Why Choose the ABB 1SDA068320R1 Tmax XT4S Moulded Case Circuit Breaker?
The ABB 1SDA068320R1 is a high performance Tmax XT4S moulded case circuit breaker (MCCB) designed to provide dependable overload and short circuit protection for low voltage electrical distribution systems. As part of the trusted ABB SACE Tmax XT series, it offers reliable four-pole protection for industrial, commercial and infrastructure applications.
This fixed four-pole MCCB incorporates a TMA thermomagnetic trip unit, delivering adjustable thermal overload protection together with adjustable instantaneous magnetic short circuit protection. Its front terminal configuration enables quick installation and maintenance within switchboards and industrial control panels.
Featuring a rated current of 80 A, a 160 A frame size, 690 V AC operating voltage and a 50 kA breaking capacity at 415 V AC, the ABB 1SDA068320R1 provides excellent protection for feeders, machinery, OEM equipment and low voltage distribution systems.
Key Advantages
- High quality ABB Tmax XT4S moulded case circuit breaker.
- 80 A rated current for industrial power distribution.
- Four-pole fixed MCCB with front terminals.
- TMA thermomagnetic release for overload and short circuit protection.
- Adjustable instantaneous trip setting from 400 to 800 A.
- 50 kA breaking capacity at 415 V AC.
- Compact XT4 frame simplifies switchboard installation.
- Manufactured to IEC 60947-2 standards.
Key Features
- ABB SACE Tmax XT4S series.
- Product code: 1SDA068320R1.
- Rated current: 80 A.
- 160 A frame size.
- Four-pole fixed configuration.
- TMA thermomagnetic trip unit.
- Thermal setting range: 56 to 80 A.
- Instantaneous trip setting: 400 to 800 A.
- Operating voltage: up to 690 V AC.
- Front terminal connections.
Reliable Protection for Industrial Power Distribution
The ABB Tmax XT4S range is designed to disconnect electrical circuits safely during overload and short circuit conditions, helping to protect cables, switchgear and connected equipment while maintaining reliable operation across industrial power distribution systems.
The ABB 1SDA068320R1 combines compact dimensions with a high interrupting capacity and adjustable thermomagnetic protection, making it suitable for modern switchboards, OEM machinery and demanding electrical installations.
Typical Applications
- Main and sub-distribution boards.
- Industrial switchboards.
- Commercial electrical installations.
- Four-pole power distribution circuits.
- Motor feeder protection.
- OEM machinery and control panels.
- Infrastructure projects.
- Low voltage electrical systems.
