OPIS PRODUKTU
SCHNEIDER ELECTRIC LV432575 - Molded Case Circuit Breaker
This device is a SCHNEIDER ELECTRIC Compact NSXm series molded case circuit breaker, equipped with a Micrologic 4.2 M electronic trip unit. It is engineered for the protection of three-phase AC motor circuits against overload and instantaneous short-circuit conditions. This component is suitable for industrial power distribution systems, motor control centers, and machinery requiring precise circuit protection.
Technical Specifications:
- SERIES/FAMILY: Compact NSXm
- COMPONENT TYPE: Molded Case Circuit Breaker (MCCB)
- ELECTRICAL SPECS:
- RATED CURRENT (In): 250A
- NUMBER OF POLES: 3P
- PROTECTED POLES: 3D
- RATED OPERATIONAL VOLTAGE (Ue): 690VAC (maximum)
- RATED INSULATION VOLTAGE (Ui): 800V
- RATED IMPULSE WITHSTAND VOLTAGE (Uimp): 8kV
- BREAKING CAPACITY (Icu): 36kA at 400/415VAC (F-type)
- TRIP UNIT TYPE: Electronic
- TRIP UNIT MODEL: Micrologic 4.2 M
- PROTECTION FUNCTIONS: Long-time delay (Ir) for overload, Instantaneous (Ii) for short-circuit
- OVERLOAD ADJUSTMENT RANGE (Ir): 0.4-1 x In
- SHORT-CIRCUIT SETTING (Ii): Fixed at 12 x In
- MECHANICAL/PHYSICAL:
- FRAME SIZE: 250A Frame
- MOUNTING TYPE: Fixed
- CONNECTION TYPE: Front terminals
- INTERFACE/CONTROL:
- INDICATORS: Trip indication, Ready LED
- AUXILIARIES: Compatible with optional auxiliary contacts and shunt trips (not included)
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP40 (front face in enclosure)
- POLLUTION DEGREE: 3
- OPERATING TEMPERATURE: -25 to 70 degrees C
- COOLING METHOD: Natural convection
- COMPATIBILITY/APPLICATION:
- APPLICATIONS: Motor protection, industrial power distribution, machinery control panels, motor control centers (MCCs)
- STANDARDS: IEC 60947-2
