Why Choose the ABB E2.3H 800 Ekip Aware LSI 4p WMP?
The ABB 1SDA125659R1 is an E2.3H 800 A SACE Emax 3 withdrawable air circuit breaker moving part, configured with an Ekip Aware LSI trip unit and four poles. It is designed for reliable protection and controlled switching in demanding low-voltage power distribution systems.
With an 800 A rated current, 690 V AC service capability and a high short-circuit performance of 100 kA Icu at 440 V, the E2.3H platform provides robust protection for industrial and commercial electrical installations. The LSI protection configuration provides adjustable long-time, short-time and instantaneous overcurrent protection.
The withdrawable moving-part construction supports practical installation, inspection and maintenance, while the integrated Ekip Aware electronic protection unit provides accurate adjustable protection parameters. The four-pole configuration is suitable for systems where neutral conductor switching and protection are required.
Key Advantages
- 800 A rated current for high-capacity low-voltage distribution.
- Four-pole configuration for comprehensive circuit control.
- Ekip Aware LSI electronic trip unit for adjustable overcurrent protection.
- 100 kA Icu at 440 V for high fault-current interruption capability.
- 85 kA Icw for 1 s for enhanced short-time withstand performance.
- Withdrawable moving-part design simplifies inspection, servicing and replacement.
- Integrated position indication supports clear operational status identification.
- Four auxiliary contacts are included for status and control circuit integration.
Key Features
- ABB SACE Emax 3 E2.3H series.
- Order code: 1SDA125659R1.
- Ekip Aware LSI electronic trip unit.
- 800 A rated current.
- 4-pole withdrawable moving part (WMP) configuration.
- Long-time protection adjustment: 320–800 A.
- Short-time protection adjustment: 480–8000 A.
- Instantaneous protection adjustment: 1200–12000 A.
- Four auxiliary change-over contacts.
- Open/closed position indication.
- High-interrupting-capacity E2.3H construction.
High-Capacity Protection for Industrial Power Distribution
The ABB E2.3H 800 Ekip Aware LSI 4p WMP is engineered for high-capacity electrical distribution where dependable interruption and adjustable protection are essential. Its E2.3H breaking-capacity class combines an 800 A frame rating with 100 kA Icu at 440 V and 85 kA Icw for 1 s, making it suitable for installations exposed to substantial prospective fault currents.
The withdrawable architecture also supports maintenance-oriented switchboard design. The Ekip Aware LSI trip unit provides adjustable long-time, short-time and instantaneous protection, while the four-pole construction and auxiliary contacts facilitate integration into distribution and control systems.
Typical Applications
- Industrial main distribution switchboards.
- Commercial building power distribution.
- Manufacturing and process plant electrical systems.
- High-capacity feeder protection.
- Low-voltage switchgear and distribution assemblies.
- Data centre and critical-power distribution infrastructure.
- Infrastructure and utility electrical installations.
- Systems requiring withdrawable air circuit breaker technology.
