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ABB SACE Emax 3 E2.3H 1250 ACB 3 Pole 1250A 100kA Ekip Aware LSI Fixed Rear Terminals
The ABB 1SDA124828R1 is an E2.3H 1250 three-pole fixed Emax 3 air circuit breaker with Ekip Aware LSI electronic protection, 1250 A rated current and rear horizontal connections.
£5,356.61
ABB 1SDA124828R1 E2.3H 1250 Ekip Aware LSI 3P FHR Air Circuit Breaker
The ABB 1SDA124828R1 is an Emax 3 E2.3H 1250 air circuit breaker featuring an Ekip Aware LSI electronic trip unit, three-pole fixed construction and rear horizontal connections for reliable low-voltage power distribution.
With a rated current of 1250 A and a rated service voltage of up to 690 V AC, this SACE Emax 3 circuit breaker provides LSI protection functions for demanding industrial and commercial electrical distribution systems.
The fixed FHR configuration includes rear-mounted horizontal terminals, four auxiliary contacts and an IP30 enclosure rating, making the ABB 1SDA124828R1 suitable for switchboards, main distribution boards and high-capacity feeder applications.
Key Advantages
- 1250 A rated current for high-capacity power distribution.
- Ekip Aware electronic trip unit with LSI protection functions.
- Three-pole fixed configuration for straightforward switchboard installation.
- High interrupting capability up to 100 kA at the applicable test voltage.
- Rear horizontal terminal arrangement for practical panel integration.
- Four auxiliary contacts for additional control and signalling functions.
- IP30 protection rating for the complete device.
Key Features
- ABB SACE Emax 3 E2.3H air circuit breaker.
- Order code: 1SDA124828R1.
- Ekip Aware LSI electronic release.
- Long-time, short-time and instantaneous protection functions.
- 1250 A rated current.
- 690 V AC rated voltage.
- 3-pole fixed construction.
- Rear horizontal connections.
- Four auxiliary contacts.
- Integrated open/closed position indication.
- Push-button operating arrangement with bolt connection.
Reliable High-Capacity Circuit Protection
The ABB 1SDA124828R1 combines the Emax 3 platform with Ekip Aware electronic protection to provide controlled interruption and protection for high-current distribution circuits. Its LSI protection arrangement allows the breaker to address overload and short-circuit conditions through configurable long-time, short-time and instantaneous functions.
The E2.3H 1250 frame is designed for high-performance low-voltage distribution, while the fixed three-pole construction and rear horizontal terminals simplify integration into compatible switchboards. The four auxiliary contacts provide additional possibilities for breaker status signalling and control-system interfacing.
Typical Applications
- Main low-voltage distribution boards.
- Industrial power distribution systems.
- Commercial electrical switchboards.
- High-current feeder protection.
- Manufacturing and process installations.
- Infrastructure and building power systems.
- Power distribution and electrical protection assemblies.
Technical Specifications
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| Trip Unit | LSI | |
|---|---|---|
| Device Type | ACB | |
| Current | 1250 A | |
| Poles | 3-pole | |
| Phase | Three Phase | |
| Breaking Capacity | 100 kA | |
| Application | Power distribution | |
| Mounting Type | Fixed | |
| Manufacturer | ABB | |
| Product family | SACE Emax 3 | |
| Series | E2.3H | |
| Order code | 1SDA124828R1 | |
| Rated current | 1250 A | |
| Rated voltage | 690 V AC | |
| Mounting configuration | Fixed | |
| Trip unit | Ekip Aware | |
| Protection | LSI | |
| Long-time protection setting I1 | 500–1250 A | |
| Instantaneous protection setting I3 | 1875–18750 A | |
| Short-circuit interrupting capability | 100 kA | |
| Terminal arrangement | Rear horizontal | |
| Auxiliary contacts | 4 | |
| Protection rating | IP30 | |
| EAN | 8056221253802 | |
| HS Code | 85362090 |
Frequently Asked Questions
What is the ABB 1SDA124828R1?
The ABB 1SDA124828R1 is an Emax 3 E2.3H 1250 three-pole fixed air circuit breaker with an Ekip Aware LSI electronic trip unit.
What is the rated current of the 1SDA124828R1?
The ABB 1SDA124828R1 has a rated current of 1250 A.
What protection functions does the Ekip Aware LSI release provide?
The Ekip Aware LSI release provides long-time, short-time and instantaneous protection functions for managing overload and short-circuit conditions.
How many poles does the ABB 1SDA124828R1 have?
The 1SDA124828R1 is a three-pole fixed circuit breaker with rear horizontal connections.
Where can the ABB 1SDA124828R1 be used?
The 1SDA124828R1 is suitable for high-capacity low-voltage distribution applications including industrial switchboards, commercial distribution systems and high-current feeder circuits.
Trusted for Industrial Power Distribution
The ABB 1SDA124828R1 E2.3H 1250 Ekip Aware LSI 3P FHR combines high-current switching capacity, electronic LSI protection and a fixed rear-horizontal configuration for dependable integration into demanding low-voltage power distribution systems.
