PRODUCT DESCRIPTION
ASEA BROWN BOVERI 1SDA054428R1 - Molded Case Circuit Breaker (MCCB)
This device is a 3-pole molded case circuit breaker from the ABB SACE Tmax T3N series, engineered for robust overcurrent protection in industrial and commercial low voltage distribution applications. It integrates an advanced PR221DS electronic trip unit, providing precise long-time, short-time, and instantaneous protection functions for electrical systems. This MCCB is designed for fixed installation with front terminals, suitable for integration into switchgear, motor control centers, and panelboards.
Technical Specifications:
- SERIES/FAMILY: SACE Tmax T3N
- COMPONENT TYPE: Molded Case Circuit Breaker (MCCB)
- ELECTRICAL SPECS:
- NOMINAL CURRENT (In): 250A
- POLES: 3
- OPERATIONAL VOLTAGE (Ue): 690VAC
- RATED INSULATION VOLTAGE (Ui): 1000V
- RATED IMPULSE WITHSTAND VOLTAGE (Uimp): 8kV
- FREQUENCY: 50/60 Hz
- TRIP UNIT TYPE: Electronic, PR221DS
- PROTECTION FUNCTIONS: Long-time (L), Short-time (S), Instantaneous (I)
- MECHANICAL/PHYSICAL:
- FRAME SIZE: T3 (250A frame)
- MOUNTING TYPE: Fixed
- TERMINAL TYPE: Front terminals
- INTERFACE/CONTROL:
- ADJUSTABILITY: Electronic trip unit allows for precise setting of protection parameters for L, S, I functions.
- ENVIRONMENTAL/MOUNTING:
- COOLING METHOD: Natural convection
- INSTALLATION: Designed for integration into industrial enclosures, switchboards, and distribution panels.
- COMPATIBILITY/APPLICATION:
- TARGET SYSTEMS: Low voltage power distribution systems, industrial machinery, commercial building infrastructure, motor control centers.
- PROTECTION TYPE: Overload and short-circuit protection for conductors and equipment.