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1SDA072700R1 ABB E1.2C 630 Ekip G Hi-Touch LSIG 4P Air Circuit Breaker
ABB 1SDA072700R1 SACE Emax 2 E1.2C 630 four-pole withdrawable air circuit breaker moving part with Ekip G Hi-Touch LSIG electronic protection, 630 A rated current and 50 kA breaking capacity at 400–440 V AC.
£6,711.04
Why Choose the ABB 1SDA072700R1 Emax 2 Air Circuit Breaker?
The ABB 1SDA072700R1 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 630 Ekip G Hi-Touch LSIG 4p WMP, this four-pole withdrawable moving part combines a 630 A rated uninterrupted current with ABB's advanced Ekip G Hi-Touch 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 Hi-Touch LSIG trip unit provides comprehensive long-time, short-time, instantaneous and earth-fault protection, together with advanced functions developed for generator protection, measurement and electrical system supervision.
The E1.2C performance level provides a rated ultimate short-circuit breaking capacity of 50 kA at 400–440 V AC, with 42 kA at 500–690 V AC, while its rated short-time withstand current reaches 42 kA for 1 s. The four-pole withdrawable construction enables the moving portion to be isolated and removed from its corresponding fixed part, supporting efficient inspection, servicing and maintenance of critical switchboard installations.
Key Advantages
- Advanced ABB SACE Emax 2 air circuit breaker for generator and low-voltage distribution protection.
- 630 A rated uninterrupted current for industrial and commercial electrical systems.
- 50 kA ultimate short-circuit breaking capacity at 400–440 V AC.
- 42 kA short-time withstand current for 1 s.
- Advanced Ekip G Hi-Touch LSIG electronic protection release.
- Integrated long-time, short-time, instantaneous and earth-fault protection functions.
- Four-pole withdrawable moving-part design for flexible switchboard installation and maintenance.
- Generator-oriented protection, monitoring and power management capabilities.
Key Features
- ABB SACE Emax 2 E1.2C series.
- 630 A rated uninterrupted current.
- 4-pole configuration.
- Ekip G Hi-Touch LSIG electronic trip unit.
- 50 kA Icu at 400–440 V AC.
- 42 kA Icu at 500–690 V AC.
- 42 kA Icw for 1 s.
- Long-time overload protection.
- Short-time selective short-circuit protection.
- Instantaneous short-circuit protection.
- Integrated earth-fault protection.
- Four auxiliary change-over contacts.
- Open/closed circuit-breaker position indication.
- Optional motor operating mechanism.
- Withdrawable moving-part construction 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. The E1.2C's high fault interruption capability makes it suitable for switchboards where continuity, selectivity and reliable protection of generators, feeders and connected equipment are critical.
The Ekip G Hi-Touch LSIG electronic trip unit combines sophisticated overcurrent and earth-fault protection with functionality designed for generator and advanced power management applications. Its comprehensive protection architecture and the wider Emax 2 platform enable integration into modern industrial power distribution, monitoring and automation 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.
- Critical infrastructure and standby power installations.
- Power management and electrical monitoring systems.
- Switchboards requiring four-pole withdrawable circuit breaker assemblies.
Technical Specifications
| Series | SACE Emax 2 |
|---|---|
| Frame | E1.2C |
| Order code / MPN | 1SDA072700R1 |
| Product type | Air circuit breaker |
| Construction | Withdrawable moving part |
| Number of poles | 4 |
| Rated uninterrupted current (Iu) | 630 A |
| Rated operational voltage | 690 V AC |
| Rated ultimate short-circuit breaking capacity (Icu) at 400 V AC | 50 kA |
| Rated ultimate short-circuit breaking capacity (Icu) at 415 V AC | 50 kA |
| Rated ultimate short-circuit breaking capacity (Icu) at 440 V AC | 50 kA |
| Rated ultimate short-circuit breaking capacity (Icu) at 500 V AC | 42 kA |
| Rated ultimate short-circuit breaking capacity (Icu) at 525 V AC | 42 kA |
| Rated ultimate short-circuit breaking capacity (Icu) at 690 V AC | 42 kA |
| Rated service short-circuit breaking capacity (Ics) at 400–440 V AC | 50 kA |
| Rated service short-circuit breaking capacity (Ics) at 500–690 V AC | 42 kA |
| Rated short-time withstand current (Icw) | 42 kA for 1 s / 24 kA for 3 s |
| Protection release | Ekip G Hi-Touch LSIG |
| Release type | Electronic |
| Protection functions | Long-time, short-time, instantaneous and earth fault (LSIG) |
| Overload release setting range | 252–630 A |
| Short-time delayed short-circuit setting range | 378–6300 A |
| Instantaneous short-circuit setting range | 945–9450 A |
| Integrated earth-fault protection | Yes |
| Auxiliary contacts | 4 change-over contacts |
| Motor drive | Optional |
| Integrated undervoltage release | No |
| Protection rating | IP30 |
| Power loss | 62 W |
| Product net weight | 20 kg |
| Standard | IEC |
Frequently Asked Questions
What is the ABB 1SDA072700R1 used for?
The ABB 1SDA072700R1 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 1SDA072700R1?
The breaker has a rated uninterrupted current of 630 A, making it suitable for substantial industrial, commercial and generator power distribution loads.
What breaking capacity does the E1.2C 630 provide?
The E1.2C has a rated ultimate short-circuit breaking capacity of 50 kA at 400–440 V AC and 42 kA at 500–690 V AC.
What protection release is fitted to 1SDA072700R1?
This model is fitted with the advanced ABB Ekip G Hi-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 1SDA072700R1 a fixed or withdrawable circuit breaker?
The 1SDA072700R1 is a four-pole withdrawable moving part for the Emax 2 E1.2C circuit breaker system and is designed for installation 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, monitoring and power management capabilities for demanding generator and low-voltage electrical distribution systems.
