Why Choose the ABB Emax 3 E1.3B 630 Ekip Aware LSI 3p WMP?
The ABB 1SDA125302R1 is an Emax 3 E1.3B 630 air circuit breaker designed for low-voltage power distribution protection in industrial and commercial electrical installations. This three-pole withdrawable circuit breaker combines a 630 A rated current with an Ekip Aware LSI electronic release providing long-time, short-time and instantaneous overcurrent protection.
As part of the ABB SACE Emax 3 air circuit breaker series, the 1SDA125302R1 provides reliable circuit protection and switching for electrical distribution systems. Its WMP withdrawable configuration supports applications where circuit breaker removal and maintenance flexibility are required.
With a 630 A rated current, three-pole configuration and E1.3B protection class, the 1SDA125302R1 is suitable for demanding low-voltage distribution applications requiring electronic LSI protection and dependable short-circuit interruption performance.
Key Advantages
- High-performance air circuit breaker for low-voltage power distribution.
- 630 A rated current for industrial and commercial distribution systems.
- Three-pole withdrawable configuration for convenient installation and maintenance.
- Ekip Aware LSI electronic release with long-time, short-time and instantaneous protection functions.
- 42 kA rated ultimate short-circuit breaking capacity at 400 V AC.
- Withdrawable WMP construction for flexible switchboard integration.
- Designed for dependable protection of feeders, distribution circuits and electrical equipment.
- Part of the modular ABB SACE Emax 3 air circuit breaker platform.
Key Features
- ABB SACE Emax 3 E1.3B air circuit breaker.
- 630 A rated current.
- Three-pole configuration.
- Withdrawable WMP construction.
- Ekip Aware LSI electronic release.
- Long-time, short-time and instantaneous overcurrent protection.
- 42 kA Icu at 400 V AC.
- Designed for integration into low-voltage distribution switchboards.
- Suitable for applications requiring accessible and maintainable circuit protection.
Reliable Low-Voltage Distribution Protection
Air circuit breakers such as the ABB Emax 3 E1.3B provide protection for low-voltage electrical distribution systems by detecting and interrupting abnormal current conditions. The Ekip Aware LSI electronic release combines long-time overload, short-time and instantaneous short-circuit protection functions to help protect conductors, switchgear and connected equipment.
The 1SDA125302R1 combines a 630 A current rating with a three-pole withdrawable WMP configuration, providing a practical solution for suitably engineered distribution boards and switchboards. Its 42 kA short-circuit breaking capacity at 400 V AC supports reliable protection in a wide range of industrial and commercial electrical distribution applications.
Typical Applications
- Industrial low-voltage distribution switchboards.
- Commercial building electrical distribution.
- Feeder and outgoing circuit protection.
- Manufacturing and processing facilities.
- Electrical infrastructure and plant distribution boards.
- Main and sub-distribution panels.
- Applications requiring withdrawable circuit breaker maintenance.
