PRODUCT DESCRIPTION
ASEA BROWN BOVERI 1SDA051445R1 - Molded Case Circuit Breaker (MCCB)
This is an ABB SACE Tmax T3N series molded case circuit breaker. It provides overcurrent and short-circuit protection for electrical circuits in industrial and commercial applications. The device integrates a PR221DS-LS/I electronic trip unit, offering adjustable long-time, short-time, and instantaneous protection characteristics.
Technical Specifications:
- SERIES/FAMILY: SACE Tmax T3N
- COMPONENT TYPE: Molded Case Circuit Breaker (MCCB)
- ELECTRICAL SPECS:
- NOMINAL CURRENT: 250A
- POLES: 3
- NOMINAL VOLTAGE: Up to 690VAC
- FREQUENCY: 50/60 Hz
- INTERRUPTING CAPACITY: 36kA at 400VAC (Icu, N-type) refer to product documentation for specific Icu/Ics ratings across voltage levels.
- MECHANICAL/PHYSICAL:
- FRAME SIZE: T3
- MOUNTING TYPE: Fixed
- TERMINAL TYPE: Front
- OPERATION METHOD: Manual toggle
- INTERFACE/CONTROL:
- TRIP UNIT TYPE: Electronic
- TRIP UNIT MODEL: PR221DS-LS/I
- PROTECTION FUNCTIONS: Long-Time (Overload), Short-Time (Delayed Short Circuit), Instantaneous (Instantaneous Short Circuit)
- ADJUSTABILITY: Adjustable trip thresholds and delays for L, S, I functions
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (Terminals)
- COOLING METHOD: Natural convection
- INSTALLATION: Panel mountable
- COMPATIBILITY/APPLICATION:
- PRIMARY APPLICATION: Overcurrent and short-circuit protection in industrial and commercial electrical distribution systems.
- SYSTEM INTEGRATION: Suitable for switchboards, control panels, and electrical enclosures.