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ABB SACE Emax 3 E4.3N 4000 ACB 3 Pole 4000A 66kA Ekip Aware LI Fixed Rear Terminals
ABB 1SDA124917R1 is an Emax 3 E4.3N 4000 Ekip Aware LI 3-pole fixed air circuit breaker with a 4000 A rated current for high-current low-voltage power distribution and protection.
£13,602.93
Why Choose the ABB 1SDA124917R1?
The ABB 1SDA124917R1 is an SACE Emax 3 E4.3N 4000 Ekip Aware LI 3-pole fixed air circuit breaker designed for high-current low-voltage power distribution and circuit protection applications.
With a 4000 A rated current and Ekip Aware electronic trip unit, this air circuit breaker provides dependable long-time overload and instantaneous short-circuit protection for demanding electrical installations.
The fixed 3-pole configuration with rear horizontal terminals enables practical integration into compatible switchboards and distribution assemblies where high-capacity protection and reliable switching performance are required.
Key Advantages
- 4000 A rated current for high-capacity power distribution systems
- Ekip Aware electronic release for advanced protection and monitoring
- LI protection combining long-time overload and instantaneous short-circuit protection
- 3-pole fixed construction for secure and consistent switchboard installation
- Rear horizontal terminals for practical connection within compatible assemblies
- 66 kA Icu at 440 V AC for high short-circuit interruption capability
- Designed for demanding industrial and commercial low-voltage distribution applications
Key Features
- ABB SACE Emax 3 E4.3N series air circuit breaker
- Order code: 1SDA124917R1
- Rated current: 4000 A
- 3-pole fixed version
- Ekip Aware electronic trip unit
- LI protection functions
- Rear horizontal connection configuration
- Four auxiliary contacts and open/closed position indication
High-Current Power Distribution and Protection
The ABB 1SDA124917R1 combines the high-current capability of the Emax 3 E4.3N platform with an Ekip Aware electronic trip unit. Its LI protection functions provide long-time protection against overload conditions together with instantaneous operation during high-current short-circuit events.
The fixed 3-pole construction and rear horizontal terminal arrangement make this air circuit breaker suitable for switchboards, distribution panels and other low-voltage power systems requiring protection at currents up to 4000 A.
Typical Applications
- Low-voltage main distribution switchboards
- Industrial power distribution systems
- Commercial electrical distribution equipment
- High-current feeder protection
- Manufacturing and process plants
- Large building electrical infrastructure
- Power distribution and energy management installations
Technical Specifications
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| Trip Unit | LI | |
|---|---|---|
| Device Type | ACB | |
| Current | 4000 A | |
| Poles | 3-pole | |
| Phase | Three Phase | |
| Breaking Capacity | 66 kA | |
| Application | Power distribution | |
| Mounting Type | Fixed | |
| Manufacturer | ABB | |
| Product series | SACE Emax 3 | |
| Product type | E4.3N 4000 Ekip Aware LI 3p FHR | |
| Order code | 1SDA124917R1 | |
| Rated current (Iu) | 4000 A | |
| Number of poles | 3 | |
| Installation | Fixed | |
| Trip unit | Ekip Aware | |
| Protection | LI | |
| Long-time current setting (I1) | 1600–4000 A | |
| Instantaneous current setting (I3) | 6000–60000 A | |
| Rated ultimate short-circuit breaking capacity (Icu) | 66 kA at 440 V AC | |
| Rated short-time withstand current (Icw) | 66 kA for 1 s | |
| Connection | Rear horizontal terminals | |
| Auxiliary contacts | 4 | |
| Position indication | Open/closed | |
| EAN | 8056221254694 | |
| HS Code | 85362090 |
Frequently Asked Questions
What is the ABB 1SDA124917R1?
The ABB 1SDA124917R1 is an SACE Emax 3 E4.3N 4000 Ekip Aware LI 3-pole fixed air circuit breaker with a 4000 A rated current.
What protection functions does the 1SDA124917R1 provide?
The ABB 1SDA124917R1 provides LI protection, combining long-time overload protection with instantaneous short-circuit protection.
What is the rated current of the ABB 1SDA124917R1?
The ABB 1SDA124917R1 has a rated current of 4000 A, with a long-time current setting range of 1600–4000 A.
Is the ABB 1SDA124917R1 fixed or withdrawable?
The ABB 1SDA124917R1 is supplied as a 3-pole fixed air circuit breaker with rear horizontal terminals.
Where can the ABB 1SDA124917R1 be used?
The ABB 1SDA124917R1 is suitable for high-current low-voltage distribution applications including industrial switchboards, commercial installations, manufacturing facilities and main feeder protection.
Trusted by Engineers for High-Performance Power Distribution
The ABB 1SDA124917R1 combines 4000 A switching capability, Ekip Aware electronic protection and a robust fixed Emax 3 construction for dependable protection in demanding low-voltage power distribution systems.
