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1SDA072777R1 ABB E1.2C 1000 Ekip G Touch LSIG 4P Air Circuit Breaker
ABB 1SDA072777R1 SACE Emax 2 E1.2C 1000 four-pole withdrawable air circuit breaker moving part with Ekip G Touch LSIG electronic protection, 1000 A rated current and 50 kA breaking capacity at 400 V AC.
£6,650.84
Why Choose the ABB 1SDA072777R1 Emax 2 Air Circuit Breaker?
The ABB 1SDA072777R1 is a high-performance SACE Emax 2 E1.2C air circuit breaker designed for advanced protection, control and management of low-voltage electrical distribution and generator systems. Configured as an E1.2C 1000 Ekip G Touch LSIG 4p WMP, this four-pole withdrawable moving part combines a 1000 A rated uninterrupted current with ABB's advanced Ekip G Touch LSIG solid-state electronic protection release.
As part of the ABB SACE Emax 2 air circuit breaker series, the E1.2C is engineered for demanding industrial, commercial, infrastructure and power-generation applications. The Ekip G Touch LSIG trip unit provides long-time, short-time, instantaneous and earth-fault protection together with generator-oriented protection and monitoring functionality through ABB's Ekip platform.
The E1.2C performance level provides a rated ultimate short-circuit breaking capacity of 50 kA at 400 V AC and a rated short-time withstand capability of 42 kA for the E1.2C 1000 frame. Its four-pole withdrawable construction enables the moving portion to be isolated and removed from the corresponding fixed part, supporting efficient inspection, servicing and maintenance in critical switchboard installations.
Key Advantages
- Advanced ABB SACE Emax 2 air circuit breaker for generator and low-voltage distribution protection.
- 1000 A rated uninterrupted current for substantial industrial and commercial electrical loads.
- 50 kA ultimate short-circuit breaking capacity at 400 V AC.
- Advanced Ekip G Touch LSIG electronic protection release.
- Integrated long-time, short-time, instantaneous and earth-fault protection functions.
- Generator-oriented protection and monitoring capabilities through the Ekip G platform.
- Four-pole configuration for comprehensive switching and circuit protection.
- Withdrawable moving-part construction supports convenient isolation, inspection and maintenance.
Key Features
- ABB SACE Emax 2 E1.2C series.
- 1000 A rated uninterrupted current.
- 4-pole configuration.
- Ekip G Touch LSIG solid-state electronic trip unit.
- 50 kA Icu at 400 V AC.
- Long-time overload protection.
- Short-time selective short-circuit protection.
- Instantaneous short-circuit protection.
- Integrated earth-fault protection.
- Touch interface for protection configuration and monitoring.
- Four change-over auxiliary contacts.
- Open/closed circuit-breaker position indication.
- Optional motor operating mechanism.
- Withdrawable moving-part design for use with the corresponding Emax 2 fixed part.
Advanced Generator and Circuit Protection
Air circuit breakers such as the ABB SACE Emax 2 E1.2C protect low-voltage electrical systems against overloads, short circuits and earth faults while providing dependable switching and isolation. With a 1000 A rated current and 50 kA breaking capacity at 400 V AC, this E1.2C configuration provides robust fault interruption for demanding switchboards, feeders and generator installations.
The Ekip G Touch LSIG electronic trip unit combines adjustable long-time, short-time, instantaneous and earth-fault protection with functionality intended for generator and advanced power-management applications. The touch interface and wider Ekip architecture provide a flexible foundation for protection configuration, electrical monitoring and integration into modern industrial power distribution systems.
Typical Applications
- Generator and generating-set protection.
- Low-voltage main distribution switchboards.
- Industrial power distribution systems.
- Commercial building electrical distribution.
- Manufacturing and process facilities.
- Data centres and critical infrastructure.
- Incoming and outgoing high-current switchboard feeders.
- Switchboards requiring four-pole withdrawable circuit breaker assemblies.
Technical Specifications
| Series | SACE Emax 2 |
|---|---|
| Frame | E1.2C |
| Order code / MPN | 1SDA072777R1 |
| EAN | 8015644766276 |
| Product type | Air circuit breaker |
| Construction | Withdrawable moving part |
| Number of poles | 4 |
| Rated uninterrupted current (Iu) | 1000 A |
| Rated voltage | 690 V AC |
| Rated ultimate short-circuit breaking capacity (Icu) at 400 V AC | 50 kA |
| Rated short-time withstand capability | 42 kA |
| Protection release | Ekip G Touch LSIG |
| Release type | Solid-state electronic |
| Protection functions | Long-time, short-time, instantaneous and earth fault (LSIG) |
| Overload release current setting | 400–1000 A |
| Short-time delayed short-circuit setting | 600–10000 A |
| Instantaneous short-circuit setting | 1500–15000 A |
| Integrated earth-fault protection | Yes |
| Auxiliary contacts | 4 change-over contacts |
| Open/closed position indication | Yes |
| Integrated undervoltage release | No |
| Integrated motor drive | No |
| Optional motor drive | Yes |
| 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 1SDA072777R1 used for?
The ABB 1SDA072777R1 is an Emax 2 air circuit breaker moving part designed to protect generators and low-voltage electrical distribution systems against overloads, short circuits and earth faults.
What is the current rating of the ABB E1.2C 1SDA072777R1?
The breaker has a rated uninterrupted current of 1000 A, making it suitable for substantial industrial, commercial, infrastructure and generator power distribution loads.
What breaking capacity does the E1.2C 1000 provide?
The E1.2C 1000 provides a rated ultimate short-circuit breaking capacity of 50 kA at 400 V AC, providing robust fault interruption for demanding low-voltage electrical distribution systems.
What protection release is fitted to 1SDA072777R1?
This model is fitted with the ABB Ekip G Touch LSIG electronic release, providing long-time overload, short-time selective short-circuit, instantaneous short-circuit and earth-fault protection together with generator-oriented protection functionality.
Is the ABB 1SDA072777R1 a fixed or withdrawable circuit breaker?
The 1SDA072777R1 is a four-pole withdrawable moving part for the Emax 2 E1.2C circuit breaker system and is designed for use with the corresponding fixed part in a low-voltage switchboard.
Trusted for Generator and Power Distribution Protection
ABB SACE Emax 2 air circuit breakers combine high fault interruption performance with advanced electronic protection, generator-oriented functionality and flexible system integration for demanding low-voltage power distribution applications.
