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1SDA057749R1 ABB E3V-A 1600 PR123/P-LSIG 1600 A 3-Pole Air Circuit Breaker
ABB 1SDA057749R1 E3V-A 1600 three-pole SACE Emax air circuit breaker moving part rated at 1600 A with a PR123/P-LSIG electronic overcurrent release for advanced low-voltage circuit protection.
£15,768.60
Why Choose the ABB E3V-A 1600 PR123/P-LSIG Air Circuit Breaker?
The ABB E3V-A 1600 PR123/P-LSIG, order code 1SDA057749R1, is a high-performance SACE Emax air circuit breaker moving part designed for protection and control in demanding low-voltage electrical distribution systems. Part of the ABB SACE Emax E3 series, this three-pole unit combines a 1600 A rated current with the advanced PR123/P-LSIG electronic overcurrent release.
The PR123/P-LSIG trip unit provides comprehensive long-time, short-time, instantaneous and ground-fault protection, helping protect electrical installations against overloads, short circuits and earth faults. This combination makes the E3V-A particularly suitable for critical industrial and commercial power distribution applications where dependable circuit protection and precise protection settings are required.
This three-pole withdrawable moving part is rated at 1600 A and is supplied with four auxiliary contacts and circuit-breaker open/closed position indication. Its withdrawable construction supports maintainability and operational flexibility in switchboards and power distribution assemblies.
Key Advantages
- Heavy-duty ABB SACE Emax air circuit breaker moving part for low-voltage power distribution.
- 1600 A rated current for high-current industrial applications.
- Advanced PR123/P-LSIG electronic overcurrent release.
- LSIG protection provides long-time, short-time, instantaneous and ground-fault protection.
- Three-pole configuration for three-phase electrical distribution systems.
- Withdrawable design supports servicing, maintenance and switchboard flexibility.
- Supplied with four auxiliary contacts and open/closed circuit-breaker position indication.
Key Features
- ABB SACE Emax E3V-A series.
- 1600 A rated current.
- Three-pole configuration.
- PR123/P-LSIG electronic trip unit.
- Long-time overload protection.
- Short-time short-circuit protection.
- Instantaneous short-circuit protection.
- Ground-fault protection.
- Withdrawable moving-part construction.
- Four auxiliary contacts.
- Circuit-breaker open/closed position indication.
- Designed for AC low-voltage power distribution applications.
Advanced Circuit Protection for Power Distribution
Air circuit breakers such as the ABB SACE Emax E3V-A are designed to protect high-current low-voltage distribution circuits while providing reliable switching and isolation. They are commonly integrated into main switchboards, distribution boards and industrial power systems where dependable protection against abnormal electrical conditions is essential.
The PR123/P-LSIG electronic release provides multiple protection functions within a single trip unit. Long-time protection responds to sustained overload conditions, short-time and instantaneous functions protect against short circuits, and ground-fault protection helps detect potentially damaging current flowing to earth. The withdrawable Emax construction also facilitates inspection and maintenance within suitably configured switchgear.
Typical Applications
- Main low-voltage electrical switchboards.
- Industrial power distribution systems.
- Manufacturing and process facilities.
- Commercial building electrical infrastructure.
- Power generation and utility distribution equipment.
- Motor control centres and plant distribution systems.
- Critical electrical installations requiring LSIG protection.
Technical Specifications
| Series | SACE Emax E3 |
|---|---|
| ABB order code | 1SDA057749R1 |
| Product group | 310513-New Emax |
| Product type | Air circuit breaker moving part |
| Rated current | 1600 A |
| Number of poles | 3 |
| Current type | AC |
| Trip unit | PR123/P-LSIG |
| Protection functions | Long-time, short-time, instantaneous and ground fault (LSIG) |
| Construction | Withdrawable moving part |
| Auxiliary contacts | 4 |
| Position indication | Circuit breaker open / closed |
| Product net width | 432 mm |
| Product net height | 461 mm |
| Product net depth | 396.5 mm |
| Product net weight | 64 kg |
| Power loss | 150 W per pole at rated operating conditions |
| Mechanical durability | 15,000 cycles |
| Electrical durability | 10,000 cycles |
| EAN | 8015644600129 |
| Customs tariff number | 85362090 |
Frequently Asked Questions
What is the ABB 1SDA057749R1 used for?
The ABB 1SDA057749R1 is a SACE Emax E3V-A air circuit breaker moving part used for switching and protecting high-current low-voltage electrical distribution circuits.
What is the rated current of the ABB E3V-A 1600?
This model has a rated current of 1600 A and uses a three-pole configuration for three-phase electrical distribution applications.
What protection does the PR123/P-LSIG trip unit provide?
The PR123/P-LSIG electronic trip unit provides long-time overload, short-time short-circuit, instantaneous short-circuit and ground-fault protection, collectively referred to as LSIG protection.
Is the ABB 1SDA057749R1 fixed or withdrawable?
The 1SDA057749R1 is a withdrawable moving part for the ABB SACE Emax circuit-breaker system, allowing integration into compatible withdrawable switchgear assemblies.
How many poles does the ABB 1SDA057749R1 have?
The circuit breaker has a three-pole configuration and is designed for AC low-voltage power distribution systems.
Trusted Circuit Protection from ABB
ABB SACE Emax air circuit breakers are engineered for dependable protection, switching and control in demanding low-voltage power distribution systems, combining robust circuit-breaker technology with advanced electronic protection functions.
