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.
1SDA055596R1 ABB E6H/f 6300 PR122/P-LSI 6300A 4-Pole Withdrawable Air Circuit Breaker Moving Part
ABB 1SDA055596R1 E6H/f 6300 PR122/P-LSI is a 6300 A four-pole SACE Emax withdrawable air circuit breaker moving part with a full-size neutral and electronic long-time, short-time and instantaneous overcurrent protection.
£82,324.43
Why Choose the ABB E6H/f 6300 PR122/P-LSI 6300A 4-Pole Withdrawable Circuit Breaker?
The ABB E6H/f 6300 PR122/P-LSI, order code 1SDA055596R1, is the moving part of a high-capacity SACE Emax withdrawable air circuit breaker designed for protection and switching in demanding low-voltage power distribution systems. Rated at 6300 A, this four-pole unit combines the high-performance E6H frame with a PR122/P-LSI electronic overcurrent release for dependable overload and short-circuit protection.
As part of the ABB SACE Emax range, the E6H/f 6300 is engineered for industrial, infrastructure and large commercial installations where high current capacity, selective protection and serviceability are essential. The PR122/P-LSI electronic trip unit provides long-time, short-time and instantaneous protection functions, helping safeguard cables, busbars, switchgear and connected equipment against overloads and short-circuit faults.
This configuration is a four-pole withdrawable moving part with a full-size neutral and is designed for use with the corresponding SACE Emax fixed part. It incorporates four auxiliary contacts and open/closed position indication, supporting breaker-status signalling and integration into high-current switchboards and electrical control systems.
Key Advantages
- High-capacity 6300 A SACE Emax air circuit breaker moving part.
- Four-pole configuration with full-size neutral for three-phase and neutral networks.
- Advanced PR122/P-LSI electronic overcurrent release for selective protection.
- LSI functions provide long-time, short-time and instantaneous protection.
- 100 kA ultimate and service short-circuit breaking capacity at 415 V AC.
- 100 kA short-time withstand current for 1 s.
- Withdrawable moving-part design facilitates inspection, maintenance and replacement.
- Four auxiliary contacts and open/closed indication support status monitoring and control.
Key Features
- ABB SACE Emax E6H/f 6300 air circuit breaker moving part.
- 6300 A rated uninterrupted current.
- Four-pole construction.
- Full-size neutral configuration.
- PR122/P-LSI electronic overcurrent release, R6300.
- Long-time (L) overload protection.
- Short-time (S) selective short-circuit protection.
- Instantaneous (I) short-circuit protection.
- 690 V AC rated operational voltage.
- 100 kA Icu and Ics at 415 V AC.
- Withdrawable moving-part execution.
- Fitted with four auxiliary contacts and open/closed position indication.
Advanced Withdrawable Protection for High-Current Distribution
Air circuit breakers such as the ABB E6H/f 6300 provide switching and overcurrent protection for high-current low-voltage distribution networks. The PR122/P-LSI electronic release monitors circuit conditions and initiates breaker operation when configured protection thresholds are exceeded, helping safeguard cables, busbars, switchgear and connected equipment against overloads and short circuits.
The withdrawable moving-part configuration is particularly valuable in critical switchboards where maintenance accessibility and reduced service interruption are important. Combined with the 6300 A E6H/f frame, full-size neutral and LSI electronic protection, this unit is well suited to main distribution positions in large industrial, infrastructure and commercial power systems.
Typical Applications
- Main incomers for high-current low-voltage switchboards.
- Withdrawable power distribution assemblies.
- Industrial manufacturing and process facilities.
- Large commercial and infrastructure electrical systems.
- Power generation and utility distribution installations.
- Transformer secondary and main distribution protection.
- Critical power systems requiring selective and serviceable circuit protection.
Technical Specifications
| Series | SACE Emax |
|---|---|
| ABB order code | 1SDA055596R1 |
| ABB product group | 310513-New Emax |
| Product type | Air circuit breaker moving part |
| Frame | E6H/f |
| Rated current | 6300 A |
| Rated operational voltage | 690 V AC |
| Rated insulation voltage | 1000 V |
| Rated impulse withstand voltage | 12 kV |
| Rated ultimate short-circuit breaking capacity at 415 V AC | 100 kA |
| Rated service short-circuit breaking capacity at 415 V AC | 100 kA |
| Rated short-time withstand current (1 s) | 100 kA |
| Rated short-time withstand current (3 s) | 85 kA |
| Number of poles | 4 |
| Neutral | Full size |
| Version | Withdrawable |
| Configuration | Moving part (W MP) |
| Trip unit | PR122/P-LSI |
| Trip unit rating | R6300 |
| Protection functions | Long-time (L), short-time (S), instantaneous (I) |
| Current type | AC |
| Short-circuit performance level | H |
| Standards | IEC |
| Electrical durability at ≤440 V | 2000 cycles |
| Electrical durability at 500–690 V | 1500 cycles |
| Mechanical durability | 12000 cycles |
| Power loss | 1100 W |
| Product net width | 1062 mm |
| Product net height | 461 mm |
| Product net depth | 396.5 mm |
| Product net weight | 135 kg |
| EAN | 8015644569365 |
Frequently Asked Questions
What is the ABB 1SDA055596R1?
The ABB 1SDA055596R1 is the moving part of a four-pole SACE Emax E6H/f 6300 withdrawable air circuit breaker, rated at 6300 A and fitted with a PR122/P-LSI electronic overcurrent release.
What protection functions does the PR122/P-LSI trip unit provide?
The PR122/P-LSI release provides long-time, short-time and instantaneous protection, designated L, S and I, for protection against overload and short-circuit conditions.
Is the ABB 1SDA055596R1 fixed or withdrawable?
The 1SDA055596R1 is the moving part of a withdrawable circuit breaker and is designed for use with the corresponding fixed part of the ABB SACE Emax system.
What is the breaking capacity of the ABB E6H/f 6300?
This E6H/f configuration provides an ultimate and service short-circuit breaking capacity of 100 kA at 415 V AC, with a short-time withstand current of 100 kA for 1 s.
Where is the E6H/f 6300 PR122/P-LSI typically used?
It is typically used in high-current industrial, infrastructure and commercial switchboards where dependable 6300 A protection, selective fault protection and the maintenance advantages of a withdrawable circuit-breaker arrangement are required.
Trusted ABB Protection for Critical Power Systems
ABB SACE Emax air circuit breakers are designed for demanding low-voltage power distribution applications, combining high current capability, advanced electronic protection and serviceable withdrawable configurations for critical industrial, infrastructure and commercial electrical systems.
