ОПИСАНИЕ ПРОДУКТА
SCHNEIDER ELECTRIC LV432538 - Molded Case Circuit Breaker
The SCHNEIDER ELECTRIC LV432538 is a ComPact NSX400 series Molded Case Circuit Breaker (MCCB) engineered for robust protection and control within low voltage electrical distribution systems. Featuring an integrated Micrologic 2.2 electronic trip unit, this device provides precise LSI (Long-time, Short-time, Instantaneous) protection against overloads and short-circuits, ensuring selective coordination and fault interruption in industrial infrastructure, commercial buildings, and critical power applications.
Technical Specifications:
- SERIES/FAMILY: ComPact NSX400
- COMPONENT TYPE: Molded Case Circuit Breaker (MCCB)
- ELECTRICAL SPECS:
- NOMINAL CURRENT (In): 400A
- POLES: 3P3D (3 Poles, 3 Protected)
- RATED OPERATIONAL VOLTAGE (Ue): 690VAC (maximum)
- RATED INSULATION VOLTAGE (Ui): 800V
- RATED IMPULSE WITHSTAND VOLTAGE (Uimp): 8kV
- RATED ULTIMATE SHORT-CIRCUIT BREAKING CAPACITY (Icu): 36kA at 400/415VAC
- RATED SERVICE SHORT-CIRCUIT BREAKING CAPACITY (Ics): 36kA at 400/415VAC (100% Icu)
- FREQUENCY: 50/60Hz
- MECHANICAL/PHYSICAL:
- FRAME SIZE: NSX400
- MOUNTING TYPE: Fixed
- CONNECTION TYPE: Front terminals
- INTERFACE/CONTROL:
- TRIP UNIT TYPE: Micrologic 2.2 Electronic Trip Unit
- PROTECTION FUNCTIONS: LSI (Long-time, Short-time, Instantaneous)
- ADJUSTABLE OVERLOAD PROTECTION (Ir): 0.4 to 1 x In (160A to 400A)
- ADJUSTABLE SHORT-TIME DELAY PROTECTION (Isd): 1.5 to 10 x Ir
- INSTANTANEOUS PROTECTION (Ii): 1.5 to 10 x In
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP40 (front face, within enclosure)
- OPERATING TEMPERATURE: -25°C to +70°C
- STORAGE TEMPERATURE: -50°C to +85°C
- STANDARDS: IEC 60947-2
- COMPATIBILITY/APPLICATION: Low voltage electrical distribution panels, industrial control systems, commercial building power infrastructure, motor feeder protection, generator protection, transformer protection.