ОПИСАНИЕ ПРОДУКТА
SIEMENS 3VA1112-6EF32-0AA0 - Molded Case Circuit Breaker
This SIEMENS SENTRON 3VA1 series molded case circuit breaker provides comprehensive overload and short-circuit protection for industrial power distribution systems. Featuring an Electronic Trip Unit (ETU320) with LSI functionality, it ensures reliable circuit interruption and selective protection for critical loads and infrastructure. Designed for fixed mounting, this device integrates into switchgear and control panels requiring robust electrical fault management.
Technical Specifications:
- SERIES/FAMILY: SENTRON 3VA1
- COMPONENT TYPE: Molded Case Circuit Breaker (MCCB)
- ELECTRICAL SPECS:
- RATED OPERATIONAL VOLTAGE: 690VAC
- RATED INSULATION VOLTAGE: 800V
- RATED IMPULSE WITHSTAND VOLTAGE: 8kV
- RATED CURRENT (TRIP UNIT): 32A
- FRAME SIZE: 125A
- NUMBER OF POLES: 3-pole
- RATED FREQUENCY: 50/60Hz
- RATED SHORT-CIRCUIT BREAKING CAPACITY (Icu): 16kA at 400VAC
- RATED SHORT-CIRCUIT ULTIMATE BREAKING CAPACITY (Icu): 10kA at 690VAC
- INTERFACE/CONTROL:
- TRIP UNIT TYPE: Electronic Trip Unit (ETU320)
- PROTECTION FUNCTIONS: LSI (Long-time delay, Short-time delay, Instantaneous)
- ADJUSTABLE OVERLOAD PROTECTION (Ir): 0.4 to 1 x In (12.8A to 32A)
- ADJUSTABLE SHORT-TIME DELAY (Isd): 1.5 to 10 x Ir
- ADJUSTABLE INSTANTANEOUS (Ii): 1.5 to 12 x In
- ENVIRONMENTAL/MOUNTING:
- MOUNTING TYPE: Fixed mounting
- CONNECTION TYPE: Front connection
- DEGREE OF PROTECTION (TERMINALS): IP20 (with terminal covers)
- AMBIENT OPERATING TEMPERATURE: -25 to +70 degrees C
- COOLING METHOD: Natural convection
- COMPATIBILITY/APPLICATION:
- TARGET SYSTEMS: Industrial power distribution, switchgear, motor control centers, infrastructure
- PROTECTION TYPE: Overload protection, Short-circuit protection