Why Choose the ABB 1SDA100389R1 Moulded Case Circuit Breaker?
The ABB 1SDA100389R1 is a high-performance SACE Tmax XT5N moulded case circuit breaker (MCCB) engineered to provide dependable protection for electrical distribution systems in commercial and industrial installations. Designed to safeguard circuits against overloads and short circuits, this robust MCCB delivers reliable performance while supporting the continuity and safety of critical electrical infrastructure.
As part of the trusted ABB SACE Tmax XT series, the XT5N combines advanced thermomagnetic protection with a compact design, making it an excellent choice for panel builders, OEMs and electrical contractors. Its durable construction and compliance with IEC standards ensure long service life in demanding environments.
Featuring a 630 A rated current, 4-pole configuration and a 36 kA breaking capacity at 415 V AC, the ABB 1SDA100389R1 is ideal for protecting power distribution systems, switchboards and industrial equipment requiring dependable circuit protection.
Key Advantages
- High-performance moulded case circuit breaker for industrial and commercial power distribution.
- 630 A rated current for high-capacity electrical systems.
- 4-pole design provides complete protection including neutral.
- Reliable thermomagnetic (TMA) trip unit for overload and short-circuit protection.
- Fixed front terminal configuration for straightforward installation.
- Compact ABB SACE Tmax XT design optimises panel space.
Key Features
- ABB SACE Tmax XT5N series.
- 630 A rated current.
- 36 kA breaking capacity at 415 V AC.
- 4-pole fixed configuration.
- Thermomagnetic TMA trip unit.
- Front connection terminals.
- Neutral rated at 100% of phase current.
- Designed to IEC standards for low-voltage distribution.
Reliable Protection for Electrical Distribution Systems
The ABB XT5N moulded case circuit breaker is designed to detect overloads and short circuits before damage occurs to electrical equipment. Its thermomagnetic trip unit combines thermal overload protection with magnetic instantaneous short-circuit protection, ensuring dependable operation across a wide range of industrial and commercial applications.
The SACE Tmax XT range is widely specified for switchboards, distribution panels and machinery thanks to its robust construction, proven reliability and compatibility with modern electrical installations.
Typical Applications
- Industrial switchboards.
- Commercial electrical distribution panels.
- Manufacturing facilities.
- Motor control centres.
- OEM machinery and process equipment.
- Infrastructure and utility installations.
