Standard delivery
£8 ex VAT · free over £200UK parcel delivery is £8 ex VAT, or free on orders over £200 ex VAT.
Heavier items may be charged at a weight-based or pallet rate, shown at checkout.
ABB SACE Emax 3 E2.3H 1250 ACB 4 Pole 1250A 100kA Ekip Aware LSIG Fixed Rear Terminals
ABB 1SDA128880R1 Emax 3 air circuit breaker with 1250 A rating, Ekip Aware LSIG protection and four-pole fixed configuration for low-voltage electrical distribution systems.
£7,203.24
Why Choose the ABB 1SDA128880R1 Emax 3 Air Circuit Breaker?
The ABB 1SDA128880R1 is an advanced air circuit breaker (ACB) designed for reliable protection, switching and intelligent management of low-voltage electrical distribution systems. As part of the next-generation ABB SACE Emax 3 series, it combines high-performance circuit protection with intelligent monitoring, advanced connectivity and flexible integration for modern power infrastructure.
The Emax 3 platform is designed to provide intelligent power management through advanced sensing, electronic protection, communication capabilities and enhanced operational visibility. It supports modern electrical networks where safety, reliability and digital integration are essential.
With an E2.3H frame size, 1250 A rated current, Ekip Aware LSIG electronic trip unit and four-pole fixed configuration with horizontal rear terminals, the ABB 1SDA128880R1 is suitable for industrial switchgear, main distribution boards and critical power distribution applications.
Key Advantages
- Advanced ABB SACE Emax 3 air circuit breaker technology for modern low-voltage systems.
- 1250 A rated current suitable for high-capacity electrical distribution applications.
- Ekip Aware LSIG protection for comprehensive circuit monitoring and fault protection.
- Four-pole fixed configuration for applications requiring neutral conductor switching.
- Intelligent connectivity and monitoring capabilities for energy management systems.
- Reliable protection solution for industrial, commercial and infrastructure installations.
Key Features
- ABB SACE Emax 3 series air circuit breaker.
- E2.3H 1250 frame configuration.
- Ekip Aware LSIG electronic trip unit.
- 1250 A rated uninterrupted current.
- Four-pole fixed execution.
- Horizontal rear terminal connection.
- Long-time, short-time, instantaneous and ground fault protection functions.
- Compatible with ABB digital monitoring and communication solutions.
Reliable Protection for Industrial Power Distribution
Air circuit breakers protect critical electrical systems by monitoring current conditions and safely interrupting circuits during overloads or short-circuit events. The ABB Emax 3 range combines advanced protection with intelligent measurement and communication features to improve system reliability and operational control.
Designed for modern electrical infrastructure, Emax 3 circuit breakers support industrial automation, energy management and smart distribution applications through scalable connectivity and advanced diagnostics.
Typical Applications
- Industrial power distribution systems.
- Main low-voltage switchboards.
- Manufacturing plants and processing facilities.
- Commercial building electrical infrastructure.
- Energy management and monitoring installations.
- Critical power and industrial automation systems.
Technical Specifications
Tick the specs you need, then view products that match.
| Trip Unit | LSIG | |
|---|---|---|
| Device Type | ACB | |
| Current | 1250 A | |
| Poles | 4-pole | |
| Phase | Three Phase | |
| Breaking Capacity | 100 kA | |
| Application | Power distribution | |
| Mounting Type | Fixed | |
| Manufacturer | ABB | |
| Series | SACE Emax 3 | |
| Model | 1SDA128880R1 | |
| Product type | Air circuit breaker (ACB) | |
| Frame size | E2.3H | |
| Rated current | 1250 A | |
| Trip unit | Ekip Aware LSIG | |
| Number of poles | 4 | |
| Installation type | Fixed | |
| Terminal type | Horizontal rear terminals | |
| HS Code | 85362090 |
Frequently Asked Questions
What is the ABB 1SDA128880R1 used for?
The ABB 1SDA128880R1 is an Emax 3 air circuit breaker used for protection and switching in low-voltage electrical distribution systems.
What is the rated current of this circuit breaker?
The ABB 1SDA128880R1 has a rated current of 1250 A.
Which trip unit is fitted to this breaker?
The breaker is fitted with an Ekip Aware LSIG electronic trip unit providing advanced protection functions.
How many poles does the ABB 1SDA128880R1 have?
This model features a four-pole fixed configuration.
Where is this breaker typically installed?
The ABB 1SDA128880R1 is typically installed in low-voltage switchgear, main distribution boards and industrial electrical systems.
Trusted by Electrical Engineers Worldwide
ABB SACE Emax 3 air circuit breakers are used by electrical engineers and system integrators to deliver dependable protection, intelligent monitoring and efficient control across modern low-voltage distribution networks.
