PRODUCT DESCRIPTION
SCHNEIDER ELECTRIC 18730 - Molded Case Circuit Breaker
The SCHNEIDER ELECTRIC 18730 is a Compact NSXm series Molded Case Circuit Breaker (MCCB) designed for electrical distribution protection. It provides thermal-magnetic protection against overloads and short-circuits in industrial and commercial low-voltage installations. This device integrates switching, isolation, and circuit protection functionalities for critical power infrastructure.
Technical Specifications:
- SERIES/FAMILY: Compact NSXm
- COMPONENT TYPE: Molded Case Circuit Breaker (MCCB)
- ELECTRICAL SPECS:
- NOMINAL CURRENT: 160A
- POLES: 3P
- PROTECTED POLES: 3D
- NOMINAL OPERATIONAL VOLTAGE (Ue): Up to 690V AC 50/60 Hz
- NOMINAL INSULATION VOLTAGE (Ui): 800V AC
- NOMINAL IMPULSE WITHSTAND VOLTAGE (Uimp): 8 kV
- BREAKING CAPACITY (Icu): 36kA at 400/415V AC (N type)
- TRIP UNIT TYPE: Thermal-magnetic (fixed)
- PROTECTION FUNCTIONS: Overload (Ir), Short-circuit (Ii)
- MECHANICAL/PHYSICAL:
- FORM FACTOR: Compact, modular
- MOUNTING: DIN rail or plate mounting
- INTERFACE/CONTROL:
- INDICATORS: ON/OFF position, Trip indication
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP40 (front face, when installed in enclosure)
- COOLING METHOD: Natural convection
- OPERATING TEMPERATURE: -25 to 70 °C
- COMPATIBILITY/APPLICATION:
- Low-voltage electrical distribution systems
- Protection of industrial and commercial circuits
- Motor protection, transformer protection, general load protection