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1SDA071470R1 ABB E1.2C 1250 Ekip G Hi-Touch LSIG 4p F F Air Circuit Breaker
ABB 1SDA071470R1 SACE Emax 2 E1.2C 1250 four-pole fixed air circuit breaker with front terminals, Ekip G Hi-Touch LSIG generator protection, 1250 A rated current and 50 kA ultimate breaking capacity at 400–440 V AC.
£8,877.83
Why Choose the ABB E1.2C 1250 Ekip G Hi-Touch LSIG 4p F F Air Circuit Breaker?
The ABB E1.2C 1250 Ekip G Hi-Touch LSIG 4p F F, order code 1SDA071470R1, is a high-performance SACE Emax 2 air circuit breaker (ACB) engineered for advanced generator protection and low-voltage power distribution. This fixed four-pole E1.2C breaker combines a 1250 A rated uninterrupted current with ABB's sophisticated Ekip G Hi-Touch LSIG electronic trip unit.
The Ekip G Hi-Touch LSIG release provides long-time overload, short-time selective short-circuit, instantaneous short-circuit and ground-fault protection. Generator-specific protection functions are complemented by integrated Ekip Measuring Pro measurement functionality and Network Analyzer capabilities, providing detailed electrical supervision for demanding generator and distribution applications.
The E1.2C performance level provides an ultimate short-circuit breaking capacity of 50 kA at 400–440 V AC and 42 kA at 500–690 V AC. Its fixed four-pole construction, front terminals and comprehensive electronic protection make it a capable solution for generator switchboards, standby power installations and critical industrial distribution systems.
Key Advantages
- High-performance 1250 A SACE Emax 2 air circuit breaker for generator and distribution applications.
- Ekip G Hi-Touch LSIG electronic trip unit provides comprehensive overload, short-circuit and ground-fault protection.
- Dedicated generator-oriented protection functions for generating-set applications.
- Integrated Ekip Measuring Pro measurement functionality.
- Integrated Network Analyzer functionality for enhanced electrical supervision.
- 50 kA ultimate short-circuit breaking capacity at 400–440 V AC.
- Four-pole fixed construction with front terminals for practical switchboard integration.
Key Features
- ABB SACE Emax 2 E1.2C series.
- 1250 A rated uninterrupted current (Iu).
- 4-pole configuration.
- Fixed circuit breaker construction.
- Front terminals.
- Ekip G Hi-Touch LSIG electronic release.
- Long-time (L) overload protection.
- Short-time (S) selective short-circuit protection.
- Instantaneous (I) short-circuit protection.
- Ground-fault (G) protection.
- 500–1250 A long-time overload adjustment range.
- 750–12500 A short-time protection adjustment range.
- 1875–18750 A instantaneous protection adjustment range.
- 125–1250 A ground-fault protection adjustment range.
- 50 kA Icu at 400–440 V AC.
- 42 kA Icu at 500–690 V AC.
- Touch-sensitive display for protection configuration and supervision.
Advanced Generator and Power Distribution Protection
The ABB SACE Emax 2 E1.2C combines switching, isolation and sophisticated electronic protection in a compact air circuit breaker platform. Its 1250 A rated current, four-pole configuration and 50 kA ultimate breaking capacity at 400–440 V AC provide robust fault-interruption performance for generator switchboards and demanding low-voltage distribution systems.
The Ekip G Hi-Touch LSIG release combines adjustable long-time, short-time, instantaneous and ground-fault protection with generator-specific functions, Ekip Measuring Pro and Network Analyzer capabilities. This comprehensive functionality supports selective fault coordination, power-quality supervision and dependable protection of generators, conductors, busbars and connected electrical equipment.
Typical Applications
- Generator protection and generator switchboards.
- Standby and emergency power systems.
- Low-voltage electrical distribution switchboards.
- Industrial power distribution systems.
- Main and sub-main incoming feeders.
- Four-pole circuits requiring neutral switching.
- Manufacturing, process and infrastructure facilities.
- Critical installations requiring advanced LSIG protection, measurement and power-quality supervision.
Technical Specifications
| Series | SACE Emax 2 |
|---|---|
| Frame | E1.2C |
| ABB order code | 1SDA071470R1 |
| EAN | 8015644753207 |
| Product type | Air circuit breaker |
| Rated uninterrupted current (Iu) | 1250 A |
| Rated current (In) | 1250 A |
| Rated operational voltage (Ue) | 690 V AC |
| Rated insulation voltage (Ui) | 1000 V AC |
| Frequency | 50/60 Hz |
| Number of poles | 4 |
| Short-circuit performance level | C |
| Trip unit | Ekip G Hi-Touch LSIG |
| Release type | Solid-state electronic release |
| Protection functions | L, S, I and G |
| Long-time overload adjustment | 0.4–1 × In / 500–1250 A |
| Short-time selective protection adjustment | 0.6–10 × In / 750–12500 A |
| Instantaneous short-circuit adjustment | 1.5–15 × In / 1875–18750 A |
| Ground-fault protection adjustment | 0.1–1 × In / 125–1250 A |
| Ultimate short-circuit breaking capacity (Icu) at 400/415 V AC | 50 kA |
| Ultimate short-circuit breaking capacity (Icu) at 440 V AC | 50 kA |
| Ultimate short-circuit breaking capacity (Icu) at 500/525 V AC | 42 kA |
| Ultimate short-circuit breaking capacity (Icu) at 690 V AC | 42 kA |
| Short-time withstand current (Icw), 1 s | 42 kA |
| Integrated ground-fault protection | Yes |
| Generator-specific protection | Yes |
| Measurement module | Ekip Measuring Pro |
| Network Analyzer | Integrated |
| Execution | Fixed |
| Terminal arrangement | Front terminals |
| Main-circuit connection | Bolt connection |
| Auxiliary contacts | 4 change-over contacts |
| Circuit-breaker open/closed indication | Yes |
| Integrated undervoltage release | No |
| Motor drive integrated | No |
| Motor drive | Optional |
| Degree of protection | IP30 |
| Net weight | 16 kg |
| Standard | IEC 60947-2 |
| ABB product group | Emax2 Air Circuit Breaker |
Frequently Asked Questions
What is the ABB 1SDA071470R1?
The ABB 1SDA071470R1 is a SACE Emax 2 E1.2C 1250 Ekip G Hi-Touch LSIG four-pole fixed air circuit breaker with front terminals, a 1250 A rated current and advanced generator-oriented electronic protection.
What is the rated current of the ABB E1.2C 1250?
The breaker has a rated uninterrupted current of 1250 A, with adjustable long-time overload protection from 500–1250 A.
What protection does the Ekip G Hi-Touch LSIG trip unit provide?
The Ekip G Hi-Touch LSIG electronic trip unit provides long-time overload (L), short-time selective short-circuit (S), instantaneous short-circuit (I) and ground-fault (G) protection, together with generator-specific protection, measurement and Network Analyzer functionality.
What is the breaking capacity of ABB 1SDA071470R1?
The E1.2C 1250 has an ultimate short-circuit breaking capacity of 50 kA at 400–440 V AC and 42 kA at 500–690 V AC. Its short-time withstand current is 42 kA for 1 s.
Where is the ABB E1.2C 1250 Ekip G Hi-Touch LSIG typically used?
It is typically used in generator switchboards, standby power systems, industrial low-voltage distribution boards, critical incoming feeders and four-pole circuits requiring comprehensive LSIG protection and advanced electrical supervision.
Advanced Protection for Generator and Distribution Systems
ABB SACE Emax 2 air circuit breakers combine advanced electronic protection, measurement and power-quality supervision with dependable short-circuit performance, providing comprehensive protection for generator installations and critical low-voltage distribution systems.
