ОПИСАНИЕ ПРОДУКТА
SCHNEIDER ELECTRIC LVS04943 - Electronic Micrologic 4.2 M Trip Unit
The SCHNEIDER ELECTRIC LVS04943 is an electronic Micrologic 4.2 M trip unit engineered for seamless integration within Compact NSXm molded case circuit breakers. This unit provides comprehensive protection functions specifically tailored for motor circuits, encompassing adjustable long-time, short-time, instantaneous, and ground fault protection. It is critical for ensuring operational reliability and compliance in industrial power distribution, motor control centers, and machinery requiring precise motor protection.
Technical Specifications:
- SERIES/FAMILY: Compact NSXm
- COMPONENT TYPE: Electronic Trip Unit (Micrologic 4.2 M)
- ELECTRICAL SPECS:
- PROTECTION FUNCTIONS: Long-time (overload), Short-time (short-circuit), Instantaneous (short-circuit), Ground Fault
- PROTECTION CURRENT RANGE: Configurable via associated current sensors and Compact NSXm breaker frame
- ADJUSTABILITY: Adjustable Ir (long-time delay current), Isd (short-time delay current), Ii (instantaneous current), Ig (ground fault current)
- PHASE COMPATIBILITY: Designed for three-phase AC systems
- MECHANICAL/PHYSICAL:
- FORM FACTOR: Internal module designed for direct installation into Compact NSXm MCCB frames
- MOUNTING: Integrated within the circuit breaker chassis
- INTERFACE/CONTROL:
- LOCAL INDICATION: Status LEDs for operational feedback and trip indication
- COMMUNICATION: Optional via external communication modules compatible with the Compact NSXm series (e.g., Modbus, Ethernet)
- CONTROL METHOD: Electronic sensing and tripping mechanism
- ENVIRONMENTAL/MOUNTING:
- OPERATING TEMPERATURE: -25°C to +70°C (typical for Compact NSXm series)
- IP RATING: Inherited from the host Compact NSXm MCCB enclosure
- COOLING METHOD: Natural convection (internal to MCCB)
- COMPATIBILITY/APPLICATION:
- COMPATIBLE BREAKER SERIES: Schneider Electric Compact NSXm Molded Case Circuit Breakers
- TARGET APPLICATIONS: Motor protection in industrial control panels, motor control centers (MCCs), HVAC systems, pumping stations, and general machinery requiring robust motor circuit protection.