: Yes
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Utilisation Category: Category A
Designed for industrial power distribution in manufacturing facilities, hospitals, and commercial buildings. The 70 kA breaking capacity provides reliable protection for standard industrial applications with moderate fault current levels.