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- ABB 2CSS255101R0254 SN201-C25 1P+N 25A C-Curve 6kA DIN Rail Miniature Circuit Breaker (MCB) ABB 2CSS255101R0254 SN201-C25 1P+N 25A C-Curve 6kA DIN Rail Miniature Circuit Breaker (MCB)
ABB 2CSS255101R0254 SN201-C25 1P+N 25A C-Curve 6kA DIN Rail Miniature Circuit Breaker (MCB)
ABB 2CSS255101R0254 SN201-C25 1P+N 25A C-Curve 6kA DIN Rail Miniature Circuit Breaker (MCB)
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- Description
The ABB 2CSS255101R0254 SN201-C25 is a 1P+N miniature circuit breaker rated 25 A with a C tripping curve, delivering 6 kA short-circuit capacity at 230 V for overload and short-circuit protection. Housed in a single DIN-rail module with cage screw terminals, it places the neutral terminal on the right-hand side.
Technical Specifications
| SKU | 2CSS255101R0254 |
| Brand | ABB |
| Series | SN201 |
| Catalog Designation | SN201-C25 |
| EAN | 8012542092155 |
| Tripping Characteristic | C |
| Rated Current (In) | 25 A |
| Number of Poles | 1P+N |
| Rated Voltage (Ur) | 230 V AC |
| Rated Short-Circuit Capacity (Icn) | 6 kA at 230 V |
| Rated Ultimate Breaking Capacity (Icu) | 10 kA at 230 V |
| Rated Service Breaking Capacity (Ics) | 6 kA at 230 V AC |
| Rated Insulation Voltage (Ui) | 500 V |
| Rated Impulse Withstand Voltage (Uimp) | 4 kV |
| Rated Frequency | 50/60 Hz |
| Power Loss | 4.4 W |
| Overvoltage Category | III |
| Degree of Protection | IP20 |
| Terminal Type | Screw, Cage Terminal |
| Connecting Capacity | Flexible 1-10 mm2 / Rigid 1-16 mm2 |
| Width | 18 mm (1 module) |
| Net Weight | 0.11 kg |
Certifications & Standards
- IEC/EN 60898-1
Selection Notes
At 25 A, this C-curve breaker covers sub-circuits feeding fixed single-phase appliances or combined socket/lighting loads where occasional inrush from small motors or transformers must not cause nuisance tripping. Use the 32 A or 40 A siblings in this series for heavier fixed loads, or a lower-current variant where the circuit's continuous draw is well under 25 A.