OPIS PRODUKTU
SCHNEIDER ELECTRIC LV434221 - Molded Case Circuit Breaker
This device is a ComPact NSX250F series molded case circuit breaker, designed for electrical circuit protection. It integrates a Micrologic 2.2 electronic trip unit to provide overload and short-circuit protection in industrial and commercial power distribution systems. This unit is suitable for main, sub-main, and final distribution applications requiring fault interruption and selective coordination.
Technical Specifications:
- SERIES/FAMILY: ComPact NSX250F
- COMPONENT TYPE: Molded Case Circuit Breaker (MCCB)
- ELECTRICAL SPECS:
- NOMINAL CURRENT: 250A
- POLES: 3P
- PROTECTED POLES: 3D
- OPERATIONAL VOLTAGE (Ue): 690V AC (maximum)
- INSULATION VOLTAGE (Ui): 800V AC
- IMPULSE WITHSTAND VOLTAGE (Uimp): 8 kV
- BREAKING CAPACITY (Icu): 36 kA at 400/415V AC
- FREQUENCY: 50/60 Hz
- MECHANICAL/PHYSICAL:
- FRAME SIZE: NSX250
- MOUNTING TYPE: Fixed
- CONNECTION TYPE: Front connection
- INTERFACE/CONTROL:
- TRIP UNIT TYPE: Micrologic 2.2 Electronic Trip Unit
- PROTECTION FUNCTIONS: Long-time (overload), Short-time (short-circuit), Instantaneous (short-circuit)
- ADJUSTABILITY: Adjustable long-time (Ir) and instantaneous (Ii) settings
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP40 (with terminal shields)
- POLLUTION DEGREE: 3
- OPERATING TEMPERATURE: -25 to 70 degrees C
- STORAGE TEMPERATURE: -50 to 85 degrees C
- MOUNTING POSITION: Vertical or horizontal
- COMPATIBILITY/APPLICATION:
- TARGET SYSTEMS: Industrial and commercial power distribution panels, switchboards
- APPLICATION: Overload and short-circuit protection for motors, transformers, cables, and general loads
- STANDARDS: IEC 60947-2
