Why Choose the ABB 1SDA128933R1 SACE Emax 3 E1.3B 1600 Air Circuit Breaker?
The ABB 1SDA128933R1 is a SACE Emax 3 E1.3B 1600 air circuit breaker designed for reliable protection and control of low-voltage electrical distribution systems. This 3-pole circuit breaker has a rated current of 1600 A and is equipped with an Ekip Aware LSIG trip unit for comprehensive circuit protection and monitoring.
As part of the ABB SACE Emax 3 platform, the E1.3B 1600 combines high-current switching capability with advanced electronic protection. The Ekip Aware LSIG trip unit provides long-time, short-time, instantaneous and earth-fault protection functions, supporting dependable operation in demanding power distribution applications.
The 1SDA128933R1 is supplied as a withdrawable moving part only (WMP), with the fixed part ordered separately. It provides an Icu of 42 kA at 415 V and is intended for applications requiring a 1600 A withdrawable air circuit breaker within a compatible SACE Emax 3 installation.
Key Advantages
- High 1600 A rated current for substantial low-voltage power distribution requirements
- 42 kA rated ultimate short-circuit breaking capacity (Icu) at 415 V
- 3-pole configuration for three-phase electrical distribution systems
- Ekip Aware LSIG trip unit for comprehensive electronic circuit protection
- Withdrawable moving part (WMP) configuration for compatible SACE Emax 3 installations
- Moving part only configuration allows the fixed part to be specified separately to suit the installation
- ABB SACE Emax 3 platform for modern low-voltage distribution and protection applications
Key Features
- SACE Emax 3 E1.3B 1600 air circuit breaker
- Rated current: In 1600 A
- 3-pole circuit breaker configuration
- Rated ultimate short-circuit breaking capacity: Icu 42 kA at 415 V
- Ekip Aware LSIG electronic trip unit
- LSIG protection functions: long-time, short-time, instantaneous and earth-fault protection
- Withdrawable version
- Moving part only (WMP); fixed part ordered separately
Advanced Protection for Low-Voltage Power Distribution
The ABB SACE Emax 3 E1.3B 1600 provides dependable switching and protection for high-current low-voltage electrical distribution systems. Its 1600 A rated current makes it suitable for demanding feeder and incoming circuit applications where robust protection and controlled switching are required.
The Ekip Aware LSIG trip unit provides electronic protection across long-time, short-time, instantaneous and earth-fault conditions. Combined with the withdrawable WMP configuration, the 1SDA128933R1 can form part of a serviceable and configurable switchgear arrangement when installed with the appropriate separately ordered fixed part.
Typical Applications
- Low-voltage power distribution systems
- Industrial electrical switchboards
- Commercial and infrastructure distribution systems
- High-current feeder protection
- Incoming circuit protection and switching
- Power distribution and management equipment
- Withdrawable low-voltage switchgear assemblies
- Industrial and commercial electrical installations requiring 1600 A protection
