DESCRIZIONE PRODOTTO
ASEA BROWN BOVERI 1SDA051447R1 - Molded Case Circuit Breaker
This is an ABB SACE Tmax T3N series molded case circuit breaker, engineered for overcurrent and short-circuit protection in industrial power distribution systems. It integrates a PR221DS electronic trip unit for current sensing and configurable protection functions, suitable for safeguarding motors, transformers, and general load circuits in commercial and industrial facilities. The device ensures electrical system integrity and operational continuity through its specified breaking capacity and selective coordination capabilities.
Technical Specifications:
- SERIES/FAMILY: SACE Tmax T3N
- COMPONENT TYPE: Molded Case Circuit Breaker (MCCB)
- ELECTRICAL SPECS:
- NOMINAL CURRENT (In): 250A
- NUMBER OF POLES: 3-pole
- RATED OPERATIONAL VOLTAGE (Ue): 690VAC
- RATED INSULATION VOLTAGE (Ui): 1000V
- RATED IMPULSE WITHSTAND VOLTAGE (Uimp): 8kV
- RATED ULTIMATE SHORT-CIRCUIT BREAKING CAPACITY (Icu): 36kA at 400VAC
- TRIP UNIT TYPE: Electronic Trip Unit PR221DS
- PROTECTION FUNCTIONS: Long-time (overload), Short-time, Instantaneous (LSI)
- MECHANICAL/PHYSICAL:
- FRAME SIZE: T3
- MOUNTING TYPE: Fixed
- TERMINAL TYPE: Front terminals
- OPERATING MECHANISM: Manual toggle operation
- INTERFACE/CONTROL:
- TRIP UNIT: PR221DS Electronic Trip Unit
- LOCAL INTERFACE: Integrated display for settings and status indication
- PROTECTION ADJUSTMENTS: Adjustable long-time, short-time, and instantaneous trip settings
- FEEDBACK: Trip indication, status LEDs
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (with terminal covers)
- COOLING METHOD: Natural air convection
- MOUNTING STYLE: Panel mounting
- COMPATIBILITY/APPLICATION:
- TARGET SYSTEMS: Low voltage power distribution systems, motor control centers, switchboards, industrial control panels
- APPLICATIONS: Overcurrent and short-circuit protection for motors, transformers, capacitor banks, and general industrial and commercial loads.