Why Choose the ABB 1SDA124897R1?
The ABB 1SDA124897R1 is an SACE Emax 3 E4.3N 3200 Ekip Aware LI 3-pole fixed air circuit breaker designed for reliable low-voltage power distribution and high-current protection applications.
With a 3200 A rated current, Ekip Aware electronic trip unit and LI protection functions, this circuit breaker provides dependable long-time overload and instantaneous short-circuit protection for demanding electrical installations.
The fixed 3-pole configuration with rear horizontal terminals makes the ABB 1SDA124897R1 suitable for integration into switchboards and power distribution systems where robust protection, monitoring capability and straightforward installation are required.
Key Advantages
- 3200 A rated current for high-capacity power distribution systems
- Ekip Aware electronic release for advanced circuit protection and monitoring
- LI protection combining long-time overload and instantaneous short-circuit protection
- 3-pole fixed configuration for stable switchboard installation
- Rear horizontal terminals for practical connection within compatible assemblies
- 66 kA Icu at 440 V AC for high short-circuit interruption capability
- Suitable for demanding industrial and commercial low-voltage distribution applications
Key Features
- ABB SACE Emax 3 E4.3N series air circuit breaker
- Order code: 1SDA124897R1
- Rated current: 3200 A
- 3-pole fixed version
- Ekip Aware electronic trip unit
- LI protection functions
- Rear horizontal connection configuration
- Four auxiliary contacts and position indication
High-Current Power Distribution and Protection
The ABB 1SDA124897R1 combines the high-current capability of the Emax 3 E4.3N platform with an Ekip Aware electronic trip unit. Its LI protection functions provide long-time protection against overload conditions together with instantaneous operation for high-current short-circuit events.
The fixed 3-pole construction and rear horizontal connection arrangement make this air circuit breaker well suited to switchboards, distribution panels and other low-voltage power systems requiring dependable protection at currents up to 3200 A.
Typical Applications
- Low-voltage main distribution switchboards
- Industrial power distribution systems
- Commercial electrical distribution equipment
- High-current feeder protection
- Manufacturing and process plants
- Large building electrical infrastructure
- Power distribution and energy management installations
