OPIS PRODUKTU
SCHNEIDER ELECTRIC LV438550 - Molded Case Circuit Breaker
The SCHNEIDER ELECTRIC LV438550 is a Compact NSXm series molded case circuit breaker (MCCB) engineered for low voltage electrical distribution and protection applications. It integrates a thermal-magnetic trip unit (TMD) to provide reliable overload and short-circuit protection for industrial machinery, commercial installations, and infrastructure systems, ensuring compliance with IEC 60947-2 standards. This device is designed for fixed installation within electrical panels and distribution boards.
Technical Specifications:
- SERIES/FAMILY: Compact NSXm
- COMPONENT TYPE: Molded Case Circuit Breaker (MCCB)
- ELECTRICAL SPECS:
- NOMINAL CURRENT (In): 160 A
- POLES: 3P
- PROTECTED POLES: 3D
- BREAKING CAPACITY (Icu) AT 400/415 VAC: 36 kA
- NOMINAL OPERATIONAL VOLTAGE (Ue): Up to 690 VAC
- NOMINAL INSULATION VOLTAGE (Ui): 800 V
- NOMINAL IMPULSE WITHSTAND VOLTAGE (Uimp): 8 kV
- FREQUENCY: 50/60 Hz
- MECHANICAL/PHYSICAL:
- MOUNTING TYPE: Fixed
- TRIP UNIT TECHNOLOGY: Thermal-Magnetic (TMD)
- FRAME SIZE: 160 A
- INTERFACE/CONTROL:
- THERMAL PROTECTION ADJUSTMENT (Ir): 0.7 to 1 x In
- MAGNETIC PROTECTION SETTING (Ii): 10 x In (Fixed)
- INDICATION: Trip indication (Mechanical)
- ENVIRONMENTAL/MOUNTING:
- IP RATING (FRONT FACE): IP40 (with accessories)
- IP RATING (TERMINALS): IP20
- COOLING: Natural Convection
- OPERATING TEMPERATURE RANGE: -25 to 70 °C
- MOUNTING METHOD: Plate or DIN Rail (with adapter)
- COMPATIBILITY/APPLICATION:
- PRIMARY FUNCTION: Overload and Short-Circuit Protection
- TARGET APPLICATIONS: Low Voltage Electrical Distribution, Industrial Control Panels, Commercial Building Infrastructure
- STANDARDS COMPLIANCE: IEC 60947-2
