Standard delivery
£8 ex VAT · free over £200UK parcel delivery is £8 ex VAT, or free on orders over £200 ex VAT.
Heavier items may be charged at a weight-based or pallet rate, shown at checkout.
1SDA104345R1 ABB Emax 2 E2.2S/E9 2500 Ekip Hi-Touch LSIG 4-Pole FHR 900 V
ABB 1SDA104345R1 is a 2500 A four-pole SACE Emax 2 E2.2S/E9 fixed air circuit breaker with horizontal rear connections, a 900 V rating and an Ekip Hi-Touch LSIG electronic trip unit providing long-time, short-time, instantaneous and earth-fault protection.
£16,812.20
Why Choose the ABB 1SDA104345R1 Emax 2 E2.2S/E9 2500 Ekip Hi-Touch LSIG 4-Pole FHR 900 V?
The ABB 1SDA104345R1 is a SACE Emax 2 E2.2S/E9 air circuit breaker rated at 2500 A and 900 V. This four-pole fixed configuration combines the E2.2S/E9 breaker platform with ABB's advanced Ekip Hi-Touch LSIG electronic trip unit and horizontal rear main connections.
The Ekip Hi-Touch LSIG protection unit provides long-time overload, short-time delayed short-circuit, instantaneous short-circuit and earth-fault protection. As part of ABB's advanced Ekip digital trip-unit platform, Hi-Touch also supports extensive measurement, monitoring and protection capabilities for demanding power distribution installations.
Configured as a fixed breaker with horizontal rear (FHR) connections, the 1SDA104345R1 is designed for permanent integration into compatible switchboards with rear-connected busbars or conductors. Its combination of 2500 A current capacity, four-pole construction, 900 V rating and advanced LSIG protection makes it particularly suitable for critical industrial and infrastructure power distribution.
Key Advantages
- Genuine ABB SACE Emax 2 air circuit breaker.
- High 2500 A rated uninterrupted current.
- Designed for 900 V power distribution systems.
- Advanced Ekip Hi-Touch LSIG electronic protection unit.
- Provides long-time, short-time, instantaneous and earth-fault protection.
- Four-pole configuration for four-conductor distribution systems.
- Fixed horizontal rear construction for switchboard integration.
- 50 kA E2.2S/E9 short-circuit breaking capacity at 900 V.
- Four changeover auxiliary contacts support breaker status signalling.
- Optional motor drive capability supports electrically operated installations.
Key Features
- ABB SACE Emax 2 E2.2S/E9 breaker configuration.
- 2500 A rated uninterrupted current.
- 900 V rated voltage.
- 4-pole construction.
- Ekip Hi-Touch LSIG electronic trip unit.
- L – Long-time overload protection.
- S – Short-time delayed short-circuit protection.
- I – Instantaneous short-circuit protection.
- G – Earth-fault protection.
- Overload release setting from 1000 A.
- Short-time delayed short-circuit release setting from 1500 A.
- Instantaneous short-circuit release setting from 3750 A.
- Fixed installation.
- Horizontal rear (FHR) main connections.
- 4 changeover auxiliary contacts.
- Switched-off indication provided.
- IP30 degree of protection.
- ABB order code 1SDA104345R1.
Advanced Ekip Hi-Touch LSIG Protection
The Ekip Hi-Touch LSIG trip unit provides comprehensive protection for critical power distribution circuits. Long-time protection responds to sustained overload conditions, short-time protection supports selective response to high fault currents, instantaneous protection provides rapid operation during severe short circuits, and the G function provides integrated earth-fault protection.
Combined with the E2.2S/E9 2500 A four-pole breaker platform and fixed horizontal rear connections, Ekip Hi-Touch provides a sophisticated protection and monitoring solution for high-current 900 V switchboards. The configuration is particularly suited to installations where advanced digital protection, electrical monitoring and dependable fault interruption are required from a single Emax 2 platform.
Typical Applications
- High-current low-voltage switchboards.
- 900 V power distribution systems.
- Industrial power distribution networks.
- Main incomer and high-current feeder protection.
- Transformer secondary distribution.
- Industrial plants and process facilities.
- Four-pole distribution systems requiring earth-fault protection.
- Fixed switchgear with horizontal rear busbar connections.
- Critical distribution systems requiring advanced digital protection and monitoring.
Technical Specifications
Tick the specs you need, then view products that match.
| Voltage | 900 V AC | |
|---|---|---|
| Device Type | ACB | |
| Series | SACE Emax 2 | |
| Frame | E2.2S/E9 | |
| ABB order code | 1SDA104345R1 | |
| Product designation | E2.2S/E9 2500 Ekip Hi-Touch LSIG 4p FHR 900V | |
| Product type | Air circuit breaker | |
| Rated uninterrupted current (Iu) | 2500 A | |
| Rated voltage | 900 V | |
| Number of poles | 4 | |
| Trip unit | Ekip Hi-Touch LSIG | |
| Protection functions | L, S, I, G | |
| Overload release current setting | From 1000 A | |
| Short-time delayed short-circuit release setting | From 1500 A | |
| Instantaneous short-circuit release setting | From 3750 A | |
| Integrated earth-fault protection | Yes | |
| Rated ultimate short-circuit breaking capacity (Icu) at 900 V | 50 kA | |
| Installation | Fixed | |
| Main-circuit connection | Bolt connection | |
| Main-circuit connection position | Rear | |
| Terminal arrangement | Horizontal rear | |
| Auxiliary contacts | 4 changeover contacts | |
| Switched-off indication | Yes | |
| Integrated motor drive | No | |
| Optional motor drive | Yes | |
| Degree of protection | IP30 | |
| Product group | Emax2 Air Circuit Breaker |
Frequently Asked Questions
What is the ABB 1SDA104345R1?
The ABB 1SDA104345R1 is an Emax 2 E2.2S/E9 2500 A four-pole fixed air circuit breaker with horizontal rear connections, a 900 V rating and an Ekip Hi-Touch LSIG electronic trip unit.
What protection functions does the Ekip Hi-Touch LSIG trip unit provide?
The LSIG configuration provides long-time overload protection (L), short-time delayed short-circuit protection (S), instantaneous short-circuit protection (I) and earth-fault protection (G).
What is the current rating of ABB 1SDA104345R1?
The ABB 1SDA104345R1 has a rated uninterrupted current of 2500 A.
What voltage is ABB 1SDA104345R1 rated for?
The E2.2S/E9 1SDA104345R1 configuration is rated at 900 V.
What is the short-circuit breaking capacity of the E2.2S/E9 configuration?
The ABB E2.2S/E9 breaker platform has an ultimate short-circuit breaking capacity of 50 kA at 900 V.
Does ABB 1SDA104345R1 provide earth-fault protection?
Yes. The G function of its Ekip Hi-Touch LSIG trip unit provides integrated earth-fault protection.
What does FHR mean in the ABB 1SDA104345R1 designation?
FHR identifies a fixed breaker with horizontal rear connections, providing rear-facing main-circuit connections for integration with compatible switchboard busbars or conductors.
How many poles does ABB 1SDA104345R1 have?
The 1SDA104345R1 is a four-pole Emax 2 air circuit breaker.
What distinguishes Ekip Hi-Touch from the standard Ekip Touch platform?
Ekip Hi-Touch is an advanced member of ABB's Ekip Touch trip-unit family, intended for applications requiring an expanded set of protection, measurement and power-management capabilities while retaining the touchscreen-based digital interface.
Trusted by Power Distribution Professionals Worldwide
ABB SACE Emax 2 air circuit breakers combine high-current switching, advanced electronic protection and flexible connectivity to support dependable, intelligent power distribution in demanding industrial, commercial and infrastructure installations.
