Overview
The ABB S282K6A is a compact 2-pole miniature circuit breaker designed for industrial and commercial electrical protection applications. Rated for 6A continuous current at 480VAC, this DIN rail-mounted breaker features a Type K tripping characteristic, making it ideal for circuits with moderate inrush currents. The robust construction and proven ABB reliability make it a dependable choice for panel integration and retrofit applications.
Key Features
- 2-pole configuration for 3-phase or dual-phase circuit protection
- Type K tripping curve for selective coordination and nuisance-trip prevention
- DIN rail mounting for compact panel installation (35mm standard)
- Rated 480VAC, 6A continuous capacity with thermal and electromagnetic protection
- Manual on/off switch with positive indication
- Compact form factor minimizes panel space requirements
Technical Specifications
- Thermal interruption type provides instantaneous break in short-circuit conditions
- Operating voltage: 480VAC, 50/60 Hz
- Rated current: 6A
- Number of poles: 2
- Tripping characteristic: Type K (DIN VDE 0660 Part 101/p-2 compliant)
- Short-circuit capacity: 10 kA at rated voltage
- Break time: Instantaneous on short circuit
- Mounting: DIN rail, 35mm standard
- Material: Impact-resistant plastic housing with metal contacts
- Control method: Manual switch, on/off operation
- Dimensions: Compact miniature profile (width approximately 18mm)
- Weight: Approximately 0.62 lbs
Typical Applications
- Industrial automation control panels and motor circuits
- Machine tool electrical protection systems
- Process control equipment feeders
- General purpose 480V AC distribution circuits
- Retrofit replacement in legacy ABB switchgear installations
Compatibility & Replacements
The S282K6A is part of ABB’s S 280 series miniature circuit-breakers (System pro M line). It is discontinued by the manufacturer but remains in use across industrial facilities worldwide. While direct equivalents are limited, compatible alternatives include the ABB S202P series for comparable protection in smaller frame configurations. Always verify voltage rating and trip curve compatibility when considering replacements. The unit features standard ABB terminals accepting 0.75–35 mm² wire sizes, supporting both single and stranded conductor connections.
