PRODUCT DESCRIPTION
ASEA BROWN BOVERI 1SDA067058R1 - Molded Case Circuit Breaker (MCCB)
This component is an ASEA BROWN BOVERI SACE Tmax T4N series molded case circuit breaker, engineered for robust overcurrent and short-circuit protection in industrial electrical distribution systems. It integrates an advanced PR221DS electronic trip unit, providing precise LSI (Long-time, Short-time, Instantaneous) protection characteristics. This device is suitable for critical applications requiring reliable circuit interruption and selective coordination, including main distribution panels, motor control centers, and feeder circuits.
Technical Specifications:
- SERIES/FAMILY: SACE Tmax T4N
- COMPONENT TYPE: Molded Case Circuit Breaker (MCCB)
- ELECTRICAL SPECS:
- NOMINAL CURRENT (In): 250A
- POLES: 3-Pole
- RATED OPERATIONAL VOLTAGE (Ue): 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
- RATED SERVICE SHORT-CIRCUIT BREAKING CAPACITY (Ics): 36kA at 400VAC
- MECHANICAL/PHYSICAL:
- FRAME SIZE: T4
- MOUNTING TYPE: Fixed
- TERMINAL TYPE: Front Terminals
- OPERATING MECHANISM: Toggle
- INTERFACE/CONTROL:
- TRIP UNIT TYPE: Electronic Trip Unit PR221DS
- PROTECTION FUNCTIONS: LSI (Long-time, Short-time, Instantaneous)
- ADJUSTABILITY: Adjustable thermal (Ir) from 0.4 to 1.0 x In Adjustable short-time (Isd) from 1.5 to 10 x Ir Fixed instantaneous (Ii) at 12 x In
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (Terminals)
- OPERATING TEMPERATURE RANGE: -25 to +70 degrees C
- STORAGE TEMPERATURE RANGE: -40 to +70 degrees C
- COOLING METHOD: Natural Convection
- COMPATIBILITY/APPLICATION: Industrial power distribution, motor protection, generator protection, transformer protection, switchgear installations, and feeder circuit protection.