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1SDA056144R1 ABB E3N3200 PR121/P-LI 3200 A 3-Pole Fixed Air Circuit Breaker
ABB 1SDA056144R1 is a SACE Emax E3N3200 three-pole fixed air circuit breaker rated at 3200 A with rear flat horizontal terminals and a PR121/P-LI electronic release providing long-time overload and instantaneous short-circuit protection.
£16,564.56
Why Choose the ABB E3N3200 PR121/P-LI 1SDA056144R1 Air Circuit Breaker?
The ABB 1SDA056144R1 is a high-current SACE Emax E3N3200 air circuit breaker designed for switching and protection in demanding low-voltage electrical distribution systems. Part of the ABB New Emax range, this three-pole fixed circuit breaker is rated at 3200 A and incorporates the PR121/P-LI electronic overcurrent release.
The PR121/P-LI trip unit provides long-time overload and instantaneous short-circuit protection, helping protect conductors, switchgear, transformers and connected equipment against damaging overcurrent conditions. The E3N3200 combines its substantial current-carrying capability with a rated ultimate and service short-circuit breaking capacity of 65 kA across the specified 220–690 V AC range.
With a rated operational voltage of up to 690 V AC, three-pole configuration and fixed construction with rear flat horizontal terminals, the E3N3200 is well suited to main distribution boards and high-current industrial switchboards. Its fixed arrangement provides a robust solution for installations requiring permanent switchboard mounting and dependable circuit protection.
Key Advantages
- Heavy-duty ABB SACE Emax air circuit breaker for high-current low-voltage distribution.
- 3200 A rated uninterrupted current for demanding power distribution systems.
- PR121/P-LI electronic release provides overload and instantaneous short-circuit protection.
- 65 kA Icu and Ics across the specified 220–690 V AC range.
- 65 kA short-time withstand current for 1 s and 3 s.
- Three-pole configuration suitable for three-phase distribution circuits.
- Fixed construction with rear flat horizontal terminals for permanent switchboard installation.
- Designed for demanding transformer, generator, feeder and installation protection applications.
Key Features
- ABB SACE Emax E3N3200 air circuit breaker.
- 3200 A rated current.
- Three-pole configuration.
- PR121/P-LI electronic overcurrent release.
- L protection: long-time overload protection.
- I protection: instantaneous short-circuit protection.
- 65 kA Icu/Ics at 220–690 V AC.
- 65 kA Icw for 1 s and 3 s.
- 1000 V rated insulation voltage.
- 12 kV rated impulse withstand voltage.
- Fixed F version with rear flat horizontal main terminals.
- 20,000-cycle mechanical durability for dependable switching service.
Reliable High-Current Protection for Low-Voltage Distribution Systems
The ABB SACE Emax E3N3200 is engineered for high-current low-voltage distribution duties where dependable switching and substantial fault-current capability are required. Its 3200 A current rating, 65 kA short-circuit breaking capacity and 65 kA short-time withstand capability make it suitable for protecting major distribution circuits, transformer-fed systems and demanding industrial switchboards.
The PR121/P-LI electronic release combines long-time overload protection with instantaneous short-circuit protection. Together with the three-pole E3N platform, fixed construction and rear flat horizontal terminal arrangement, these characteristics make the 1SDA056144R1 well suited to main incomers and high-current feeders requiring dependable electronic protection and permanent switchboard installation.
Typical Applications
- Industrial low-voltage switchboards.
- Main electrical distribution panels.
- Incoming mains protection.
- High-current feeder protection.
- Manufacturing and process industry electrical systems.
- Commercial and infrastructure power distribution.
- Transformer and installation protection.
- High-current and high-fault-level three-pole distribution circuits.
Technical Specifications
| Product group | 310513-New Emax |
|---|---|
| Series | SACE Emax |
| Order code / MPN | 1SDA056144R1 |
| Product type | Air circuit breaker |
| Frame / sub-type | E3 |
| Short-circuit performance level | N |
| Rated current (In) | 3200 A |
| Rated uninterrupted current (Iu) | 3200 A |
| Rated operational current (Ie) | 3200 A |
| Number of poles | 3 |
| Release | PR121/P-LI |
| Release type | Electronic |
| Protection functions | LI |
| Long-time protection (L) | Overload protection |
| Instantaneous protection (I) | Instantaneous short-circuit protection |
| Current type | AC |
| Rated operational voltage | 690 V AC |
| Rated voltage (Ur) | 690 V |
| Rated insulation voltage (Ui) | 1000 V |
| Rated impulse withstand voltage (Uimp) | 12 kV |
| Rated ultimate short-circuit breaking capacity (Icu) | 65 kA at 220–690 V AC |
| Rated service short-circuit breaking capacity (Ics) | 65 kA at 220–690 V AC |
| Rated short-time withstand current (Icw) | 65 kA for 1 s |
| Version | Fixed |
| Terminal connection | Rear flat horizontal |
| Power loss | 330 W |
| Mechanical durability | 20,000 operating cycles |
| Electrical durability at ≤440 V | 6,000 operating cycles |
| Electrical durability at 500–690 V | 5,000 operating cycles |
| Maximum electrical operating frequency | 20 cycles per hour |
| Maximum mechanical operating frequency | 60 cycles per hour |
| Dimensions (W × H × D) | 404 × 418 × 302 mm |
| Net weight | 60 kg |
| Standard | IEC |
| EAN | 8015644574840 |
| HS code | 85362090 |
Frequently Asked Questions
What is the ABB 1SDA056144R1 used for?
The ABB 1SDA056144R1 is an E3N3200 SACE Emax air circuit breaker designed for switching and protecting high-current low-voltage electrical distribution circuits, including main incomers, feeders and transformer-fed installations.
What is the current rating of the ABB E3N3200 1SDA056144R1?
The circuit breaker has a rated uninterrupted current of 3200 A.
What protection does the PR121/P-LI release provide?
The PR121/P-LI electronic release provides long-time overload protection and instantaneous short-circuit protection.
What is the breaking capacity of the ABB E3N3200 1SDA056144R1?
The E3N3200 has rated ultimate and service short-circuit breaking capacities of 65 kA across the specified 220–690 V AC range, together with a rated short-time withstand current of 65 kA for 1 s and 3 s.
Is the ABB 1SDA056144R1 fixed or withdrawable?
The 1SDA056144R1 is a three-pole fixed air circuit breaker with rear flat horizontal terminals for permanent installation in a compatible low-voltage switchboard assembly.
Trusted ABB Power Distribution Technology
ABB SACE Emax air circuit breakers are engineered for dependable switching and protection in demanding low-voltage power distribution systems, combining high-current capability, electronic protection and robust construction for industrial, commercial and infrastructure electrical installations.
