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.
1SDA072174R1 ABB E1.2B 1250 Ekip Touch LI 3p WMP Air Circuit Breaker
ABB 1SDA072174R1 Emax 2 E1.2B 1250 three-pole withdrawable air circuit breaker moving part with a 1250 A rated current, 42 kA short-circuit breaking capacity and Ekip Touch LI electronic protection.
£2,783.72
Why Choose the ABB E1.2B 1250 Ekip Touch LI 3p WMP Air Circuit Breaker?
The ABB E1.2B 1250 Ekip Touch LI 3p WMP, order code 1SDA072174R1, is a withdrawable Emax 2 air circuit breaker (ACB) moving part designed for protection, switching and isolation in low-voltage electrical distribution systems. As part of the ABB SACE Emax 2 series, this three-pole unit combines a 1250 A rated current with an Ekip Touch LI electronic trip unit for intelligent overload and instantaneous short-circuit protection.
The compact E1.2B platform is designed for industrial and commercial switchboards requiring dependable fault interruption and efficient use of panel space. Its Ekip Touch LI electronic release provides long-time and instantaneous protection functions, while the touchscreen interface supports intuitive configuration, monitoring and interaction with the circuit breaker.
With a 1250 A rated current, a three-pole configuration, a rated operational voltage of up to 690 V AC and a 42 kA short-circuit breaking capacity, the E1.2B 1250 provides robust protection for demanding distribution applications. The WMP withdrawable moving-part configuration is designed for installation with the corresponding Emax 2 fixed part, supporting convenient isolation, testing and maintenance.
Key Advantages
- Compact ABB Emax 2 air circuit breaker for low-voltage power distribution.
- 1250 A rated current for demanding industrial and commercial distribution circuits.
- 42 kA short-circuit breaking capacity for dependable fault interruption.
- Three-pole configuration for three-phase electrical systems.
- Advanced Ekip Touch LI electronic trip unit.
- Long-time protection against sustained overload conditions.
- Instantaneous protection provides rapid interruption of severe short circuits.
- Touchscreen interface simplifies protection configuration and monitoring.
- Designed for integration with automation and energy-management systems.
- Withdrawable moving-part construction supports convenient isolation, inspection and maintenance.
Key Features
- ABB SACE Emax 2 E1.2B air circuit breaker moving part.
- 1250 A rated current.
- Three-pole (3P) configuration.
- 690 V AC rated operational voltage.
- 42 kA short-circuit breaking capacity.
- 42 kA rated short-time withstand current for 1 s.
- Ekip Touch LI electronic protection release.
- Long-time overload protection with adjustable current threshold.
- Instantaneous short-circuit protection for rapid fault interruption.
- 0.4–1 × In long-time overload adjustment range.
- Touchscreen interface for intuitive protection settings and operation.
- Advanced measurement and monitoring capabilities through the Ekip Touch platform.
- Withdrawable moving part (WMP) for switchboard applications.
- Designed for use with the corresponding Emax 2 fixed part.
Intelligent LI Protection for Low-Voltage Power Distribution
The ABB Emax 2 E1.2B provides switching, isolation and protection for important circuits within low-voltage electrical distribution systems. Its 1250 A current rating, operation at up to 690 V AC and 42 kA short-circuit performance make this model suitable for incoming supplies, distribution feeders and other applications where dependable interruption of overload and short-circuit conditions is required.
The Ekip Touch LI trip unit combines adjustable long-time overload protection with instantaneous short-circuit protection. The long-time threshold can be configured across 0.4–1 × In, allowing the protection to be matched to the requirements of the installation, while the instantaneous function provides rapid response to severe short circuits. Together with the Ekip Touch interface and withdrawable Emax 2 construction, these capabilities provide an intelligent and maintainable solution for modern low-voltage switchboards.
Typical Applications
- Low-voltage distribution switchboards.
- Industrial power distribution systems.
- Commercial building electrical distribution.
- Incoming and outgoing feeder protection.
- Manufacturing and production facilities.
- Infrastructure electrical systems.
- Process and automation installations.
- High-current distribution circuits up to 1250 A.
- Systems requiring intelligent overload and instantaneous short-circuit protection.
- Withdrawable switchgear requiring convenient isolation and maintenance.
Technical Specifications
| Product group | Emax2 Air Circuit Breaker |
|---|---|
| Series | SACE Emax 2 |
| ABB order code | 1SDA072174R1 |
| Product type | Air circuit breaker moving part |
| Frame | E1.2 |
| Performance level | B |
| Rated current | 1250 A |
| Number of poles | 3 |
| Current type | AC |
| Rated operational voltage | up to 690 V AC |
| Short-circuit breaking capacity | 42 kA |
| Rated short-time withstand current | 42 kA for 1 s |
| Trip unit | Ekip Touch LI |
| Release type | Electronic / solid-state |
| Protection functions | Long-time and instantaneous (LI) |
| Overload protection adjustment | 0.4–1 × In |
| Execution | Withdrawable moving part (WMP) |
| Product width | 278 mm |
| Product depth | 271 mm |
| Standard | IEC 60947-2 |
| Application | Low-voltage power distribution and circuit protection |
Frequently Asked Questions
What is the ABB 1SDA072174R1 used for?
The ABB 1SDA072174R1 is an Emax 2 air circuit breaker moving part designed for switching and protecting three-phase low-voltage electrical distribution circuits in industrial and commercial switchboards.
What is the rated current of the ABB E1.2B 1250?
The circuit breaker has a rated current of 1250 A and is designed for low-voltage distribution applications requiring high-current circuit protection.
What protection unit does the 1SDA072174R1 use?
The breaker uses an Ekip Touch LI electronic trip unit providing long-time overload and instantaneous short-circuit protection with a touchscreen interface for configuration and monitoring.
What is the breaking capacity of the ABB E1.2B 1250?
The E1.2B 1250 has a short-circuit breaking capacity of 42 kA and a rated short-time withstand current of 42 kA for 1 s.
What does WMP mean on the ABB E1.2B 1250?
WMP identifies the withdrawable moving part of the circuit breaker. It is designed for installation with the corresponding ABB Emax 2 fixed part, allowing the breaker to be withdrawn for isolation, testing and maintenance.
Trusted Circuit Protection from ABB
ABB SACE Emax 2 air circuit breakers combine dependable low-voltage circuit protection with intelligent electronic trip technology, advanced monitoring capabilities and flexible withdrawable switchgear integration for modern industrial and commercial power distribution systems.
