PRODUCT DESCRIPTION
SCHNEIDER ELECTRIC LVS04951 - Molded Case Circuit Breaker with Earth Leakage Protection
The SCHNEIDER ELECTRIC LVS04951 is a Compact NSXm series 4-pole Molded Case Circuit Breaker (MCCB) engineered for low voltage power distribution systems. It integrates an electronic MicroLogic 4.2 Vigi trip unit, providing comprehensive protection against overloads, short-circuits, and residual current faults. This device is suitable for critical industrial and commercial applications requiring precise circuit protection and earth leakage detection.
Technical Specifications:
- SERIES/FAMILY: Compact NSXm
- COMPONENT TYPE: Molded Case Circuit Breaker (MCCB)
- ELECTRICAL SPECS:
- NOMINAL CURRENT: 160A
- NUMBER OF POLES: 4P
- TRIP UNIT TYPE: MicroLogic 4.2 Vigi (Electronic)
- NOMINAL OPERATIONAL VOLTAGE (Ue): 400/415VAC (Maximum 690VAC)
- NOMINAL INSULATION VOLTAGE (Ui): 800V
- NOMINAL IMPULSE WITHSTAND VOLTAGE (Uimp): 8kV
- BREAKING CAPACITY (Icu): 36kA at 400/415VAC
- SERVICE BREAKING CAPACITY (Ics): 36kA at 400/415VAC (100% of Icu)
- EARTH LEAKAGE PROTECTION: Integrated Vigi module, Type A, adjustable sensitivity (IΔn) and time delay (Δt)
- MECHANICAL/PHYSICAL:
- FORM FACTOR: Compact Molded Case
- MOUNTING: DIN rail or plate mounting
- TERMINALS: Front screw terminals
- INTERFACE/CONTROL:
- PROTECTION FUNCTIONS: Overload (long-time), Short-circuit (short-time and instantaneous), Earth Leakage (residual current)
- ADJUSTABILITY: Adjustable thermal (Ir), magnetic (Ii), and earth leakage (IΔn, Δt) settings
- INDICATORS: Local trip indication, LED status for earth leakage
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP40 (front face), IP20 (terminals)
- OPERATING TEMPERATURE: -25°C to +70°C
- STORAGE TEMPERATURE: -50°C to +85°C
- POLLUTION DEGREE: 3
- COMPATIBILITY/APPLICATION:
- APPLICATIONS: Low voltage power distribution, motor protection, generator protection, transformer protection, industrial machinery, commercial building infrastructure
- STANDARDS: IEC 60947-2, IEC 60947-1