OPIS PRODUKTU
SCHNEIDER ELECTRIC LV429271 - Molded Case Circuit Breaker
The SCHNEIDER ELECTRIC LV429271 is a 3-pole Molded Case Circuit Breaker (MCCB) from the Compact NSXm series, engineered for robust electrical circuit protection and isolation in low voltage distribution systems. It integrates a thermal-magnetic trip unit, providing overload and short-circuit protection for industrial machinery, commercial installations, and infrastructure applications. This device ensures reliable power system integrity and operational continuity.
Technical Specifications:
- SERIES/FAMILY: Compact NSXm
- COMPONENT TYPE: Molded Case Circuit Breaker (MCCB)
- ELECTRICAL SPECS:
- NOMINAL CURRENT (In): 160A
- POLES: 3P
- RATED OPERATIONAL VOLTAGE (Ue): 440VAC
- RATED INSULATION VOLTAGE (Ui): 800V
- RATED IMPULSE WITHSTAND VOLTAGE (Uimp): 8kV
- BREAKING CAPACITY (Icu): 36kA at 400/415VAC, 50/60Hz
- TRIP UNIT TYPE: Thermal-Magnetic (TM-D)
- THERMAL PROTECTION SETTING (Ir): Adjustable from 0.7 to 1 x In
- MAGNETIC PROTECTION SETTING (Ii): Fixed at 10 x In
- MECHANICAL/PHYSICAL:
- FORM FACTOR: Compact, modular molded case
- OPERATION: Manual toggle
- MOUNTING: Fixed, front connection, compatible with DIN rail or plate mounting
- INTERFACE/CONTROL:
- AUXILIARY COMPATIBILITY: Supports optional auxiliary contacts, shunt trips, undervoltage releases (not included)
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP40 (front face)
- POLLUTION DEGREE: 3
- OPERATING TEMPERATURE RANGE: -25 to 70 °C
- STORAGE TEMPERATURE RANGE: -50 to 85 °C
- COMPATIBILITY/APPLICATION:
- PRIMARY FUNCTION: Overload and short-circuit protection for electrical circuits
- TYPICAL APPLICATIONS: Low voltage power distribution, motor feeder protection, generator protection, industrial control panels, building electrical infrastructure
- COMPLIANCE: IEC 60947-2
