PRODUCT DESCRIPTION
ABB 64607901 - 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 power distribution systems. It integrates an advanced PR221DS-LSIG electronic trip unit, providing comprehensive long-time, short-time, instantaneous, and ground fault protection for critical loads and infrastructure. Designed for fixed installation with front terminals, it ensures reliable circuit isolation and protection in applications such as motor control centers, switchgear, and panel boards.
Technical Specifications:
- SERIES/FAMILY: SACE Tmax T4N
- COMPONENT TYPE: Molded Case Circuit Breaker (MCCB)
- ELECTRICAL SPECS:
- NOMINAL CURRENT (In): 250A
- POLES: 3-pole
- RATED OPERATIONAL VOLTAGE (Ue): Up to 690VAC
- RATED INSULATION VOLTAGE (Ui): 1000V
- RATED IMPULSE WITHSTAND VOLTAGE (Uimp): 8kV
- BREAKING CAPACITY (Icu): N-type (Standard breaking capacity, typically 36kA at 400VAC refer to specific datasheet for exact values based on voltage)
- FREQUENCY: 50/60 Hz
- MECHANICAL/PHYSICAL:
- FRAME SIZE: T4
- MOUNTING TYPE: Fixed
- TERMINAL TYPE: Front terminals
- INTERFACE/CONTROL:
- TRIP UNIT TYPE: Electronic Trip Unit PR221DS-LSIG
- PROTECTION FUNCTIONS: Long-time (Overload), Short-time (Short-circuit delay), Instantaneous (Short-circuit), Ground Fault
- ADJUSTABILITY: Configurable trip settings for LSIG functions
- ENVIRONMENTAL/MOUNTING:
- OPERATING TEMPERATURE: -25 to +70 degrees C
- STORAGE TEMPERATURE: -40 to +70 degrees C
- MOUNTING POSITION: Vertical or horizontal
- IP RATING: IP20 (with terminals covers)
- COMPATIBILITY/APPLICATION:
- TARGET SYSTEMS: Industrial power distribution, motor control centers, switchgear, panel boards
- APPLICATIONS: Overcurrent and short-circuit protection for industrial machinery, commercial buildings, and infrastructure