DESCRIZIONE PRODOTTO
SCHNEIDER ELECTRIC LVS09933 - Micrologic 4.2 M Electronic Trip Unit
The SCHNEIDER ELECTRIC LVS09933 is a Micrologic 4.2 M electronic trip unit engineered for seamless integration with Compact NSXm molded case circuit breakers (MCCBs) within the 100A to 250A frame current range. This unit delivers comprehensive thermal-magnetic and motor protection functionalities, encompassing long-time, short-time, instantaneous, ground fault, and specialized motor protection curves. It is designed for critical industrial power distribution and motor control applications demanding precise overcurrent and fault discrimination.
Technical Specifications:
- SERIES/FAMILY: Compact NSXm
- COMPONENT TYPE: Electronic Trip Unit (Micrologic 4.2 M)
- ELECTRICAL SPECS:
- COMPATIBLE MCCB FRAME CURRENT: 100A to 250A
- PROTECTION FUNCTIONS: Long-Time (Ir), Short-Time (Isd), Instantaneous (Ii), Ground Fault (Ig), Motor Protection (Im)
- ADJUSTABLE LONG-TIME PROTECTION (Ir): 0.4 to 1 x In
- ADJUSTABLE SHORT-TIME PROTECTION (Isd): 1.5 to 10 x Ir
- INSTANTANEOUS PROTECTION (Ii): Fixed at 15 x In
- ADJUSTABLE GROUND FAULT PROTECTION (Ig): 0.2 to 1 x In
- POLES: 3P/4P compatible
- MEASUREMENT CAPABILITIES: Ammeter, Max Demand Ammeter
- MECHANICAL/PHYSICAL:
- FORM FACTOR: Plug-in module for MCCB frame
- MOUNTING: Internal to Compact NSXm MCCB
- INTERFACE/CONTROL:
- FEEDBACK: LED indicators for trip, overload, and operational status
- DIAGNOSTICS: Test port for verification
- COMMUNICATION: Not applicable for advanced network protocols provides local indication
- ENVIRONMENTAL/MOUNTING:
- COOLING METHOD: Passive (air-cooled within MCCB enclosure)
- OPERATING TEMPERATURE: -25°C to +70°C (within MCCB specifications)
- COMPATIBILITY/APPLICATION:
- TARGET SYSTEMS: Industrial power distribution, motor control centers, machinery protection
- COMPATIBLE HARDWARE: SCHNEIDER ELECTRIC Compact NSXm MCCBs (100A, 160A, 250A frames)
- PRIMARY FUNCTION: Overcurrent, short-circuit, ground fault, and motor overload protection
