Why Choose the ABB 1SDA125239R1?
The ABB 1SDA125239R1 is an Emax 3 E6.3H 6300 Ekip Aware LI 4-pole FHR air circuit breaker designed for high-capacity protection and switching in demanding low-voltage power distribution systems. With a rated current of 6300 A, this fixed circuit breaker is suited to high-current main distribution and feeder protection applications.
Featuring an Ekip Aware LI electronic release, the 1SDA125239R1 provides long-time and instantaneous overcurrent protection functions with configurable electronic protection. Its four-pole construction supports comprehensive circuit management in compatible electrical distribution systems.
As part of ABB's SACE Emax 3 family, the 1SDA125239R1 combines the E6.3H frame with a 6300 A rating and fixed FHR configuration. It is designed for demanding switchboards, industrial power distribution systems and other high-capacity low-voltage installations.
Key Advantages
- 6300 A rated current: Designed for high-capacity low-voltage power distribution applications.
- Ekip Aware LI protection: Provides long-time and instantaneous overcurrent protection functions.
- Four-pole configuration: Provides four-pole switching and protection for compatible distribution systems.
- E6.3H frame: Provides a high-capacity platform for demanding power distribution applications.
- Fixed FHR configuration: Suitable for compatible switchboards and distribution assemblies.
- Electronic protection: Supports configurable protection for demanding electrical installations.
- SACE Emax 3 platform: Part of ABB's high-capacity air circuit breaker range for low-voltage power distribution.
Key Features
- ABB SACE Emax 3 air circuit breaker
- E6.3H frame size
- 6300 A rated current
- Ekip Aware LI electronic release
- Long-time and instantaneous protection functions
- Four-pole construction
- Fixed FHR configuration
- 100 kA ultimate short-circuit breaking capacity at 440 V
- 100 kA short-time withstand current for 1 s
- Designed for high-capacity low-voltage power distribution
High-Capacity Power Distribution Protection
The ABB 1SDA125239R1 is designed for high-current electrical distribution systems where dependable switching and configurable electronic protection are required. Its 6300 A rating and E6.3H frame make it suitable for high-capacity main and feeder applications, while the Ekip Aware LI release provides long-time and instantaneous overcurrent protection. The four-pole fixed FHR configuration is suited to compatible industrial and commercial switchboards and low-voltage power distribution assemblies.
Typical Applications
- High-capacity low-voltage switchboards
- Main incomer circuit protection
- Industrial power distribution systems
- High-current feeder protection
- Commercial electrical distribution installations
- Power generation and distribution infrastructure
- Transformer and generator distribution systems
- Industrial electrical equipment assemblies
