DESCRIZIONE PRODOTTO
ASEA BROWN BOVERI 1SDA055722R1 - Molded Case Circuit Breaker
The ASEA BROWN BOVERI 1SDA055722R1 is a SACE Tmax T5N series 3-pole molded case circuit breaker featuring an electronic PR221DS trip unit. This device provides precise overcurrent and short-circuit protection for low-voltage electrical distribution systems. It is engineered for critical applications in industrial facilities, commercial buildings, and infrastructure projects requiring reliable circuit isolation and fault interruption.
Technical Specifications:
- SERIES/FAMILY: SACE Tmax T5N
- COMPONENT TYPE: Molded Case Circuit Breaker (MCCB)
- ELECTRICAL SPECS:
- NOMINAL CURRENT (In): 400A
- POLES: 3-pole
- 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 400/415VAC
- RATED SERVICE SHORT-CIRCUIT BREAKING CAPACITY (Ics): 36kA at 400/415VAC
- FREQUENCY: 50/60 Hz
- MECHANICAL/PHYSICAL:
- FRAME SIZE: T5
- MOUNTING TYPE: Fixed
- TERMINAL TYPE: Front terminals
- OPERATION: Manual toggle
- INTERFACE/CONTROL:
- TRIP UNIT TYPE: Electronic Trip Unit PR221DS
- PROTECTION FUNCTIONS: Long-time (L), Short-time (S), Instantaneous (I)
- ADJUSTABILITY: Adjustable thermal and magnetic thresholds
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (with terminal covers)
- COOLING METHOD: Natural convection
- OPERATING TEMPERATURE: -25 to +70 degrees C
- COMPATIBILITY/APPLICATION:
- APPLICATION: Overcurrent and short-circuit protection in low-voltage power distribution, feeder circuits, industrial control panels, motor control centers
- COMPATIBILITY: Designed for integration into switchboards, panel boards, and industrial machinery requiring robust circuit protection