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MVS 12N 3F5V5

The Schneider Electric Masterpact MVS 12N 3F5V5 is a high-performance low-voltage air circuit breaker (ACB) designed for fixed mounting in electrical distribution systems. As part of the Masterpact MVS range, it provides advanced circuit protection for industrial and commercial applications

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Key Specifications Brand: Schneider Electric Product Series: Masterpact MVS Product Name: MVS 12N Product Type: Low-voltage power circuit breaker (Air circuit breaker - ACB) Model Reference: MVS12N3F5V5 Number of Poles: 3P (3 Poles) Protection Unit: Electronic trip unit (Micrologic 5.0 V - indicated by the "5V" in the code, includes voltage protection functions) Mounting Mode: Fixed (indicated by the "F" in the code) Control Voltage: Typically 220-240V AC / 110-130V DC for the control unit (depending on specific MX/MN coil configuration) Electrical Parameters Rated Operational Voltage (Ue): 690 V AC (50/60 Hz) Rated Insulation Voltage (Ui): 800 V AC / 750 V DC Rated Impulse Withstand Voltage (Uimp): 8 kV Rated Current (In): 1250 A (MVS 12 = 1250A frame) Breaking Capacity (Icu) at 440 V: N (Standard Performance): 42 kA RMS Utilization Category: Category B (Selective protection) Number of Poles: 3 poles Short-time Withstand Current (Icw): 42 kA for 1 second (typical for Category B)