Why Choose the ABB 1SDA068309R1 Tmax XT4S Moulded Case Circuit Breaker?
The ABB 1SDA068309R1 is a reliable Tmax XT4S moulded case circuit breaker (MCCB) designed to protect low voltage electrical distribution systems against overloads and short circuits. As part of the proven ABB SACE Tmax XT series, it delivers dependable circuit protection for industrial, commercial and infrastructure installations.
This fixed three-pole circuit breaker features a TMA thermomagnetic trip unit, providing effective protection for feeders, switchboards and machinery circuits. Its adjustable magnetic trip range allows the breaker to be matched to installation requirements, while the compact XT4 frame supports efficient panel design and straightforward integration.
With a 160 A rated current, 690 V AC operating voltage and 50 kA breaking capacity at 415 V AC, the ABB 1SDA068309R1 is ideal for demanding power distribution applications where safety, reliability and performance are essential.
Key Advantages
- High quality ABB Tmax XT4S moulded case circuit breaker.
- 160 A rated current for industrial power distribution.
- Three-pole fixed MCCB with front terminals.
- TMA thermomagnetic release for overload and short circuit protection.
- Adjustable magnetic trip range from 800 to 1600 A.
- 50 kA breaking capacity at 415 V AC.
- Compact XT4 frame for efficient switchboard design.
- Manufactured in accordance with IEC 60947-2.
Key Features
- ABB SACE Tmax XT4S series.
- Product code: 1SDA068309R1.
- Rated current: 160 A.
- 160 A frame size.
- Three-pole fixed configuration.
- TMA thermomagnetic trip unit.
- Magnetic trip setting: 800 to 1600 A.
- Operating voltage: up to 690 V AC.
- Front terminal connections.
- IP20 protection rating.
Reliable Protection for Industrial Power Distribution
Moulded case circuit breakers such as the ABB Tmax XT4S help protect electrical systems by disconnecting circuits during overloads or short circuit faults. This helps reduce the risk of equipment damage, improves installation safety and supports continuity in demanding electrical environments.
The ABB 1SDA068309R1 provides a strong balance of compact size, high breaking capacity and adjustable thermomagnetic protection, making it suitable for modern distribution boards, industrial panels and machinery control systems.
Typical Applications
- Main and sub-distribution boards.
- Industrial switchboards.
- Commercial electrical panels.
- Manufacturing facilities.
- Feeder and machinery protection.
- OEM equipment and control panels.
- Infrastructure and utilities.
- Low voltage power distribution systems.
