Description
DS203NC is a 3P+N residual current circuit breaker with overcurrent protection (RCBO) in four modules for the protection against short-circuit currents, overload, earth fault currents, indirect contacts, additional protection against direct contacts. New original ABB part, traceable to the manufacturer. Availability and price on request.
Technical Specifications
| Type of Residual Current | Type A |
|---|---|
| Rated Ultimate Short-Circuit Breaking Capacity (Icu) | 10 kA |
| Power Supply Connection | Arbitrary |
| Number of Protected Poles | 3 |
| Number of Poles | 3P+N |
| Operating Characteristic | Instantaneous |
| Rated Cross-Section | 1 – Solid-Core 25 … 25 mm² ; 4 – Multi-Wired 1 … 25 mm² |
| Tripping Characteristic | B |
| Rated Operational Voltage | acc. to IEC 60898-1 415 V |
| Rated Insulation Voltage (Ui) | acc. to IEC/EN 60664-1 500 V |
| Rated Impulse Withstand Voltage (Uimp) | 4 kV |
| Input Voltage Type | AC |
| Rated Current (In) | 25 A |
| Rated Residual Current | 300 mA |
| Rated Short-Circuit Capacity | 6 kA |
| Rated Conditional Short-Circuit Current (Inc) | 10 kA |
| Rated Frequency (f) | 50/60 Hz |
| Power Loss | Total 10.3 W |
| Overvoltage Category | III |
| Degree of Protection | IP2X |
| Pollution Degree | 2 |
| Sustainable Material Content in Packaging (wt. %) | Recycled Paper – 00 % ; Recycled Cardboard – 92 % ; Recycled Paper – 00 % |
| Position of Neutral Terminals | Right |
| Earthing Switch Type | Undelayed |
| Ambient Air Temperature | Operation -25 … 55 °C |
| Mounting Type | DIN-Rail |
| Standards | IEC 61009-1 ; IEC 61009-2-1 ; EN 61009-1 ; EN 61009-2-1 |
| Product Net Width | 71 mm |
| Product Net Height | 85 mm |
| Product Net Depth / Length | 69 mm |
| Product Net Weight | 480 g |
| Width in Number of Modular Spacings | 4 |
| Built-In Depth (t2) | 69 mm |
| EAN | 8012542400226 |
| Catalog Description | Residual Current Circuit Breaker with Overcurrent Protection DS203NC – 3P+N – 300 mA – 25 A – B – Type A – Instantaneous |
| Carbon Footprint | Full Lifecycle 11 kg CO₂ eq |
| Energy Limiting Class | 3 |
| Electrical Endurance | 10000 cycle |
| Mechanical Endurance | 20000 cycle |
| Options Provided | None |
| Accessories Available | Yes |
| Connecting Capacity | Busbar 10 mm² ; Rigid 25 … 25 mm² ; Flexible 25 … 25 mm² |
| EPLAN Data | 9AAC181438_EPLAN |
| E-Number (Norway) | 1683596 |
| Unspsc | 39121601 |
| Object Classification Code | F |
| Recyclability Rate of the Product acc. to EN45555 | Design for Closing Resource Loops – Standard EN45555 – 83.26 % |
| Extended Product Lifetime | Product Durability is Enhanced |
| Country of origin | Italy |
| Customs tariff number | 85363030 |
| Manufacturer standard delivery time | 5 days |
| Packaging unit | Box x 1 |
| Product status (supplier data) | Active |
Independent distributor — not an authorised ABB dealer. All technical parameters are taken verbatim from the official ABB product data for this exact order code; packaging, customs and delivery data come from the supplier list entry for the same code.
