ОПИСАНИЕ ПРОДУКТА
ASEA BROWN BOVERI 1SDA078459R1 - Molded Case Circuit Breaker
The ABB 1SDA078459R1 is a SACE Tmax XT2N series Molded Case Circuit Breaker (MCCB) engineered for robust overcurrent and short-circuit protection in industrial electrical distribution systems. Featuring a fixed thermal-magnetic (TMD) trip unit, this device provides reliable fault interruption for low voltage applications, including motor control centers, panel boards, and general machinery protection. It is designed for fixed installation within industrial enclosures, ensuring critical circuit integrity.
Technical Specifications:
- SERIES/FAMILY: SACE Tmax XT2N
- COMPONENT TYPE: Molded Case Circuit Breaker (MCCB)
- ELECTRICAL SPECS:
- NOMINAL CURRENT: 160A
- POLES: 3
- NOMINAL OPERATIONAL VOLTAGE (Ue): Up to 690VAC
- NOMINAL FREQUENCY: 50/60 Hz
- RATED ULTIMATE SHORT-CIRCUIT BREAKING CAPACITY (Icu): 36kA at 400VAC
- TRIP UNIT TYPE: Thermal Magnetic Fixed (TMD)
- MECHANICAL/PHYSICAL:
- MOUNTING TYPE: Fixed
- TERMINAL TYPE: Front terminals
- FRAME SIZE: XT2 (up to 160A)
- INTERFACE/CONTROL:
- PROTECTION FUNCTIONS: Overload (Thermal) and Short-Circuit (Magnetic)
- TRIP UNIT ADJUSTABILITY: Fixed settings
- ENVIRONMENTAL/MOUNTING:
- IP RATING: Requires enclosure for specified IP rating terminals typically IP20
- COOLING METHOD: Natural convection
- MOUNTING STYLE: Fixed, panel-mounted via front connection
- COMPATIBILITY/APPLICATION:
- APPLICATIONS: Low voltage electrical distribution, motor protection, generator protection, industrial machinery protection
- STANDARDS COMPLIANCE: IEC 60947-2