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ABB SACE Emax 3 E4.3S 4000 ACB 4 Pole 4000A 85kA Ekip Aware LSI Withdrawable Moving Part
ABB 1SDA125784R1 is an Emax 3 E4.3S 4000 Ekip Aware LSI four-pole withdrawable moving part rated at 4000 A for high-capacity low-voltage power distribution and protection.
£23,780.48
Why Choose the ABB 1SDA125784R1?
The ABB 1SDA125784R1 is an Emax 3 E4.3S 4000 Ekip Aware LSI four-pole withdrawable moving part designed for high-capacity low-voltage power distribution and circuit protection applications.
With a rated current of 4000 A and Ekip Aware LSI electronic protection, this ABB SACE Emax 3 component provides long-time, short-time and instantaneous overcurrent protection for demanding industrial, commercial and infrastructure electrical systems.
As a WMP moving part for the E4.3S frame, the 1SDA125784R1 combines high-current switching capability, electronic protection and withdrawable construction for practical installation, maintenance and system management.
Key Advantages
- ABB SACE Emax 3 E4.3S platform for high-capacity low-voltage power distribution.
- 4000 A rated current for demanding electrical installations.
- Ekip Aware LSI electronic release with long-time, short-time and instantaneous protection.
- Four-pole configuration for comprehensive three-phase and neutral switching applications.
- Withdrawable moving-part configuration for convenient installation and maintenance.
- 85 kA ultimate short-circuit breaking capacity at 440 V.
- Four auxiliary contacts for integration with control, signalling and monitoring circuits.
Key Features
- Product family: ABB SACE Emax 3
- Frame size: E4.3S
- Rated current: 4000 A
- Protection unit: Ekip Aware LSI
- Poles: 4
- Execution: Withdrawable moving part (WMP)
- Protection functions: Long-time, short-time and instantaneous
- Auxiliary contacts: 4
- Order code: 1SDA125784R1
- EAN: 8056221263368
Power Distribution & Protection
The ABB Emax 3 E4.3S platform is designed for high-capacity low-voltage power distribution, providing dependable circuit protection for industrial facilities, infrastructure and large electrical installations. The 1SDA125784R1 moving part forms part of a withdrawable Emax 3 breaker arrangement, supporting practical equipment access and maintenance.
Its Ekip Aware LSI electronic protection unit combines long-time, short-time and instantaneous protection functions with the E4.3S frame's high-current capability and 85 kA ultimate short-circuit breaking capacity at 440 V. The four-pole configuration and auxiliary contacts also support integration into switchboards requiring comprehensive protection, signalling and control functionality.
Typical Applications
- Industrial power distribution switchboards
- Large commercial electrical installations
- Manufacturing and process plants
- Infrastructure and utility distribution systems
- High-capacity main and feeder protection
- Low-voltage distribution assemblies
- Power control and protection systems requiring withdrawable circuit breakers
Technical Specifications
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| Device Type | ACB | |
|---|---|---|
| Current | 4000 A | |
| Poles | 4-pole | |
| Phase | Three Phase | |
| Breaking Capacity | 85 kA | |
| Trip Unit | LSI | |
| Application | Power distribution | |
| Mounting Type | Withdrawable | |
| Manufacturer | ABB | |
| Series | SACE Emax 3 | |
| Type | E4.3S 4000 Ekip Aware LSI 4p WMP | |
| Rated uninterrupted current (Iu) | 4000 A | |
| Long-time current setting range (I1) | 1600–4000 A | |
| Instantaneous current setting range (I3) | 6000–60000 A | |
| Number of poles | 4 | |
| Short-circuit breaking capacity (Icu) | 85 kA at 440 V | |
| Short-time withstand current (Icw) | 66 kA for 1 s | |
| Configuration | Withdrawable moving part | |
| Auxiliary contacts | 4 | |
| EAN | 8056221263368 | |
| HS Code | 85362090 |
Frequently Asked Questions
What is the ABB 1SDA125784R1?
The ABB 1SDA125784R1 is an Emax 3 E4.3S 4000 Ekip Aware LSI four-pole withdrawable moving part rated at 4000 A.
What protection functions does the 1SDA125784R1 provide?
The Ekip Aware LSI release provides long-time, short-time and instantaneous overcurrent protection functions.
What is the short-circuit rating of the ABB 1SDA125784R1?
The E4.3S 4000 configuration has a rated ultimate short-circuit breaking capacity of 85 kA at 440 V and a short-time withstand current of 66 kA for 1 s.
How many poles does the ABB 1SDA125784R1 have?
The 1SDA125784R1 is a four-pole configuration designed for use within ABB SACE Emax 3 E4.3S withdrawable circuit-breaker systems.
What is the rated current of the 1SDA125784R1?
The ABB 1SDA125784R1 has a rated current of 4000 A, with an I1 long-time protection setting range of 1600–4000 A.
Trusted by Professionals for Power Distribution
ABB SACE Emax 3 circuit-breakers are engineered for reliable low-voltage power distribution, protection and control in demanding electrical installations.
