ОПИСАНИЕ ПРОДУКТА
SCHNEIDER ELECTRIC LV429252 - Molded Case Circuit Breaker (MCCB)
The SCHNEIDER ELECTRIC LV429252 is a ComPact NSXm series 3-pole molded case circuit breaker engineered for robust electrical distribution and protection in industrial and commercial applications. This device integrates a Micrologic 4.1 electronic trip unit, providing comprehensive LSI (Long-time, Short-time, Instantaneous) protection against overloads and short circuits. It is designed for reliable operation in power distribution panels, motor control centers, and critical infrastructure requiring precise circuit isolation and fault interruption.
Technical Specifications:
- SERIES/FAMILY: ComPact NSXm
- COMPONENT TYPE: Molded Case Circuit Breaker (MCCB)
- ELECTRICAL SPECS:
- RATED CURRENT (In): 250A
- FRAME SIZE: 250A
- NUMBER OF POLES: 3P
- BREAKING CAPACITY (Icu): 36kA at 400/415VAC
- OPERATIONAL VOLTAGE (Ue): Up to 690VAC
- FREQUENCY: 50/60 Hz
- MECHANICAL/PHYSICAL:
- PROTECTION FUNCTIONS: LSI (Long-time, Short-time, Instantaneous)
- THERMAL PROTECTION (Ir): Adjustable from 100A to 250A (0.4 to 1 x In)
- SHORT-TIME DELAY PROTECTION (Isd): Adjustable from 1.5 to 10 x Ir
- INSTANTANEOUS PROTECTION (Ii): Adjustable from 1.5 to 10 x In
- INTERFACE/CONTROL:
- TRIP UNIT TYPE: Micrologic 4.1 Electronic Trip Unit
- CONTROL TYPE: Electronic
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP40 (front face), IP20 (terminals)
- MOUNTING STYLE: Fixed, compatible with DIN rail or plate mounting
- COOLING METHOD: Natural convection
- COMPATIBILITY/APPLICATION: Low voltage power distribution, motor protection, industrial machinery, building infrastructure, switchboards, panelboards.