OPIS PRODUKTU
SCHNEIDER ELECTRIC LV432533 - Molded Case Circuit Breaker
This device is a ComPact NSX400N series molded case circuit breaker designed for low voltage electrical distribution systems. It provides overcurrent protection, short-circuit protection, and isolation functions for industrial and commercial installations. Equipped with a Micrologic 2.2 electronic trip unit, it offers adjustable thermal and instantaneous protection settings, critical for safeguarding motors, transformers, and cable infrastructure.
Technical Specifications:
- SERIES/FAMILY: ComPact NSX400N
- COMPONENT TYPE: Molded Case Circuit Breaker (MCCB)
- ELECTRICAL SPECS:
- NOMINAL CURRENT: 250A
- NUMBER OF POLES: 3P
- RATED OPERATIONAL VOLTAGE (Ue): Up to 690VAC
- RATED INSULATION VOLTAGE (Ui): 800V
- RATED IMPULSE WITHSTAND VOLTAGE (Uimp): 8kV
- RATED ULTIMATE SHORT-CIRCUIT BREAKING CAPACITY (Icu): 50kA at 400/415VAC
- FREQUENCY: 50/60 Hz
- 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: Long-time (thermal overload) and Instantaneous (short-circuit) protection
- ADJUSTABILITY: Adjustable Ir (thermal protection) from 0.4 to 1 x In Adjustable Ii (instantaneous protection) from 1.5 to 10 x In
- INDICATORS: Local trip indication, ready indication
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP40 (with terminal shields)
- COOLING METHOD: Natural convection
- OPERATING TEMPERATURE RANGE: -25 to 70 degrees C
- COMPATIBILITY/APPLICATION: Low voltage power distribution, motor protection, generator protection, industrial control panels, commercial building infrastructure, feeder protection.
