PRODUCT DESCRIPTION
ASEA BROWN BOVERI 1SDA068086R1 - Molded Case Circuit Breaker
The ASEA BROWN BOVERI 1SDA068086R1 is a SACE Tmax T4N series Molded Case Circuit Breaker (MCCB) engineered for robust overcurrent and short-circuit protection in low-voltage industrial and commercial electrical distribution systems. This 3-pole device features an advanced PR221DS electronic trip unit, providing precise LSI (Long-time, Short-time, Instantaneous) protection for critical circuit isolation and equipment safeguarding. It is designed for fixed installation in switchgear, motor control centers, and panel boards, ensuring reliable operation and system integrity.
Technical Specifications:
- SERIES/FAMILY: SACE Tmax T4
- COMPONENT TYPE: Molded Case Circuit Breaker (MCCB)
- ELECTRICAL SPECS:
- NOMINAL CURRENT (In): 250A
- NUMBER OF 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
- INTERFACE/CONTROL:
- TRIP UNIT TYPE: Electronic Trip Unit PR221DS
- PROTECTION FUNCTIONS: LSI (Long-time, Short-time, Instantaneous)
- ADJUSTABILITY: Adjustable Thermal and Magnetic Protection Thresholds
- ENVIRONMENTAL/MOUNTING:
- COOLING METHOD: Natural Air Convection
- MOUNTING STYLE: Panel Mounted
- IP RATING: IP20 (with terminal covers)
- COMPATIBILITY/APPLICATION: Low-voltage power distribution systems, industrial machinery, motor control centers, generator protection, general circuit protection.