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1SDA072844R1 ABB E1.2B 1600 Ekip Touch LI 4P Air Circuit Breaker
ABB 1SDA072844R1 SACE Emax 2 E1.2B 1600 four-pole withdrawable air circuit breaker moving part with Ekip Touch LI electronic protection, 1600 A rated current and 42 kA breaking capacity at 400 V AC.
£4,544.26
Why Choose the ABB 1SDA072844R1 Emax 2 Air Circuit Breaker?
The ABB 1SDA072844R1 is a high-performance SACE Emax 2 E1.2B air circuit breaker designed for reliable protection and control of low-voltage electrical distribution systems. Configured as an E1.2B 1600 Ekip Touch LI 4p WMP, this four-pole withdrawable moving part combines a 1600 A rated uninterrupted current with ABB's Ekip Touch LI solid-state electronic protection release.
As part of the ABB SACE Emax 2 air circuit breaker series, the E1.2B is engineered for industrial, commercial and infrastructure power distribution applications. The Ekip Touch LI trip unit provides adjustable long-time overload and instantaneous short-circuit protection, with a touchscreen interface that supports convenient protection configuration and access to operating information.
The E1.2B performance level provides a rated ultimate short-circuit breaking capacity of 42 kA at 400 V AC. Its 1600 A rating, four-pole configuration and withdrawable construction make the 1SDA072844R1 well suited to substantial switchboard applications where dependable fault interruption, straightforward electronic protection and convenient maintenance are required.
Key Advantages
- High-performance ABB SACE Emax 2 air circuit breaker for low-voltage power distribution.
- 1600 A rated uninterrupted current for substantial industrial and commercial electrical loads.
- 42 kA rated ultimate short-circuit breaking capacity at 400 V AC.
- Ekip Touch LI solid-state electronic protection release.
- Adjustable long-time overload and instantaneous short-circuit protection.
- Touchscreen interface simplifies protection setting, monitoring and interaction.
- Four change-over auxiliary contacts with circuit-breaker open/closed position indication.
- Four-pole withdrawable moving-part construction supports convenient isolation, inspection and maintenance.
Key Features
- ABB SACE Emax 2 E1.2B series.
- 1600 A rated uninterrupted current.
- 4-pole configuration.
- Ekip Touch LI electronic trip unit.
- 42 kA Icu at 400 V AC.
- 690 V AC rated operational voltage.
- Adjustable long-time overload protection.
- Adjustable instantaneous short-circuit protection.
- Long-time setting range of 0.4–1 × In.
- Instantaneous setting range of 1.5–15 × In.
- Touchscreen interface for protection configuration and operating information.
- No integrated earth-fault protection in the LI configuration.
- Four change-over auxiliary contacts.
- Circuit-breaker open/closed position indication.
- Optional motor operating mechanism.
- IP30 degree of protection.
- Withdrawable moving-part design for connection to the corresponding Emax 2 fixed part.
Advanced Electronic Circuit Protection
Air circuit breakers such as the ABB SACE Emax 2 E1.2B protect low-voltage electrical distribution systems against potentially damaging overload and short-circuit conditions while providing dependable switching and isolation. With a 1600 A rated current and 42 kA breaking capacity at 400 V AC, this E1.2B configuration provides robust protection for substantial switchboards, feeders and connected electrical equipment.
The Ekip Touch LI electronic trip unit combines adjustable long-time overload protection with instantaneous short-circuit protection and a convenient touchscreen interface. The long-time setting can be adjusted from 640–1600 A, while instantaneous protection can be configured from 2400–24000 A. Combined with the Emax 2 withdrawable architecture, this provides a practical solution for installations requiring configurable electronic protection and convenient breaker isolation for inspection or maintenance.
Typical Applications
- Low-voltage main distribution switchboards.
- Industrial power distribution systems.
- Commercial building electrical distribution.
- Manufacturing and process facilities.
- Infrastructure and utility installations.
- Incoming and outgoing high-current switchboard feeders.
- Electrical distribution circuits requiring LI overcurrent protection.
- Applications requiring touchscreen-configurable electronic protection.
- Switchboards requiring four-pole withdrawable circuit breaker assemblies.
Technical Specifications
| Series | SACE Emax 2 |
|---|---|
| Frame | E1.2B |
| Order code / MPN | 1SDA072844R1 |
| EAN | 8015644766948 |
| Product group | Emax2 Air Circuit Breaker |
| Product type | Air circuit breaker |
| Construction | Withdrawable moving part |
| Number of poles | 4 |
| Rated uninterrupted current (Iu) | 1600 A |
| Rated operational voltage | 690 V AC |
| Rated ultimate short-circuit breaking capacity (Icu) at 400 V AC | 42 kA |
| Protection release | Ekip Touch LI |
| Release type | Solid-state electronic |
| Protection functions | Long-time and instantaneous (LI) |
| Overload protection setting | 0.4–1 × In |
| Overload release current setting | 640–1600 A |
| Instantaneous protection setting | 1.5–15 × In |
| Instantaneous short-circuit setting | 2400–24000 A |
| Integrated earth-fault protection | No |
| Auxiliary contacts | 4 change-over contacts |
| Position indication | Circuit breaker open / closed |
| Integrated undervoltage release | No |
| Integrated motor drive | No |
| Optional motor drive | Yes |
| Main circuit connection | Connection through separate fixed chassis part |
| Operating mechanism | Push button |
| Degree of protection | IP30 |
| Power dissipation | 400 W |
| Product net width | 348 mm |
| Product net height | 363.5 mm |
| Product net depth | 271 mm |
| Product net weight | 20 kg |
| Product family | Emax 2 Air Circuit Breakers |
Frequently Asked Questions
What is the ABB 1SDA072844R1 used for?
The ABB 1SDA072844R1 is an Emax 2 air circuit breaker moving part designed to protect and control low-voltage electrical distribution systems against overloads and short circuits.
What is the current rating of the ABB E1.2B 1SDA072844R1?
The breaker has a rated uninterrupted current of 1600 A, making it suitable for substantial industrial, commercial and infrastructure power distribution loads.
What breaking capacity does the E1.2B 1600 provide?
The E1.2B 1600 provides a rated ultimate short-circuit breaking capacity of 42 kA at 400 V AC, supporting dependable interruption of high fault currents in demanding low-voltage distribution systems.
What protection release is fitted to 1SDA072844R1?
This model is fitted with the ABB Ekip Touch LI electronic release, providing adjustable long-time overload and instantaneous short-circuit protection. The Touch interface provides convenient access to protection configuration and operating information.
Is the ABB 1SDA072844R1 a fixed or withdrawable circuit breaker?
The 1SDA072844R1 is a four-pole withdrawable moving part for the Emax 2 E1.2B circuit breaker system and is designed for connection to the corresponding fixed part in a low-voltage switchboard.
Trusted for Advanced Low-Voltage Power Distribution
ABB SACE Emax 2 air circuit breakers combine dependable high-current fault interruption with configurable electronic protection and maintainable withdrawable construction for demanding industrial, commercial and infrastructure low-voltage distribution systems.
