OPIS PRODUKTU
SCHNEIDER ELECTRIC LV429373 - Molded Case Circuit Breaker
The SCHNEIDER ELECTRIC LV429373 is a ComPact NSXm series 3-pole molded case circuit breaker designed for low-voltage electrical distribution systems. It integrates an electronic Micrologic 4.1 trip unit, providing precise LSI (Long-time, Short-time, Instantaneous) protection against overloads and short circuits. This device is engineered for critical power protection in industrial control panels, machinery, and building infrastructure applications.
Technical Specifications:
- SERIES/FAMILY: ComPact NSXm
- COMPONENT TYPE: Molded Case Circuit Breaker (MCCB)
- ELECTRICAL SPECS:
- RATED CURRENT (In): 160A
- POLES: 3P (3-pole)
- PROTECTION: 3D (3-pole protected)
- BREAKING CAPACITY (Icu): 50 kA at 400/415 VAC
- RATED OPERATIONAL VOLTAGE (Ue): 220/240 VAC to 660/690 VAC
- RATED INSULATION VOLTAGE (Ui): 800 V
- RATED IMPULSE WITHSTAND VOLTAGE (Uimp): 8 kV
- FREQUENCY: 50/60 Hz
- MECHANICAL/PHYSICAL:
- FRAME SIZE: NSXm 160
- TRIP UNIT TYPE: Micrologic 4.1 (Electronic)
- PROTECTION FUNCTIONS: LSI (Long-time, Short-time, Instantaneous)
- MOUNTING TYPE: Fixed, DIN rail or plate mounting
- INTERFACE/CONTROL:
- TRIP UNIT ADJUSTMENT: Adjustable long-time (Ir), short-time (Isd), and instantaneous (Ii) thresholds
- FEEDBACK: Local indication of trip status
- COMMUNICATION: Compatible with optional communication modules (e.g., Modbus, Ethernet) via accessories
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP40 (front face with escutcheon), IP20 (terminals)
- POLLUTION DEGREE: 3
- OPERATING TEMPERATURE: -25 to 70 °C
- STORAGE TEMPERATURE: -50 to 85 °C
- MOUNTING: Fixed, on DIN rail or mounting plate
- COMPATIBILITY/APPLICATION:
- PRIMARY FUNCTION: Overload and short-circuit protection for low-voltage electrical installations
- TARGET SYSTEMS: Industrial distribution boards, control panels, motor feeder circuits, generator protection
- STANDARDS: IEC 60947-2
