ОПИСАНИЕ ПРОДУКТА
ASEA BROWN BOVERI 1SDA066324R1 - Molded Case Circuit Breaker
This device is an ABB SACE Tmax T4N series molded case circuit breaker, engineered for robust overcurrent and short-circuit protection in industrial and commercial power distribution systems. It integrates an advanced PR221DS electronic trip unit, providing precise current sensing and configurable protection functions for critical electrical infrastructure. Designed for fixed installation with front terminals, it ensures reliable circuit isolation and fault interruption in low-voltage applications.
Technical Specifications:
- SERIES/FAMILY: SACE Tmax T4N
- COMPONENT TYPE: Molded Case Circuit Breaker (MCCB)
- ELECTRICAL SPECS:
- NOMINAL CURRENT (In): 250A
- POLES: 3-pole
- NOMINAL VOLTAGE (Ue): Up to 690VAC
- NOMINAL INTERRUPTING CAPACITY (Icu): 36kA at 400/415VAC (typical for T4N)
- FREQUENCY: 50/60 Hz
- MECHANICAL/PHYSICAL:
- FRAME SIZE: T4 (250A frame)
- MOUNTING TYPE: Fixed
- TERMINAL TYPE: Front terminals
- INTERFACE/CONTROL:
- TRIP UNIT TYPE: Electronic Trip Unit PR221DS
- PROTECTION FUNCTIONS: Long-time (Overload), Short-time (Delayed Short-circuit), Instantaneous (Short-circuit)
- ADJUSTABILITY: Adjustable trip settings for overload and short-circuit protection
- ENVIRONMENTAL/MOUNTING:
- MOUNTING POSITION: Vertical or horizontal
- OPERATING TEMPERATURE: -25 to +70 degrees C
- PROTECTION DEGREE: IP20 (with terminal covers, when installed in enclosure)
- COMPATIBILITY/APPLICATION:
- TARGET SYSTEMS: Low-voltage power distribution panels, motor control centers, industrial machinery, commercial building infrastructure
- APPLICATION: Overcurrent protection, short-circuit protection, circuit isolation, system coordination