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1SDA072059R1 ABB E1.2B 630 Ekip Hi-Touch LSIG 3p WMP Air Circuit Breaker
ABB 1SDA072059R1 is a SACE Emax 2 E1.2B 630 A three-pole withdrawable air circuit breaker moving part with Ekip Hi-Touch LSIG electronic protection, a 690 V AC rating and 42 kA ultimate short-circuit breaking capacity.
£5,281.56
Why Choose the ABB E1.2B 630 Ekip Hi-Touch LSIG 3p WMP Air Circuit Breaker?
The ABB E1.2B 630 Ekip Hi-Touch LSIG 3p WMP, order code 1SDA072059R1, is a SACE Emax 2 air circuit breaker moving part engineered for advanced protection, measurement and control in low-voltage power distribution systems. Rated at 630 A, this three-pole unit incorporates the sophisticated Ekip Hi-Touch LSIG solid-state release and is designed for use in a compatible withdrawable Emax 2 installation.
The Ekip Hi-Touch LSIG release combines long-time, short-time, instantaneous and ground-fault protection with advanced measurement, monitoring and supervision capabilities. These functions support precise protection coordination while helping safeguard conductors, switchgear and connected equipment against overloads, short circuits and earth faults.
The E1.2B performance level provides an ultimate short-circuit breaking capacity of 42 kA at 400–690 V AC, with service breaking capacity equal to 100% of Icu and a rated short-time withstand current of 42 kA for 1 second. Its withdrawable moving-part design supports convenient isolation, inspection and maintenance in compatible ABB SACE Emax 2 switchgear.
Key Advantages
- Advanced ABB SACE Emax 2 E1.2B air circuit breaker moving part.
- 630 A rated uninterrupted current for low-voltage power distribution.
- Three-pole configuration for three-phase electrical systems.
- Ekip Hi-Touch LSIG electronic trip unit for comprehensive circuit protection.
- Long-time, short-time, instantaneous and ground-fault protection functions.
- Advanced electrical measurement and monitoring capabilities.
- 42 kA ultimate short-circuit breaking capacity at 400–690 V AC.
- 42 kA short-time withstand current for 1 second.
- Moving-part configuration for compatible withdrawable Emax 2 installations.
Key Features
- ABB SACE Emax 2 E1.2B series.
- 630 A rated current.
- Three-pole construction.
- Ekip Hi-Touch LSIG solid-state electronic protection release.
- Long-time overload protection.
- Short-time delayed short-circuit protection.
- Instantaneous short-circuit protection.
- Integrated ground-fault protection.
- 690 V AC rated operational voltage.
- 42 kA Icu at 400–690 V AC.
- 42 kA Icw for 1 second.
- Moving part for withdrawable circuit-breaker installation.
- Four auxiliary contacts.
- Open/closed circuit-breaker position indication.
Advanced Protection and Monitoring for Power Distribution
ABB SACE Emax 2 air circuit breakers combine dependable circuit interruption with sophisticated electronic protection, measurement and supervision capabilities. The Ekip Hi-Touch LSIG release provides comprehensive protection against overloads, delayed and instantaneous short circuits and ground faults, supporting effective selectivity throughout modern low-voltage distribution systems.
With its 630 A rating, 42 kA breaking capacity and withdrawable moving-part configuration, the 1SDA072059R1 is particularly suitable for distribution switchboards where advanced electronic protection, system monitoring and convenient maintenance access are required.
Typical Applications
- Low-voltage power distribution switchboards.
- Withdrawable circuit-breaker assemblies.
- Industrial electrical distribution systems.
- Commercial and infrastructure installations.
- Transformer secondary distribution.
- Data centres and critical power systems.
Technical Specifications
| Series | SACE Emax 2 E1.2B |
|---|---|
| Order code | 1SDA072059R1 |
| EAN | 8015644759094 |
| Product type | Air circuit breaker moving part |
| Rated uninterrupted current (Iu) | 630 A |
| Rated current (In) | 630 A |
| Number of poles | 3 |
| Current type | AC |
| Trip unit | Ekip Hi-Touch LSIG |
| Release type | Electronic |
| Protection functions | LSIG – long-time, short-time, instantaneous and ground-fault |
| Rated operational voltage | 690 V AC |
| Rated insulation voltage (Ui) | 1000 V AC |
| Rated impulse withstand voltage (Uimp) | 12 kV |
| Ultimate short-circuit breaking capacity (Icu) at 400 V AC | 42 kA |
| Ultimate short-circuit breaking capacity (Icu) at 440 V AC | 42 kA |
| Ultimate short-circuit breaking capacity (Icu) at 690 V AC | 42 kA |
| Service short-circuit breaking capacity (Ics) | 100% of Icu |
| Rated short-time withstand current (Icw), 1 s | 42 kA |
| Rated short-time withstand current (Icw), 3 s | 24 kA |
| Integrated earth-fault protection | Yes |
| Execution | Moving part for withdrawable installation |
| Auxiliary contacts | 4 |
| Circuit-breaker position indication | Open/closed |
| Power loss | 62 W |
| Standards | IEC 60947-2 |
Frequently Asked Questions
What is the ABB 1SDA072059R1?
It is the moving part of an ABB SACE Emax 2 E1.2B 630 three-pole air circuit breaker, equipped with an Ekip Hi-Touch LSIG electronic release for advanced protection and monitoring in a compatible withdrawable installation.
What is the rated current of the ABB E1.2B 1SDA072059R1?
The circuit breaker moving part has a rated current of 630 A and a rated operational voltage of 690 V AC.
What protection does the Ekip Hi-Touch LSIG trip unit provide?
The Ekip Hi-Touch LSIG release provides long-time, short-time, instantaneous and ground-fault protection, together with advanced measurement and monitoring capabilities.
What is the breaking capacity of the ABB E1.2B 630?
The E1.2B 630 provides an ultimate short-circuit breaking capacity of 42 kA at 400–690 V AC and a rated short-time withstand current of 42 kA for 1 second.
What does WMP mean for the ABB 1SDA072059R1?
WMP identifies this product as the moving part for a withdrawable circuit-breaker installation, intended for use with the appropriate ABB SACE Emax 2 fixed part.
Trusted by Power Distribution Professionals Worldwide
ABB SACE Emax 2 air circuit breakers combine dependable switching, advanced electronic protection, measurement and power-management capabilities for modern industrial, commercial and critical infrastructure electrical systems.
