OPIS PRODUKTU
SCHNEIDER ELECTRIC LV432534 - Molded Case Circuit Breaker
This device is a SCHNEIDER ELECTRIC ComPact NSX250F Molded Case Circuit Breaker, engineered for robust electrical distribution protection. It integrates an advanced Micrologic 5.2 A electronic trip unit, providing precise overload, short-circuit, and instantaneous protection for industrial and commercial low voltage installations. Designed for critical power infrastructure, it ensures system integrity and operational continuity in applications requiring high breaking capacity and selective coordination.
Technical Specifications:
- SERIES/FAMILY: ComPact NSX250F
- COMPONENT TYPE: Molded Case Circuit Breaker (MCCB)
- ELECTRICAL SPECS:
- RATED FRAME CURRENT: 250A
- NUMBER OF POLES: 3P (3-pole)
- RATED OPERATIONAL VOLTAGE (Ue): 690V AC
- RATED INSULATION VOLTAGE (Ui): 800V AC
- RATED IMPULSE WITHSTAND VOLTAGE (Uimp): 8kV
- RATED ULTIMATE SHORT-CIRCUIT BREAKING CAPACITY (Icu): 36kA at 400/415V AC, 50/60Hz
- RATED SERVICE SHORT-CIRCUIT BREAKING CAPACITY (Ics): 36kA at 400/415V AC, 50/60Hz
- TRIP UNIT TYPE: Micrologic 5.2 A Electronic Trip Unit
- PROTECTION FUNCTIONS: Long-time (L), Short-time (S), Instantaneous (I)
- ADJUSTABLE SETTINGS:
- Ir (Long-time protection): Adjustable from 0.4 to 1 x In (100A to 250A)
- Isd (Short-time protection): Adjustable from 1.5 to 10 x Ir
- Ii (Instantaneous protection): Adjustable from 1.5 to 12 x In
- METERING FUNCTIONS: Current (Ammeter)
- MECHANICAL/PHYSICAL:
- FORM FACTOR: Molded Case Circuit Breaker, fixed type
- FRAME SIZE: NSX250
- NUMBER OF POLES: 3
- CONNECTION: Front terminals
- INTERFACE/CONTROL:
- USER INTERFACE: Integrated LCD display for trip unit settings and current readings
- INDICATORS: LED indicators for trip status, overload pre-alarm, and ready status
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP40 (front face), IP20 (terminals)
- POLLUTION DEGREE: 3 (IEC 60947-1)
- OPERATING TEMPERATURE: -25 to 70 degrees C
- STORAGE TEMPERATURE: -50 to 85 degrees C
- MOUNTING: Fixed, on mounting plate
- COOLING: Natural convection
- COMPATIBILITY/APPLICATION:
- TARGET SYSTEMS: Industrial power distribution panels, commercial building electrical systems, motor control centers, generator protection, feeder protection
- STANDARDS: IEC 60947-2