PRODUCT DESCRIPTION
ASEA BROWN BOVERI 1SDA069974R1 - Molded Case Circuit Breaker
This ABB SACE Tmax T4N molded case circuit breaker provides robust electrical protection for industrial and commercial applications. Featuring an advanced PR221DS-I electronic trip unit, it offers precise overload, short-time, and instantaneous short-circuit protection for critical power distribution systems, motor circuits, and generator outputs. Engineered for reliable fault isolation and selective coordination, this device is integral to maintaining operational continuity and safety in complex electrical infrastructures.
Technical Specifications:
- SERIES/FAMILY: SACE Tmax T4N
- COMPONENT TYPE: Molded Case Circuit Breaker (MCCB)
- ELECTRICAL SPECS:
- NOMINAL CURRENT (In): 250A
- POLES: 3
- 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
- RATED SERVICE SHORT-CIRCUIT BREAKING CAPACITY (Ics): 25kA at 400VAC
- FREQUENCY: 50/60 Hz
- MECHANICAL/PHYSICAL:
- FRAME SIZE: T4
- MOUNTING TYPE: Fixed
- TERMINAL TYPE: Front Terminals
- MECHANICAL ENDURANCE: 20000 cycles
- INTERFACE/CONTROL:
- TRIP UNIT TYPE: Electronic
- TRIP UNIT MODEL: PR221DS-I
- PROTECTION FUNCTIONS: L (Long-time overload), S (Short-time short-circuit), I (Instantaneous short-circuit)
- ADJUSTABILITY: Adjustable thermal (L) and magnetic (S, I) settings
- ENVIRONMENTAL/MOUNTING:
- OPERATING TEMPERATURE RANGE: -25 to +70 degrees C
- STORAGE TEMPERATURE RANGE: -40 to +70 degrees C
- IP RATING: IP20 (with front terminals)
- COOLING METHOD: Natural convection
- COMPATIBILITY/APPLICATION:
- APPLICATIONS: Industrial power distribution, motor protection, generator protection, switchgear, control panels, feeder circuits, commercial building electrical systems.
- STANDARDS: IEC 60947-2