OPIS PRODUKTU
SCHNEIDER ELECTRIC LV429451 - Molded Case Circuit Breaker (MCCB)
This SCHNEIDER ELECTRIC LV429451 is a ComPact NSXm series 3-pole molded case circuit breaker, rated for 160A, designed for low voltage power distribution and protection applications. It integrates a MicroLogic 4.1 Vigi electronic trip unit, providing comprehensive overload, short-circuit, and earth leakage protection in accordance with IEC 60947-2 standards. This device is engineered for critical circuit protection in industrial facilities, commercial buildings, and infrastructure projects requiring precise fault discrimination and enhanced safety.
Technical Specifications:
- SERIES/FAMILY: ComPact NSXm
- COMPONENT TYPE: Molded Case Circuit Breaker (MCCB)
- ELECTRICAL SPECS:
- NOMINAL CURRENT (In): 160 A
- POLES: 3P (3-pole)
- PROTECTED POLES: 3D (3 protected poles)
- BREAKING CAPACITY (Icu): 36 kA at 400/415 V AC
- NOMINAL OPERATIONAL VOLTAGE (Ue): 220-690 V AC
- FREQUENCY: 50/60 Hz
- MECHANICAL/PHYSICAL:
- FRAME SIZE: NSXm 160
- FORM FACTOR: Compact, fixed type
- CONNECTION: Front connection
- INTERFACE/CONTROL:
- TRIP UNIT TYPE: MicroLogic 4.1 Vigi (Electronic)
- PROTECTION FUNCTIONS: Long-time (Overload), Short-time, Instantaneous (Short-circuit), Earth Leakage (Vigi)
- ADJUSTMENT: Adjustable long-time (Ir), short-time (Isd), instantaneous (Ii), and earth leakage (Ig) settings via trip unit
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP40 (front face, within enclosure)
- COOLING METHOD: Natural convection
- MOUNTING STYLE: Fixed, DIN rail or plate mounting
- OPERATING TEMPERATURE: -25 to 70 degrees C
- COMPATIBILITY/APPLICATION:
- STANDARDS: IEC 60947-2
- TARGET APPLICATIONS: Low voltage power distribution, motor protection, generator protection, industrial machinery, building infrastructure, and critical power systems.
