DESCRIZIONE PRODOTTO
SCHNEIDER ELECTRIC LV432584 - 4-Pole Molded Case Circuit Breaker (MCCB)
This device is a SCHNEIDER ELECTRIC ComPact NSX250F series 4-pole molded case circuit breaker, engineered for robust overcurrent and short-circuit protection in low voltage electrical distribution systems. It integrates an electronic Micrologic 2.2 trip unit, providing adjustable long-time, short-time, and instantaneous protection for industrial and commercial applications, including main distribution boards, motor control centers, and critical infrastructure. The unit ensures reliable circuit isolation and fault interruption in accordance with IEC 60947-2 standards.
Technical Specifications:
- SERIES/FAMILY: ComPact NSX250F
- COMPONENT TYPE: Molded Case Circuit Breaker (MCCB)
- ELECTRICAL SPECS:
- RATED CURRENT (In): 250 A
- NUMBER OF POLES: 4P
- BREAKING CAPACITY (Icu): 36 kA at 400/415 V AC 50/60 Hz
- RATED OPERATIONAL VOLTAGE (Ue): 440 V AC 50/60 Hz
- RATED INSULATION VOLTAGE (Ui): 800 V AC 50/60 Hz
- RATED IMPULSE WITHSTAND VOLTAGE (Uimp): 8 kV
- MECHANICAL/PHYSICAL:
- MOUNTING MODE: Fixed
- CONNECTION TYPE: Front connection
- FRAME SIZE: NSX250
- INTERFACE/CONTROL:
- TRIP UNIT TYPE: Electronic Micrologic 2.2
- PROTECTION FUNCTIONS: LSI (Long-time, Short-time, Instantaneous)
- LONG-TIME PROTECTION (Ir): Adjustable from 100 A to 250 A
- SHORT-TIME PROTECTION (Isd): Adjustable from 1.5 to 10 x Ir
- INSTANTANEOUS PROTECTION (Ii): Adjustable from 1.5 to 10 x In
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP40 (with terminal covers)
- POLLUTION DEGREE: 3
- OPERATING TEMPERATURE: -25 to 70 °C
- STORAGE TEMPERATURE: -50 to 85 °C
- MOUNTING POSITION: Vertical or horizontal
- COMPATIBILITY/APPLICATION:
- TARGET APPLICATIONS: Low voltage electrical distribution, main and sub-distribution boards, motor control centers, industrial control panels, generator protection.
- STANDARDS COMPLIANCE: IEC 60947-2, EN 60947-2
