DESCRIZIONE PRODOTTO
SCHNEIDER ELECTRIC LV438552 - Molded Case Circuit Breaker
The SCHNEIDER ELECTRIC LV438552 is a ComPact NSXm 160N Molded Case Circuit Breaker (MCCB) equipped with an advanced MicroLogic 4.2 Vigi electronic trip unit. This device provides comprehensive overcurrent, short-circuit, and integrated earth leakage protection for low voltage power distribution systems. It is engineered for critical industrial and commercial applications requiring precise circuit isolation and fault discrimination.
Technical Specifications:
- SERIES/FAMILY: ComPact NSXm
- COMPONENT TYPE: Molded Case Circuit Breaker (MCCB) with Electronic Trip Unit
- ELECTRICAL SPECS:
- NOMINAL CURRENT (In): 160A
- POLES: 3P
- PROTECTED POLES: 3D
- RATED OPERATIONAL VOLTAGE (Ue): 220/240V AC to 660/690V AC
- RATED INSULATION VOLTAGE (Ui): 800V AC
- RATED IMPULSE WITHSTAND VOLTAGE (Uimp): 8 kV
- BREAKING CAPACITY (Icu): 36kA at 400/415V AC (N-type)
- FREQUENCY: 50/60 Hz
- MECHANICAL/PHYSICAL:
- INTERFACE/CONTROL:
- TRIP UNIT TYPE: Electronic, MicroLogic 4.2 Vigi
- PROTECTION FUNCTIONS: Long-time (overload), Short-time, Instantaneous, Earth Leakage (Vigi)
- ADJUSTMENTS: Adjustable Ir (0.5-1 x In), Isd (1.5-10 x Ir), Ii (1.5-10 x In), Ig (0.2-1 x In)
- LOCAL INDICATION: Trip indication, LED status for overload and earth leakage
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP40 (front face with terminal shields)
- COOLING: Natural convection
- MOUNTING STYLE: Fixed, front connection, DIN rail or plate mountable
- OPERATING TEMPERATURE: -25 to 70 °C
- COMPATIBILITY/APPLICATION:
- STANDARDS: IEC 60947-2
- APPLICATIONS: Low voltage power distribution, industrial control panels, motor feeder protection, generator protection, building infrastructure.
