ОПИСАНИЕ ПРОДУКТА
SCHNEIDER ELECTRIC LV481434 - Air Circuit Breaker
The SCHNEIDER ELECTRIC LV481434 is a MasterPact MTZ2 series 3-pole fixed air circuit breaker engineered for low voltage power distribution systems. This unit provides protection against overcurrents and short circuits in industrial and commercial electrical infrastructure, serving as a primary protective device in switchgear, motor control centers, and critical power applications. It is supplied without a Micrologic X control unit, requiring separate integration for advanced protection, measurement, and communication functionalities.
Technical Specifications:
- SERIES/FAMILY: MasterPact MTZ2
- COMPONENT TYPE: Air Circuit Breaker (ACB)
- ELECTRICAL SPECS:
- NOMINAL CURRENT: 1600A
- POLES: 3P
- NOMINAL OPERATIONAL VOLTAGE (Ue): 690V AC
- RATED INSULATION VOLTAGE (Ui): 1000V AC
- RATED IMPULSE WITHSTAND VOLTAGE (Uimp): 12kV
- RATED SHORT-CIRCUIT BREAKING CAPACITY (Icu): 66kA at 440V AC 50kA at 690V AC
- FREQUENCY: 50/60 Hz
- MECHANICAL/PHYSICAL:
- FRAME SIZE: MTZ2 (1600A frame)
- MOUNTING TYPE: Fixed
- CONNECTION TYPE: Rear connection
- OPERATION: Manual (requires external operating mechanism for remote control)
- INTERFACE/CONTROL:
- TRIP UNIT: Supplied without Micrologic X control unit
- COMPATIBILITY: Designed for integration with Micrologic X series trip units
- AUXILIARY PROVISIONS: Slots for auxiliary contacts, indication modules, and electrical accessories (e.g., motor mechanism, shunt trip, undervoltage release)
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP30 (with front cover)
- COOLING METHOD: Natural convection
- MOUNTING POSITION: Vertical or horizontal
- OPERATING TEMPERATURE RANGE: -25°C to +70°C
- COMPATIBILITY/APPLICATION:
- PRIMARY FUNCTION: Overcurrent and short-circuit protection
- TARGET SYSTEMS: Low voltage main distribution boards, industrial switchgear, commercial building power distribution, generator protection, critical power infrastructure.
