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1SDA071472R1 ABB E1.2N 1250 Ekip Dip LSI 4p F F Air Circuit Breaker
ABB E1.2N 1250 Ekip Dip LSI 4p F F air circuit breaker, a 1250 A four-pole Emax2 protection device designed for reliable low voltage electrical distribution systems.
£5,853.34
Why Choose the ABB E1.2N 1250 Ekip Dip LSI 4p F F Air Circuit Breaker?
The ABB E1.2N 1250 Ekip Dip LSI 4p F F is a high-performance low voltage air circuit breaker (ACB) designed for dependable protection, switching and control of electrical distribution systems. As part of the advanced ABB SACE Emax2 air circuit breaker series, it provides reliable protection performance for industrial, commercial and infrastructure power applications. :chatgpt-content-reference{index="0"}
This circuit breaker combines ABB Emax2 technology with the Ekip Dip LSI electronic trip unit, providing adjustable protection against overload, short-time overcurrent and instantaneous fault conditions. Its fixed four-pole construction with front terminals enables straightforward installation in modern low voltage switchboards. :chatgpt-content-reference{index="1"}
With a rated current of 1250 A, a four-pole configuration and a rated operational voltage of 690 V AC, the E1.2N 1250 Ekip Dip LSI 4p F F is suitable for industrial distribution boards, power systems and critical electrical protection applications. :chatgpt-content-reference{index="2"}
Key Advantages
- Advanced ABB Emax2 air circuit breaker technology for reliable low voltage power protection.
- 1250 A rated current for high-capacity electrical distribution applications.
- Ekip Dip LSI electronic trip unit with adjustable protection functions.
- Four-pole fixed design suitable for three-phase systems requiring neutral protection.
- High short-circuit performance for demanding industrial environments.
- Front terminal connection simplifies switchboard installation and maintenance.
Key Features
- ABB SACE Emax2 E1.2N air circuit breaker series.
- 1250 A rated uninterrupted current.
- Ekip Dip LSI electronic protection release.
- Four-pole (4P) fixed circuit breaker configuration.
- Front terminal connection for electrical switchboards.
- 66 kA ultimate short-circuit breaking capacity at 400 V AC.
- Adjustable long-time, short-time and instantaneous protection functions.
- Designed for reliable selective protection in modern distribution networks.
Reliable Power Distribution Protection
Air circuit breakers such as the ABB E1.2N 1250 Ekip Dip LSI provide essential protection by detecting abnormal electrical conditions and safely interrupting fault currents. The LSI protection system allows engineers to configure long-time, short-time and instantaneous protection settings to improve system safety and coordination.
The ABB Emax2 platform is engineered for modern electrical distribution networks requiring compact installation, advanced protection and dependable switching performance. Its flexible design supports integration into industrial switchgear, commercial power systems and critical infrastructure installations.
Typical Applications
- Industrial power distribution switchboards.
- Low voltage main distribution boards.
- Manufacturing and processing facilities.
- Commercial electrical infrastructure.
- Power generation and utility installations.
- Critical electrical protection systems.
Technical Specifications
| Series | SACE Emax2 |
|---|---|
| Order code | 1SDA071472R1 |
| Product type | Air circuit breaker (ACB) |
| Rated current (In) | 1250 A |
| Number of poles | 4P |
| Trip unit | Ekip Dip LSI |
| Rated operational voltage | 690 V AC |
| Rated insulation voltage | 1000 V AC |
| Rated impulse withstand voltage | 12 kV |
| Ultimate short-circuit breaking capacity (Icu) | 66 kA at 400 V AC |
| Short-time withstand current (Icw) | 50 kA for 1 s / 30 kA for 3 s |
| Terminal connection | Front terminals |
| Mounting type | Fixed |
| Version | F |
| Standards | IEC 60947-2 |
| Dimensions (H × W × D) | approx. 296 × 280 × 183 mm |
| Weight | approx. 16 kg |
| Mechanical durability | 20,000 cycles |
| Electrical durability | 8,000 cycles at up to 440 V AC |
| Power loss | 122 W |
Frequently Asked Questions
What is the ABB E1.2N 1250 Ekip Dip LSI 4p F F used for?
This air circuit breaker is used for protecting and switching low voltage electrical distribution systems in industrial and commercial applications.
What is the rated current of this ABB circuit breaker?
The ABB E1.2N 1250 Ekip Dip LSI 4p F F has a rated current of 1250 A.
What type of trip unit is fitted?
This circuit breaker is fitted with an Ekip Dip LSI electronic trip unit providing overload, short-time and instantaneous protection functions.
How many poles does this circuit breaker have?
The ABB E1.2N 1250 Ekip Dip LSI 4p F F is a four-pole (4P) air circuit breaker.
What is the short-circuit breaking capacity?
The circuit breaker provides an ultimate short-circuit breaking capacity of up to 66 kA at 400 V AC.
Trusted by Electrical Engineers Worldwide
ABB Emax2 air circuit breakers are widely selected by electrical engineers and system designers for reliable protection, efficient operation and seamless integration into modern low voltage distribution networks.
