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1SDA104317R1 ABB Emax 2 E2.2S/E9 1250A Ekip Dip LSI 3P FHR 900V Air Circuit Breaker
ABB 1SDA104317R1 is a fixed three-pole Emax 2 E2.2S/E9 1250 A air circuit breaker with rear horizontal terminals, 900 V AC operation, 50 kA breaking capacity and an Ekip Dip LSI electronic trip unit.
£5,954.77
Why Choose the ABB 1SDA104317R1 Emax 2 E2.2S/E9 Air Circuit Breaker?
The ABB 1SDA104317R1 is a high-performance Emax 2 E2.2S/E9 air circuit breaker designed for switching and protection in demanding low-voltage AC power distribution systems. Rated at 1250 A and 900 V AC, this three-pole fixed circuit breaker combines robust short-circuit performance with an Ekip Dip LSI electronic trip unit.
As part of the advanced ABB SACE Emax 2/E9 series, the E2.2S/E9 is engineered for high-voltage AC applications where reliable protection, isolation and switching are essential. The Ekip Dip LSI release provides long-time, short-time and instantaneous protection functions, allowing the breaker to protect electrical distribution equipment against overload and short-circuit conditions.
The 1SDA104317R1 features a fixed three-pole configuration with rear flat horizontal terminals and a rated uninterrupted current of 1250 A. It provides an ultimate and service short-circuit breaking capacity of 50 kA at 900 V AC, making it suitable for demanding industrial, infrastructure and energy distribution installations.
Key Advantages
- High-performance ABB SACE Emax 2 E2.2S/E9 air circuit breaker.
- 1250 A rated uninterrupted current (Iu) for high-current distribution applications.
- Designed for operation at up to 900 V AC.
- 50 kA breaking capacity at 900 V AC for demanding fault conditions.
- Ekip Dip LSI electronic trip unit provides long-time, short-time and instantaneous protection.
- Fixed construction with rear flat horizontal terminals for switchboard integration.
Key Features
- ABB SACE Emax 2 E2.2S/E9 air circuit breaker.
- 1250 A rated current.
- Three-pole (3P) configuration.
- 900 V AC rated operational voltage.
- 50 kA Icu at 800 V AC and 900 V AC.
- 50 kA Ics at 800 V AC and 900 V AC.
- Ekip Dip LSI electronic release.
- Long-time, short-time and instantaneous protection functions.
- Fixed installation with rear flat horizontal terminals.
- 12 kV rated impulse withstand voltage.
Advanced Circuit Protection for 900 V AC Power Distribution
Air circuit breakers protect high-current electrical distribution systems by interrupting fault currents and disconnecting circuits when operating conditions exceed configured protection thresholds. The ABB Emax 2 platform combines high breaking performance with electronic protection technology for dependable operation in demanding power networks.
The Ekip Dip LSI trip unit fitted to the 1SDA104317R1 provides adjustable overload, short-time and instantaneous short-circuit protection. Combined with the E2.2S/E9 breaker's 50 kA breaking capacity at 900 V AC, the unit provides robust protection for installations requiring high operating voltage and substantial fault-current withstand capability.
Typical Applications
- Industrial low-voltage power distribution systems.
- 900 V AC electrical distribution networks.
- Main distribution switchboards and switchgear assemblies.
- Renewable energy and photovoltaic power systems.
- Commercial and infrastructure electrical distribution.
- Generator, transformer, cable and installation protection.
Technical Specifications
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| Voltage | 900 V AC | |
|---|---|---|
| Device Type | ACB | |
| Series | SACE Emax 2 / Emax 2 E9 | |
| Order code | 1SDA104317R1 | |
| Product type | Air circuit breaker | |
| Frame | E2.2S/E9 | |
| Rated current (In) | 1250 A | |
| Rated uninterrupted current (Iu) | 1250 A | |
| Rated voltage (Ur) | 900 V | |
| Rated operational voltage | 900 V AC | |
| Rated insulation voltage (Ui) | 1000 V AC | |
| Rated impulse withstand voltage (Uimp) | 12 kV | |
| Rated ultimate short-circuit breaking capacity (Icu) | 50 kA at 800 V AC / 50 kA at 900 V AC | |
| Rated service short-circuit breaking capacity (Ics) | 50 kA at 800 V AC / 50 kA at 900 V AC | |
| Rated short-time withstand current (Icw) | 50 kA for 1 s / 50 kA for 3 s | |
| Number of poles | 3P | |
| Installation | Fixed | |
| Terminal connection | Rear flat horizontal | |
| Trip unit | Ekip Dip LSI | |
| Release type | Electronic | |
| Protection functions | LSI – Long-time, Short-time and Instantaneous | |
| Overload release adjustment range | 500–1250 A | |
| Short-time short-circuit adjustment range | 750–12500 A | |
| Instantaneous short-circuit adjustment range | 1875–18750 A | |
| Short-circuit performance level | S | |
| Current type | AC | |
| Power loss | 83 W | |
| Protection rating | IP30 | |
| Mechanical durability | 25,000 cycles | |
| Electrical durability | 2,000 cycles at 900 V | |
| Dimensions (H × W × D) | 371 × 276 × 270 mm | |
| Weight | 41 kg | |
| Standard | IEC | |
| EAN | 8015644063979 | |
| Product group | Emax2 Air Circuit Breaker |
Frequently Asked Questions
What is the ABB 1SDA104317R1 used for?
The ABB 1SDA104317R1 is an Emax 2 E2.2S/E9 air circuit breaker used for switching and protecting high-current AC power distribution systems against overload and short-circuit conditions.
What is the current rating of the ABB 1SDA104317R1?
The circuit breaker has a rated uninterrupted current Iu of 1250 A.
What voltage is the ABB 1SDA104317R1 rated for?
The E2.2S/E9 circuit breaker has a rated operational voltage of 900 V AC and a rated insulation voltage of 1000 V AC.
What is the breaking capacity of the ABB 1SDA104317R1?
The circuit breaker provides a rated ultimate short-circuit breaking capacity Icu of 50 kA at 900 V AC, with an Ics service breaking capacity of 50 kA at the same voltage.
What protection unit is fitted to the ABB 1SDA104317R1?
The breaker is fitted with an ABB Ekip Dip LSI electronic trip unit, providing long-time overload, short-time short-circuit and instantaneous short-circuit protection.
Trusted ABB Emax 2 Circuit Protection
ABB SACE Emax 2 air circuit breakers combine high-performance switching and short-circuit interruption with advanced electronic protection, providing dependable circuit protection for industrial, infrastructure and energy distribution systems.
