PRODUCT DESCRIPTION
ASEA BROWN BOVERI 1SDA054970R1 - Molded Case Circuit Breaker
This device is a 3-pole molded case circuit breaker from the ABB SACE Tmax T4N series, engineered for robust protection of industrial electrical distribution systems. It integrates an advanced PR221DS electronic trip unit, providing precise long-time, short-time, and instantaneous overcurrent protection. Designed for fixed installation with front terminals, this MCCB is suitable for safeguarding motors, transformers, and general load circuits in diverse industrial automation and power distribution applications.
Technical Specifications:
- SERIES/FAMILY: SACE Tmax T4N
- COMPONENT TYPE: Molded Case Circuit Breaker (MCCB)
- ELECTRICAL SPECS:
- RATED CURRENT (In): 250A
- POLES: 3
- RATED OPERATIONAL VOLTAGE (Ue): Up to 690VAC
- RATED INSULATION VOLTAGE (Ui): 1000V
- RATED IMPULSE WITHSTAND VOLTAGE (Uimp): 8kV
- RATED FREQUENCY: 50/60 Hz
- RATED ULTIMATE SHORT-CIRCUIT BREAKING CAPACITY (Icu): 36kA at 400VAC
- MECHANICAL/PHYSICAL:
- FRAME SIZE: T4
- MOUNTING TYPE: Fixed
- TERMINAL TYPE: Front
- INTERFACE/CONTROL:
- TRIP UNIT TYPE: Electronic
- TRIP UNIT MODEL: PR221DS
- PROTECTION FUNCTIONS: Long-time (L), Short-time (S), Instantaneous (I)
- ADJUSTABILITY: Electronic settings for overload and short-circuit thresholds/delays
- ENVIRONMENTAL/MOUNTING:
- COOLING METHOD: Natural Convection
- OPERATING TEMPERATURE: -25 to +70 degrees C
- IP RATING: IP20 (terminals, without enclosure)
- COMPATIBILITY/APPLICATION:
- APPLICATION: Overload and short-circuit protection for industrial electrical circuits, motor control centers, distribution panels, and machinery.
- COMPATIBILITY: Designed for integration into standard industrial power distribution architectures.