Why Choose the ABB 1SDA068535R1 SACE Tmax XT4H MCCB?
The ABB 1SDA068535R1 is a robust SACE Tmax XT4H moulded case circuit breaker (MCCB) designed for reliable protection in low voltage power distribution systems. Part of ABB’s advanced Tmax XT circuit breaker range, this fixed four-pole breaker provides high-performance overload and short-circuit protection for industrial, commercial and infrastructure applications.
This model is fitted with an Ekip Dip LS/I solid-state electronic release, offering long-time, short-time and instantaneous protection functions for improved selectivity and dependable circuit protection. Its front terminal fixed configuration supports straightforward installation within switchboards, distribution boards and electrical control panels.
With a rated current of 250 A, a 690 V AC rated operational voltage and a high breaking capacity of 70 kA at 415 V AC, the ABB 1SDA068535R1 is well suited to demanding installations where safety, continuity and electrical performance are essential.
Key Advantages
- High-performance ABB SACE Tmax XT4H moulded case circuit breaker.
- 250 A rated current for demanding power distribution applications.
- Four-pole fixed configuration for three-phase and neutral protection.
- Ekip Dip LS/I electronic trip unit for precise circuit protection.
- 70 kA breaking capacity at 415 V AC for strong fault interruption performance.
- Compact XT4 frame design for efficient switchboard installation.
Key Features
- ABB SACE Tmax XT series.
- XT4H 250 frame moulded case circuit breaker.
- 250 A rated current.
- Four-pole fixed breaker.
- Ekip Dip LS/I solid-state electronic release.
- 690 V AC rated operational voltage.
- Front terminal connection.
- Designed for industrial and commercial low voltage power distribution.
Reliable Protection for Low Voltage Distribution
Moulded case circuit breakers such as the ABB 1SDA068535R1 are used to protect electrical systems from overloads and short-circuit faults. By automatically disconnecting faulty circuits, they help protect cables, switchgear, machinery and downstream electrical equipment from damage.
The XT4H frame offers high short-circuit performance in a compact design, while the Ekip Dip LS/I electronic release provides adjustable protection characteristics for improved selectivity across power distribution networks. This makes the breaker suitable for installations where dependable operation and system coordination are critical.
Typical Applications
- Industrial low voltage switchboards.
- Commercial power distribution panels.
- Motor control centres and machinery panels.
- Building services electrical systems.
- Manufacturing and process control installations.
- Transformer, generator and feeder circuit protection.
