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ABB SACE Emax 3 E6.3X 4000 ACB 4 Pole 4000A 150kA Ekip Aware LSI Withdrawable Moving Part
ABB 1SDA125809R1 Emax 3 E6.3X 4000 Ekip Aware LSI four-pole withdrawable air circuit breaker for high-current low-voltage power distribution.
£30,039.29
Why Choose the ABB 1SDA125809R1 Emax 3 E6.3X 4000 Ekip Aware LSI 4p WMP?
The ABB 1SDA125809R1 is a high-performance low-voltage air circuit breaker (ACB) designed for reliable protection and switching in demanding electrical distribution systems. As part of the advanced ABB SACE Emax 3 E6.3X series, this four-pole withdrawable circuit breaker combines a 4000 A rated current with an Ekip Aware LSI electronic trip unit for intelligent overcurrent protection.
The Emax 3 platform combines advanced protection, intelligent power management, sensing and connectivity capabilities for modern low-voltage power infrastructure. The Ekip Aware release provides intelligent protection functionality, while the withdrawable WMP configuration supports convenient inspection, maintenance and servicing.
With a rated current of 4000 A, a 150 kA short-circuit breaking capacity at 440 V AC and a 120 kA short-time withstand current for 1 s, the ABB 1SDA125809R1 is suited to high-current main distribution systems, industrial switchboards and critical electrical infrastructure requiring very high fault-interruption performance.
Key Advantages
- High-capacity ABB SACE Emax 3 air circuit breaker for low-voltage power distribution.
- 4000 A rated current for high-current electrical installations.
- Four-pole configuration for comprehensive circuit switching and protection.
- Ekip Aware LSI electronic protection for intelligent overcurrent protection.
- 150 kA short-circuit breaking capacity at 440 V AC.
- 120 kA short-time withstand current for 1 s.
- Withdrawable WMP configuration simplifies inspection, maintenance and replacement.
Key Features
- ABB SACE Emax 3 E6.3X series.
- 4000 A rated current.
- 4-pole circuit breaker.
- Ekip Aware LSI electronic trip unit.
- 150 kA Icu at 440 V AC.
- 120 kA Icw for 1 s.
- Withdrawable WMP mobile portion configuration.
- Advanced sensing, diagnostics and connectivity capabilities through the Emax 3 platform.
Intelligent Protection for High-Current Power Distribution
The ABB Emax 3 platform is engineered for modern low-voltage power distribution, combining advanced protection, measurement and connectivity functions in a robust air circuit breaker architecture. Its Ekip Aware technology provides intelligent monitoring and protection capabilities for demanding electrical installations.
The E6.3X 4000 frame is designed for high-current applications requiring very high interrupting and short-time withstand performance. The withdrawable WMP arrangement also supports practical maintenance procedures by allowing the mobile circuit-breaker portion to be withdrawn from its associated fixed assembly.
Typical Applications
- Main low-voltage distribution switchboards.
- Industrial power distribution systems.
- Commercial and infrastructure electrical installations.
- Large manufacturing and processing facilities.
- Critical power and high-availability electrical systems.
- Power distribution assemblies requiring very high breaking capacity and withdrawable circuit breakers.
Technical Specifications
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| Device Type | ACB | |
|---|---|---|
| Current | 4000 A | |
| Poles | 4-pole | |
| Phase | Three Phase | |
| Breaking Capacity | 150 kA | |
| Trip Unit | LSI | |
| Application | Power distribution | |
| Mounting Type | Withdrawable | |
| Manufacturer | ABB | |
| Series | SACE Emax 3 | |
| Frame size | E6.3X | |
| Model | E6.3X 4000 Ekip Aware LSI 4p WMP | |
| Product type | Low-voltage air circuit breaker | |
| Rated current (Iu) | 4000 A | |
| Number of poles | 4 | |
| Protection release | Ekip Aware LSI | |
| Breaking capacity (Icu) | 150 kA at 440 V AC | |
| Short-time withstand current (Icw) | 120 kA for 1 s | |
| Execution | Withdrawable | |
| Configuration | WMP | |
| HS Code | 85362090 |
Frequently Asked Questions
What is the ABB 1SDA125809R1 used for?
The ABB 1SDA125809R1 is a four-pole Emax 3 air circuit breaker designed for high-current low-voltage power distribution and circuit protection.
What is the rated current of the 1SDA125809R1?
The circuit breaker has a rated current of 4000 A.
What protection unit does the ABB 1SDA125809R1 use?
The circuit breaker is equipped with an Ekip Aware LSI electronic release providing long-time, short-time and instantaneous overcurrent protection.
What is the short-circuit breaking capacity?
The E6.3X 4000 version has a rated short-circuit breaking capacity of 150 kA at 440 V AC and a short-time withstand current of 120 kA for 1 s.
Is the ABB 1SDA125809R1 withdrawable?
Yes. The 1SDA125809R1 is specified as a four-pole WMP withdrawable configuration, supporting convenient maintenance and servicing of the circuit breaker.
Trusted by Electrical Engineers Worldwide
ABB SACE Emax 3 circuit breakers are engineered for intelligent, high-performance low-voltage power distribution, combining advanced protection, sensing and connectivity for demanding electrical infrastructure.
