Why Choose the ABB 1SDA068084R1 Tmax XT4N MCCB?
The ABB 1SDA068084R1 is a dependable SACE Tmax XT4N moulded case circuit breaker (MCCB) designed for overload and short-circuit protection in industrial and commercial low-voltage electrical systems. As part of the trusted ABB Tmax XT circuit breaker range, it provides reliable protection for distribution panels, switchgear, machinery and control panel applications.
This MCCB features a fixed three-pole design with front terminals, making it suitable for panel builders, OEMs and electrical contractors requiring compact and robust circuit protection. Its TMA thermomagnetic release combines adjustable thermal overload protection with magnetic short-circuit protection, helping safeguard cables, connected equipment and electrical infrastructure.
With a rated current of 50 A, an adjustable magnetic trip setting of 250–500 A and a short-circuit breaking capacity of 36 kA at 415 V AC, the ABB 1SDA068084R1 is well suited to power distribution panels, machinery circuits, automation systems and industrial electrical installations.
Key Advantages
- Reliable ABB Tmax XT4N moulded case circuit breaker for low-voltage protection.
- 50 A rated current for industrial and commercial electrical systems.
- Three-pole fixed MCCB with front terminal connections.
- TMA thermomagnetic release for overload and short-circuit protection.
- 250–500 A magnetic trip setting for rapid fault interruption.
- 36 kA breaking capacity at 415 V AC for dependable protection performance.
Key Features
- ABB SACE Tmax XT4N series.
- 50 A rated current.
- Three-pole MCCB configuration.
- TMA thermomagnetic trip unit.
- Magnetic trip setting: 250–500 A.
- 690 V AC rated operational voltage.
- Fixed version with front terminals.
- Designed for IEC low-voltage circuit protection applications.
Reliable Protection for Low Voltage Power Systems
Moulded case circuit breakers such as the ABB 1SDA068084R1 are used to protect electrical circuits from damaging overloads and short-circuit currents. The thermomagnetic release combines thermal protection for sustained overload conditions with magnetic tripping for rapid response to high fault currents.
The ABB Tmax XT range is widely used in industrial switchboards, distribution panels, machine control systems and commercial installations. Its compact construction, proven protection technology and strong breaking capacity make it a dependable choice for modern low-voltage electrical protection.
Typical Applications
- Industrial power distribution systems.
- Electrical switchboards and panel boards.
- Control panels and machinery circuits.
- OEM equipment and automation systems.
- Commercial electrical installations.
- Feeder and branch circuit protection.
