Why Choose the ABB 1SDA068308R1 Tmax XT4S Moulded Case Circuit Breaker?
The ABB 1SDA068308R1 is a robust Tmax XT4S moulded case circuit breaker (MCCB) designed to provide dependable overload and short circuit protection for industrial and commercial low voltage power distribution systems. As part of the proven ABB SACE Tmax XT series, it combines high breaking capacity with compact dimensions, making it ideal for modern switchboards and electrical installations.
Built for demanding environments, this fixed three-pole MCCB features ABB's reliable TMA thermomagnetic trip unit, delivering accurate protection against overloads while providing adjustable instantaneous magnetic protection against short circuits. Its front terminal design simplifies installation and maintenance for panel builders and electrical contractors.
With a 125 A rated current, 690 V AC operating voltage and a 50 kA breaking capacity at 415 V AC, the 1SDA068308R1 is well suited to protecting feeders, machinery, distribution boards and industrial electrical systems requiring reliable circuit protection.
Key Advantages
- High performance ABB Tmax XT4S moulded case circuit breaker.
- 125 A rated current for industrial power distribution.
- Three-pole fixed configuration with front terminals.
- TMA thermomagnetic trip unit for dependable overload and short circuit protection.
- 50 kA breaking capacity at 415 V AC.
- Compact design simplifies panel installation.
- Long electrical and mechanical operating life.
- Manufactured in accordance with IEC 60947-2.
Key Features
- ABB SACE Tmax XT4S series.
- Product code: 1SDA068308R1.
- Rated current: 125 A.
- 160 A frame size.
- Three-pole fixed MCCB.
- TMA thermomagnetic release.
- Adjustable instantaneous trip: 625 to 1250 A.
- Operating voltage: up to 690 V AC.
- Front terminal connections.
- IP20 protection.
Reliable Protection for Industrial Electrical Systems
The ABB Tmax XT range of moulded case circuit breakers is designed to safeguard low voltage electrical installations against overloads and fault currents while maintaining high levels of operational reliability. Their advanced protection characteristics help minimise downtime and protect valuable electrical infrastructure.
The XT4S series offers an excellent balance of compact size, high interrupting capacity and dependable thermomagnetic protection, making it suitable for modern industrial and commercial switchboards.
Typical Applications
- Main and sub-distribution boards.
- Industrial control panels.
- Commercial electrical installations.
- Manufacturing facilities.
- Motor and feeder protection.
- OEM machinery.
- Infrastructure projects.
- Power distribution switchboards.
