Why Choose the ABB SACE Emax 3 E4.3S 3200 1SDA129014R1 Air Circuit Breaker?
The ABB SACE Emax 3 E4.3S 3200 1SDA129014R1 is a high-performance air circuit breaker designed for reliable protection and control in demanding low-voltage power distribution systems. This 4-pole circuit breaker has a rated current of 3200 A and a high short-circuit breaking capacity of 85 kA at 415 V, making it suitable for high-capacity electrical installations.
Equipped with an Ekip Aware LSIG trip unit, the breaker provides comprehensive protection functions covering long-time, short-time, instantaneous and ground-fault conditions. The Ekip Aware platform supports advanced protection and monitoring capabilities for modern power distribution applications.
This is the withdrawable moving part only (WMP) of the ABB SACE Emax 3 E4.3S 3200 air circuit breaker. The corresponding fixed part is ordered separately, allowing the breaker assembly to be configured to suit the installation requirements.
Key Advantages
- ABB SACE Emax 3 high-performance air circuit breaker for low-voltage power distribution.
- Rated current of 3200 A for high-capacity electrical distribution applications.
- High short-circuit breaking capacity of 85 kA at 415 V.
- 4-pole configuration for comprehensive circuit switching and protection.
- Ekip Aware LSIG trip unit providing long-time, short-time, instantaneous and ground-fault protection.
- Withdrawable configuration supplied as the moving part only (WMP).
- Fixed part is ordered separately to match the required installation arrangement.
Key Features
- SACE Emax 3 series: Modern ABB air circuit breaker platform for demanding low-voltage applications.
- E4.3S 3200 frame: High-current Emax 3 frame configuration rated at 3200 A.
- 85 kA breaking capacity: Icu of 85 kA at 415 V for high-level short-circuit protection.
- 4-pole construction: Provides switching and protection across four poles.
- Ekip Aware LSIG trip unit: Integrates long-time, short-time, instantaneous and ground-fault protection functions.
- Withdrawable design: The supplied product is the moving part (WMP) of the withdrawable breaker assembly.
- Separate fixed part: The fixed part is ordered separately according to the required installation configuration.
Reliable Protection for Low-Voltage Power Distribution
The ABB SACE Emax 3 E4.3S 3200 combines a 3200 A current rating with an 85 kA short-circuit breaking capacity at 415 V to provide robust protection for high-capacity low-voltage distribution systems. Its 4-pole construction makes it suitable for applications where all required poles must be switched and protected.
The Ekip Aware LSIG trip unit provides the core protection functions required for managing overloads, short-circuit conditions and ground faults. With its withdrawable moving-part configuration, the 1SDA129014R1 can be integrated with the separately ordered fixed part to create the required SACE Emax 3 withdrawable installation.
Typical Applications
- Low-voltage main distribution boards
- Industrial electrical distribution systems
- High-capacity commercial buildings
- Power distribution and switching assemblies
- Industrial plants and manufacturing facilities
- Electrical infrastructure requiring high short-circuit protection
- Withdrawable switchgear and distribution equipment
- Critical power distribution installations
Frequently Asked Questions
What is the ABB 1SDA129014R1?
The ABB 1SDA129014R1 is a SACE Emax 3 E4.3S 3200 air circuit breaker with a 3200 A rated current, 4-pole configuration, 85 kA Icu at 415 V and an Ekip Aware LSIG trip unit.
What is the rated current of the E4.3S 3200?
The ABB SACE Emax 3 E4.3S 3200 has a rated current (In) of 3200 A.
What is the breaking capacity of the 1SDA129014R1?
The rated ultimate short-circuit breaking capacity (Icu) is 85 kA at 415 V.
Which trip unit is fitted to the ABB E4.3S 3200?
The 1SDA129014R1 is specified with an Ekip Aware LSIG trip unit, providing long-time, short-time, instantaneous and ground-fault protection functions.
Does the 1SDA129014R1 include the complete withdrawable breaker assembly?
No. The 1SDA129014R1 is the withdrawable moving part only (WMP). The corresponding fixed part is ordered separately.
Trusted by Power Distribution Professionals Worldwide
ABB SACE Emax 3 air circuit breakers provide high-capacity switching and protection for demanding low-voltage power distribution applications, with advanced trip-unit technology and configurable installation solutions.
