PRODUCT DESCRIPTION
ASEA BROWN BOVERI 1SDA067955R1 - Molded Case Circuit Breaker
The ASEA BROWN BOVERI 1SDA067955R1 is a SACE Tmax T4N series 3-pole Molded Case Circuit Breaker (MCCB) engineered for robust electrical protection in industrial and commercial power distribution systems. It integrates an advanced PR221DS-LS/I electronic trip unit, providing precise adjustable long-time, short-time, and instantaneous protection against overloads and short circuits. This fixed-type breaker with front terminals ensures reliable circuit interruption and system integrity for critical infrastructure.
Technical Specifications:
- SERIES/FAMILY: SACE Tmax T4N
- COMPONENT TYPE: Molded Case Circuit Breaker (MCCB)
- ELECTRICAL SPECS:
- NOMINAL CURRENT: 250A
- POLES: 3-pole
- RATED OPERATIONAL VOLTAGE: Up to 690VAC
- RATED INSULATION VOLTAGE: 1000V
- RATED IMPULSE WITHSTAND VOLTAGE: 8kV
- RATED ULTIMATE SHORT-CIRCUIT BREAKING CAPACITY (Icu): 36kA at 400VAC
- FREQUENCY: 50/60 Hz
- MECHANICAL/PHYSICAL:
- FRAME SIZE: T4
- TERMINAL TYPE: Front terminals
- MOUNTING TYPE: Fixed
- FORM FACTOR: Compact molded case
- INTERFACE/CONTROL:
- TRIP UNIT: Electronic trip unit PR221DS-LS/I
- PROTECTION FUNCTIONS: Long-time (overload), Short-time (short circuit), Instantaneous (short circuit)
- ADJUSTABILITY: Adjustable thermal (L), short-circuit (S), and instantaneous (I) protection settings
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (terminals)
- COOLING METHOD: Natural air convection
- MOUNTING STYLE: Panel mounted
- COMPATIBILITY/APPLICATION:
- APPLICATIONS: Industrial power distribution, commercial building infrastructure, motor protection, generator protection, transformer protection, general circuit protection in low-voltage systems