Why Choose the ABB 1SDA128819R1 Emax 3 Air Circuit Breaker?
The ABB 1SDA128819R1 is an Emax 3 low-voltage air circuit breaker featuring an E2.3H 800 frame, 800 A rated current, 3-pole fixed construction, Ekip Aware LSIG electronic protection and rear horizontal terminals. Designed for demanding low-voltage power distribution, it provides comprehensive protection against overload, short-circuit and earth-fault conditions.
Key Advantages
- 800 A rated current for high-capacity low-voltage distribution systems.
- E2.3H high-performance frame with a high short-circuit breaking capacity.
- Ekip Aware LSIG protection provides long-time, short-time, instantaneous and earth-fault protection functions.
- 3-pole fixed configuration simplifies installation in suitable switchboards and distribution assemblies.
- Horizontal rear terminals support practical connection arrangements in fixed installations.
- Electronic protection and monitoring support precise circuit protection and system management.
Key Features
- ABB SACE Emax 3 air circuit breaker
- E2.3H 800 frame
- 800 A rated continuous current
- 3-pole fixed version
- Ekip Aware LSIG electronic release
- Long-time, short-time, instantaneous and earth-fault protection
- Rear-mounted horizontal terminals
- High breaking performance for demanding electrical distribution applications
- EAN: 8056221304481
Advanced LSIG Protection for Low-Voltage Power Distribution
The ABB Ekip Aware LSIG release combines four principal protection functions within the electronic trip unit. Long-time protection helps safeguard conductors against sustained overloads, short-time protection provides controlled response to short-circuit conditions, instantaneous protection provides rapid interruption for severe faults, and earth-fault protection helps detect damaging current paths to earth. The E2.3H 800 configuration has an Icu of 100 kA at 440 V and an Icw of 85 kA for 1 s, making it suitable for high-demand power distribution environments.
Typical Applications
- Low-voltage main distribution boards
- Industrial electrical distribution systems
- Commercial power distribution installations
- Manufacturing facilities
- Power-intensive industrial equipment
- Switchboards and electrical distribution assemblies
- Infrastructure and building power systems
- Applications requiring comprehensive LSIG circuit protection
Frequently Asked Questions
What is the ABB 1SDA128819R1?
The ABB 1SDA128819R1 is an Emax 3 E2.3H 800 low-voltage air circuit breaker with an 800 A rated current, 3-pole fixed configuration and Ekip Aware LSIG electronic release.
How many poles does the ABB 1SDA128819R1 have?
The ABB 1SDA128819R1 is a 3-pole fixed air circuit breaker.
What protection functions does the 1SDA128819R1 provide?
The Ekip Aware LSIG release provides long-time, short-time, instantaneous and earth-fault protection functions.
What is the rated current of the ABB 1SDA128819R1?
The ABB 1SDA128819R1 has a rated continuous current of 800 A.
What is the short-circuit breaking capacity of the 1SDA128819R1?
The E2.3H 800 configuration has a rated ultimate short-circuit breaking capacity of 100 kA at 440 V and a rated short-time withstand current of 85 kA for 1 s.
ABB 1SDA128819R1 combines an 800 A E2.3H Emax 3 air circuit breaker with Ekip Aware LSIG electronic protection in a 3-pole fixed configuration for demanding low-voltage power distribution applications.
Trusted for Modern Power Distribution
ABB Emax 3 air circuit breakers are designed for modern low-voltage electrical distribution, combining high-performance switching with advanced electronic protection. The 1SDA128819R1 provides an 800 A E2.3H platform, comprehensive LSIG protection and a fixed 3-pole configuration for demanding industrial, commercial and infrastructure applications.
