ОПИСАНИЕ ПРОДУКТА
ASEA BROWN BOVERI 1SDA052333R1 - Molded Case Circuit Breaker
This ABB SACE Tmax T4N series molded case circuit breaker is engineered for robust overcurrent and short-circuit protection in low-voltage industrial power distribution systems. It integrates an advanced PR221DS-LSIG electronic trip unit, providing precise long-time, short-time, instantaneous, and ground fault protection. This device is suitable for critical applications requiring reliable circuit isolation and fault clearance, including switchgear, motor control centers, and feeder circuits.
Technical Specifications:
- SERIES/FAMILY: SACE Tmax T4N
- COMPONENT TYPE: Molded Case Circuit Breaker (MCCB)
- NOMINAL CURRENT (In): 250A
- POLES: 3
- RATED OPERATIONAL VOLTAGE (Ue): 400/415VAC, 500VAC, 690VAC (typical range)
- 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 400/415VAC
- TRIP UNIT TYPE: Electronic, PR221DS-LSIG
- PROTECTION FUNCTIONS: Long-time (Overload), Short-time (Delayed Short-Circuit), Instantaneous (Instantaneous Short-Circuit), Ground Fault (Earth Fault)
- ADJUSTMENT INTERFACE: Local rotary switches for Ir, Isd, Ii, Ig settings
- STATUS INDICATION: Mechanical trip indicator
- FRAME SIZE: T4
- MOUNTING TYPE: Fixed
- TERMINAL TYPE: Front
- FORM FACTOR: Compact molded case for panel integration
- IP RATING: IP20 (terminals), IP30 (front with cover, when installed in enclosure)
- COOLING METHOD: Natural air convection
- OPERATING TEMPERATURE RANGE: -25 to +70 degrees Celsius
- TARGET SYSTEMS: Low-voltage power distribution panels, industrial control panels, switchgear, motor control centers
- APPLICATION TYPES: Overcurrent protection, short-circuit protection, ground fault protection for feeders, motors, and transformers