Description
DSX203NC 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. DSX203NC is part of the FlexLine portfolio. New original ABB part, traceable to the manufacturer. Availability and price on request.
Technical Specifications
| Type of Residual Current | Type A |
|---|---|
| Test Voltage (Ut) | 300… 440 V |
| Dielectric Test Voltage | 2.5 kV |
| Rated Residual Breaking Capacity (IΔm) | EN 61009-1 6000 A | IEC 61009-1 4500 A |
| Contact Position Indication | Red ON / Green OFF |
| Number of Protected Poles | 3 |
| Number of Poles | 3P+N |
| Operating Characteristic | Instantaneous |
| Wire Stripping Length | 12 mm |
| Tripping Characteristic | C |
| Rated Operational Voltage | acc. to IEC 60898-1 400 V |
| Rated Insulation Voltage (U<sub>i</sub>) | acc. to IEC/EN 60664-1 500 V |
| Rated Impulse Withstand Voltage (U<sub>imp</sub>) | 4 kV |
| Input Voltage Type | AC |
| Rated Current (I<sub>n</sub>) | 6 A |
| Rated Residual Current | 30 mA |
| Rated Conditional Short-Circuit Current (I<sub>nc</sub>) | 10 kA |
| Rated Frequency (f) | 50 Hz |
| Power Loss | Total 6.3 W |
| Overvoltage Category | III |
| Degree of Protection | IP2X | IP40 |
| Pollution Degree | 2 |
| Position of Neutral Terminals | Right |
| Housing Type | Insulation group I, RAL 7035 |
| Screw Terminal Type | Failsafe Bi-directional Cylinder-lift Terminal |
| Terminal Type | Screw Terminals | Push-in Spring Terminals |
| Actuator Type | Toggle |
| 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 |
| Width in Number of Modular Spacings | 4 |
| Product Net Width | 71 mm |
| Product Net Height | 85 mm |
| Product Net Depth / Length | 69 mm |
| Product Net Weight | 480 g |
| Built-In Depth (<em>t<sub>2</sub></em>) | 69 mm |
| EAN | 8012542528258 |
| Catalog Description | Residual Current Circuit Breaker with Overcurrent Protection DSX203NC – 3P+N – 30 mA – 6 A – C – Type A – Instantaneous |
| Carbon Footprint | Full Lifecycle 398.7 kg CO₂ eq |
| Energy Limiting Class | 3 |
| Electrical Endurance | 7000 cycle |
| Mechanical Endurance | 20000 cycle |
| Number of Modular Spacings per DIN Rail | 4 |
| Fault Indication | Blue Flag Below Toggle |
| Tightening Torque | 1.2 N·m |
| Actuator Marking | I / O |
| Options Provided | screwless |
| Number of Modules | 4 |
| Environmental Conditions | 28 cycle | |with 25 °C / 95-100 % | |with 55 °C / 90-96 % |
| Unspsc | 39121601 |
| Object Classification Code | F |
| Etim9 | EC000905 – Earth leakage circuit breaker |
| Etim10 | EC000905 – Earth leakage circuit breaker |
| ABB Site Meeting Group Waste To Landfill Target | No non-hazardous waste is sent to a landfill |
| Country of origin | Italy |
| Customs tariff number | 85363010 |
| Manufacturer standard delivery time | 5 days |
| Packaging unit | Package 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.
