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1SDA104343R1 ABB Emax 2 E2.2S/E9 2500A Ekip Dip LSIG 4P FHR 900V Air Circuit Breaker
ABB 1SDA104343R1 is a fixed four-pole Emax 2 E2.2S/E9 2500 A air circuit breaker rated for 900 V AC with rear flat horizontal terminals and an Ekip Dip LSIG electronic trip unit for overload, short-circuit and ground-fault protection.
£13,740.32
Why Choose the ABB 1SDA104343R1 Emax 2 E2.2S/E9 Air Circuit Breaker?
The ABB 1SDA104343R1 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 2500 A and 900 V AC, this four-pole fixed circuit breaker combines high-current switching capability with an Ekip Dip LSIG electronic trip unit.
As part of the ABB SACE Emax 2/E9 series, the E2.2S/E9 is engineered for applications requiring dependable protection at elevated AC operating voltages. The Ekip Dip LSIG release provides long-time, short-time, instantaneous and ground-fault protection functions, helping protect electrical distribution equipment against overloads, short circuits and earth faults.
The 1SDA104343R1 features a fixed four-pole configuration with rear flat horizontal terminals, a rated current of 2500 A and a 900 V AC operating rating. The four-pole construction allows switching and protection of the neutral conductor alongside the three phase conductors, making the breaker suitable for demanding three-phase, four-wire distribution systems.
Key Advantages
- High-performance ABB SACE Emax 2 E2.2S/E9 air circuit breaker.
- 2500 A rated current for demanding high-current power distribution applications.
- Four-pole (4P) configuration for three-phase systems requiring neutral switching.
- Designed for operation at 900 V AC.
- Ekip Dip LSIG electronic trip unit provides overload, short-time, instantaneous and ground-fault protection.
- Fixed construction with rear flat horizontal terminals for switchboard integration.
Key Features
- ABB SACE Emax 2 E2.2S/E9 air circuit breaker.
- 2500 A current rating.
- Four-pole (4P) configuration.
- 900 V AC version.
- Ekip Dip LSIG electronic protection trip unit.
- Long-time overload protection.
- Short-time and instantaneous short-circuit protection.
- Ground-fault protection.
- Fixed installation.
- Rear flat horizontal (FHR) terminals.
Comprehensive LSIG Protection for 900 V AC Power Distribution
Air circuit breakers provide switching, isolation and fault protection for high-current electrical distribution systems. By detecting abnormal current conditions and disconnecting affected circuits, they help protect cables, busbars, transformers and other electrical equipment against damaging overload, short-circuit and earth-fault conditions.
The Ekip Dip LSIG trip unit fitted to the ABB 1SDA104343R1 combines long-time, short-time, instantaneous and ground-fault protection. Together with the E2.2S/E9 frame, 2500 A current rating, four-pole construction and 900 V AC capability, it provides comprehensive protection for demanding high-current three-phase, four-wire distribution networks.
Typical Applications
- Industrial high-current power distribution systems.
- 900 V AC electrical distribution networks.
- Three-phase, four-wire distribution systems.
- Main distribution switchboards and switchgear assemblies.
- Renewable energy and power generation installations.
- Transformer, generator, cable and busbar protection.
Technical Specifications
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| Voltage | 900 V AC | |
|---|---|---|
| Device Type | ACB | |
| Series | SACE Emax 2 / Emax 2 E9 | |
| Order code | 1SDA104343R1 | |
| Product type | Air circuit breaker | |
| Frame | E2.2S/E9 | |
| Rated current | 2500 A | |
| Rated voltage | 900 V AC | |
| Number of poles | 4P | |
| Installation | Fixed | |
| Terminal connection | Rear flat horizontal (FHR) | |
| Trip unit | Ekip Dip LSIG | |
| Release type | Electronic | |
| Protection functions | LSIG – Long-time, Short-time, Instantaneous and Ground-fault | |
| Ground-fault protection | Integrated | |
| Short-circuit performance level | S | |
| Current type | AC | |
| EAN | 8015644064235 | |
| Product group | Emax2 Air Circuit Breaker |
Frequently Asked Questions
What is the ABB 1SDA104343R1 used for?
The ABB 1SDA104343R1 is an Emax 2 E2.2S/E9 air circuit breaker used for switching and protecting high-current AC power distribution systems against overload, short-circuit and ground-fault conditions.
What is the current rating of the ABB 1SDA104343R1?
The circuit breaker is rated at 2500 A for demanding high-current power distribution applications.
What protection unit is fitted to the ABB 1SDA104343R1?
The breaker is fitted with an ABB Ekip Dip LSIG electronic trip unit, providing long-time, short-time, instantaneous and ground-fault protection functions.
How many poles does the ABB 1SDA104343R1 have?
The 1SDA104343R1 has a four-pole (4P) configuration, making it suitable for compatible three-phase, four-wire systems where neutral switching is required.
Is the ABB 1SDA104343R1 fixed or withdrawable?
The 1SDA104343R1 is a fixed four-pole circuit breaker with rear flat horizontal terminals for integration into compatible switchboards and power distribution assemblies.
Trusted ABB Emax 2 Circuit Protection
ABB SACE Emax 2 air circuit breakers combine high-current switching capability with advanced electronic protection, providing dependable overload, short-circuit and ground-fault protection for industrial, infrastructure and energy distribution systems.
