PRODUCT DESCRIPTION
ASEA BROWN BOVERI 1SDA067760R1 - Molded Case Circuit Breaker
This device is a 3-pole molded case circuit breaker from the ABB SACE Tmax T4N series, engineered for robust overcurrent protection in industrial and commercial electrical distribution systems. It integrates an advanced PR221DS-LS/I electronic trip unit, providing adjustable long-time, short-time, and instantaneous protection against overloads and short circuits. Designed for fixed installation with front terminals, this MCCB ensures reliable circuit isolation and fault interruption in applications requiring precise current management up to 250 Amperes.
Technical Specifications:
- SERIES/FAMILY: SACE Tmax T4N
- COMPONENT TYPE: Molded Case Circuit Breaker (MCCB)
- ELECTRICAL SPECS:
- NOMINAL CURRENT (In): 250 A
- POLES: 3
- NOMINAL VOLTAGE (Ue): 400VAC (Rated for up to 690VAC)
- NOMINAL FREQUENCY: 50/60 Hz
- ULTIMATE BREAKING CAPACITY (Icu): 36 kA at 400VAC
- MECHANICAL/PHYSICAL:
- FRAME SIZE: T4
- MOUNTING TYPE: Fixed
- TERMINAL TYPE: Front
- INTERFACE/CONTROL:
- TRIP UNIT TYPE: Electronic Trip Unit PR221DS-LS/I
- PROTECTION FUNCTIONS: Long-time (Overload), Short-time (Short Circuit with adjustable delay), Instantaneous (Short Circuit without delay)
- ADJUSTABILITY: Adjustable trip settings for long-time and short-time protection
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (Terminal protection)
- COOLING METHOD: Natural Convection
- MOUNTING STYLE: Panel Mounted
- COMPATIBILITY/APPLICATION:
- TARGET SYSTEMS: Industrial and commercial low-voltage electrical distribution panels, motor control centers, feeder circuits
- SPECIFIC MACHINE TYPES: General power distribution, protection of transformers, motors, and cables in industrial environments