OPIS PRODUKTU
SCHNEIDER ELECTRIC LV429386 - ComPact NSX250F Molded Case Circuit Breaker
This SCHNEIDER ELECTRIC ComPact NSX250F molded case circuit breaker provides robust overcurrent protection and isolation for low voltage electrical distribution systems. It incorporates a Micrologic 2.2 electronic trip unit, delivering precise thermal-magnetic protection for industrial and commercial installations. Designed for fixed mounting, this 3-pole MCCB ensures reliable circuit interruption and system integrity in applications requiring a 36kA breaking capacity.
Technical Specifications:
- SERIES/FAMILY: ComPact NSX
- COMPONENT TYPE: Molded Case Circuit Breaker (MCCB)
- ELECTRICAL SPECS:
- NOMINAL CURRENT (In): 250A
- NUMBER OF POLES: 3
- PROTECTED POLES: 3
- BREAKING CAPACITY (Icu): 36kA at 400/415VAC, 50/60Hz
- OPERATIONAL VOLTAGE (Ue): 690VAC, 50/60Hz
- INSULATION VOLTAGE (Ui): 800V
- IMPULSE WITHSTAND VOLTAGE (Uimp): 8kV
- PROTECTION CHARACTERISTICS:
- TRIP UNIT TYPE: Electronic
- TRIP UNIT MODEL: Micrologic 2.2
- PROTECTION FUNCTIONS: Long-time (Overload), Short-time, Instantaneous
- LONG-TIME PROTECTION (Ir): Adjustable from 0.4 to 1 x In
- SHORT-TIME PROTECTION (Isd): Adjustable from 1.5 to 10 x Ir
- INSTANTANEOUS PROTECTION (Ii): Fixed at 12 x In
- MECHANICAL/PHYSICAL:
- MOUNTING TYPE: Fixed
- FRAME SIZE: 250A Frame
- TERMINAL TYPE: Front terminals
- INTERFACE/CONTROL:
- LOCAL INDICATION: Trip indication, ready indication
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP40 (with terminal shields), IP20 (without terminal shields)
- COOLING METHOD: Natural convection
- OPERATING TEMPERATURE: -25 to 70 degrees Celsius
- STORAGE TEMPERATURE: -50 to 85 degrees Celsius
- COMPATIBILITY/APPLICATION: Low voltage power distribution, motor circuit protection, generator protection, industrial control panels, commercial infrastructure, building management systems.
