ОПИСАНИЕ ПРОДУКТА
ASEA BROWN BOVERI 1SDA051937R1 - Molded Case Circuit Breaker
This component is an ASEA BROWN BOVERI SACE Tmax T5N series 3-pole molded case circuit breaker, equipped with an advanced PR221DS-I electronic trip unit. It is engineered for robust protection and isolation in industrial power distribution systems, safeguarding electrical circuits against overload and short-circuit conditions. This device is suitable for main and sub-distribution boards, motor control centers, and general industrial machinery applications requiring precise current interruption and selective coordination.
Technical Specifications:
- SERIES/FAMILY: SACE Tmax T5N
- COMPONENT TYPE: Molded Case Circuit Breaker (MCCB)
- ELECTRICAL SPECS:
- NOMINAL CURRENT (In): 400A
- POLES: 3
- RATED OPERATIONAL VOLTAGE (Ue): Up to 690VAC
- RATED INSULATION VOLTAGE (Ui): 1000V
- RATED IMPULSE WITHSTAND VOLTAGE (Uimp): 8kV
- FREQUENCY: 50/60 Hz
- BREAKING CAPACITY (Icu): 36kA at 400/415VAC (N-type)
- MECHANICAL/PHYSICAL:
- FRAME SIZE: T5 (up to 630A frame)
- MOUNTING TYPE: Fixed
- TERMINAL TYPE: Front
- INTERFACE/CONTROL:
- TRIP UNIT TYPE: Electronic Trip Unit PR221DS-I
- PROTECTION FUNCTIONS: Overload (Long-Time), Short-Circuit (Short-Time Delay, Instantaneous)
- ADJUSTABILITY: L, S, I protection settings are adjustable via the trip unit.
- ENVIRONMENTAL/MOUNTING:
- MOUNTING STYLE: Panel mounted, fixed installation
- COOLING METHOD: Natural air convection
- TYPICAL IP RATING: IP20 (terminals, without enclosure)
- COMPATIBILITY/APPLICATION:
- TARGET SYSTEMS: Industrial and commercial power distribution, motor protection, generator protection, transformer protection
- MACHINE TYPES: Main distribution panels, sub-distribution panels, industrial control cabinets, switchgear assemblies