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ABB SACE Emax 3 E6.3H/f 4000 ACB 4 Pole 4000A 100kA Ekip Aware LI Withdrawable Moving Part 100% Neutral
ABB 1SDA125843R1 is a 4000 A four-pole Emax 3 E6.3H/f withdrawable air circuit breaker with Ekip Aware LI protection for high-current low-voltage power distribution.
£26,896.66
Why Choose the ABB 1SDA125843R1 Emax 3 E6.3H/f 4000 Ekip Aware LI 4p WMP?
The ABB 1SDA125843R1 is a high-performance low-voltage air circuit breaker designed for reliable protection and switching of high-current electrical distribution systems. As part of the advanced ABB SACE Emax 3 circuit breaker series, this withdrawable breaker combines intelligent Ekip Aware protection technology with high short-circuit performance for demanding power distribution applications.
The Emax 3 E6.3H/f platform is engineered for high-current installations where dependable circuit protection, operational continuity and advanced monitoring are essential. The Ekip Aware LI trip unit provides long-time and instantaneous protection functions, while the withdrawable WMP configuration supports practical installation, operation and maintenance within compatible switchgear.
With a rated current of 4000 A, four poles and an Ekip Aware LI protection function, the 1SDA125843R1 is suited to major low-voltage switchboards and power distribution systems. Its E6.3H/f configuration provides an interrupting capacity of 100 kA at 440 V AC, with a short-time withstand current of 100 kA for 1 s.
Key Advantages
- High-capacity SACE Emax 3 air circuit breaker for power distribution.
- 4000 A rated current for high-current electrical installations.
- Four-pole configuration for comprehensive circuit switching and protection.
- 100 kA interrupting capacity at 440 V AC.
- 100 kA short-time withstand current for 1 s.
- Intelligent Ekip Aware LI protection for advanced circuit protection.
- Withdrawable WMP moving portion for practical switchboard installation and maintenance.
Key Features
- ABB SACE Emax 3 E6.3H/f series.
- 4000 A rated current.
- Four-pole circuit breaker.
- Ekip Aware LI protection trip unit.
- 100 kA Icu at 440 V AC.
- 100 kA Icw for 1 s.
- Withdrawable WMP configuration.
- Designed for high-current low-voltage power distribution systems.
Advanced Protection for High-Current Power Distribution
Air circuit breakers such as the ABB Emax 3 provide controlled switching and protection for low-voltage electrical distribution systems. The E6.3H/f platform is designed for high-current applications where substantial fault levels and continuous operational requirements demand robust circuit protection.
The integrated Ekip Aware LI protection system combines long-time and instantaneous protection functions for dependable circuit protection. The withdrawable configuration allows the breaker to be positioned within compatible switchgear for efficient operation and maintenance, while the Emax 3 platform supports advanced digitalisation and connectivity for modern electrical distribution systems.
Typical Applications
- High-current low-voltage switchboards.
- Main incoming and outgoing feeders.
- Industrial power distribution systems.
- Large commercial and infrastructure electrical installations.
- Data centre and critical power distribution systems.
- Power generation and energy distribution installations.
- Industrial electrical protection and switching systems.
Technical Specifications
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| Device Type | ACB | |
|---|---|---|
| Current | 4000 A | |
| Poles | 4-pole | |
| Phase | Three Phase | |
| Breaking Capacity | 100 kA | |
| Trip Unit | LI | |
| Application | Power distribution | |
| Mounting Type | Withdrawable | |
| Manufacturer | ABB | |
| Series | SACE Emax 3 | |
| Model | 1SDA125843R1 | |
| Product type | Low-voltage air circuit breaker | |
| Breaker type | E6.3H/f 4000 Ekip Aware LI 4p WMP | |
| Rated current | 4000 A | |
| Number of poles | 4 | |
| Protection unit | Ekip Aware LI | |
| Ultimate short-circuit breaking capacity (Icu) | 100 kA at 440 V AC | |
| Short-time withstand current (Icw) | 100 kA for 1 s | |
| Execution | Withdrawable | |
| Configuration | WMP moving portion | |
| HS Code | 85362090 |
Frequently Asked Questions
What is the ABB 1SDA125843R1 used for?
The ABB 1SDA125843R1 is a high-current four-pole Emax 3 air circuit breaker designed for protection and switching in low-voltage power distribution systems.
What is the rated current of the ABB 1SDA125843R1?
The breaker has a rated current of 4000 A, making it suitable for high-capacity electrical distribution applications.
What protection function does this breaker use?
The 1SDA125843R1 is equipped with an Ekip Aware LI protection unit providing long-time and instantaneous protection functions.
What is the interrupting capacity of the E6.3H/f 4000 breaker?
The ABB E6.3H/f 4000 configuration provides an Icu of 100 kA at 440 V AC.
What does the WMP configuration mean?
The WMP configuration identifies the withdrawable moving portion of the Emax 3 circuit breaker, allowing the breaker to be installed within compatible switchgear and withdrawn for maintenance.
Trusted by Power Distribution Professionals Worldwide
ABB SACE Emax 3 circuit breakers are designed for demanding low-voltage power distribution systems, combining high-current switching capability, intelligent protection and advanced connectivity for modern electrical infrastructure.
