ABB 1SDA124832R1 Emax 3 E2.3B 1600 Ekip Aware LI 3p FHR
The ABB 1SDA124832R1 is an Emax 3 E2.3B air circuit breaker rated at 1600 A, featuring an Ekip Aware LI electronic trip unit and a fixed three-pole configuration for high-capacity low-voltage power distribution and protection.
Designed for demanding industrial and commercial installations, this Emax 3 circuit breaker provides adjustable long-time and instantaneous protection, with an I1 setting range of 640–1600 A and an I3 setting range of 2400–24000 A.
With a service voltage of up to 690 V AC, a 42 kA ultimate short-circuit breaking capacity and rear-mounted horizontally orientable terminals, the 1SDA124832R1 provides a robust solution for high-current switchboards and distribution assemblies.
Key Advantages
- ABB Emax 3 E2.3B air circuit breaker for high-capacity low-voltage distribution systems
- 1600 A rated current for demanding power distribution applications
- Three-pole fixed construction for dependable installation and operation
- Ekip Aware LI electronic protection with adjustable long-time and instantaneous thresholds
- 42 kA ultimate short-circuit breaking capacity at 440 V AC
- Suitable for systems operating at up to 690 V AC
- Rear-mounted horizontal terminals with orientation suitable for installation requirements
- Four auxiliary contacts for monitoring and control functions
- IP30 degree of protection for the circuit breaker assembly
Key Features
- Product series: ABB Emax 3 E2.3B
- Model: E2.3B 1600 Ekip Aware LI 3p FHR
- Electronic trip unit: Ekip Aware LI
- Rated current: 1600 A
- Number of poles: 3
- Installation: Fixed
- Terminal configuration: Rear-mounted horizontal, orientable
- Connection: Bolt connection
- Auxiliary contacts: 4
- Open/closed position indication
Reliable Protection for High-Capacity Low-Voltage Power Distribution
The ABB Emax 3 E2.3B 1600 Ekip Aware LI 3p FHR combines high current capacity with adjustable electronic protection for demanding low-voltage electrical systems. Its LI protection functions provide adjustable long-time overload protection together with instantaneous short-circuit protection, allowing the breaker to be configured to suit the characteristics of the installation.
The E2.3B frame provides a 42 kA ultimate short-circuit breaking capacity and a 42 kA short-time withstand current for 1 s. The fixed three-pole construction with rear-mounted horizontally orientable terminals supports practical integration into compatible switchboards and distribution assemblies.
Typical Applications
- Industrial power distribution
- Commercial electrical distribution systems
- Main and sub-main switchboards
- High-capacity feeder protection
- Industrial machinery power supplies
- Generator and transformer protection applications
- Low-voltage distribution panels
- Infrastructure and building power systems
