S203M-C3DC
Product ID:77549
Updated: 2026/4/4
Key Features
- 1Implement current-limiting technology for enhanced electrical safety. 2、Utilize dual tripping mechanisms for reliable protection. 3、Install the compact modular design easily in boards. 4、Apply the breaker across residential and industrial applications. 5、Meet IEC/EN 60898-1 and 60947-2 standards.
Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Standards | IEC/EN 60898-2 GB 10963 IEC/EN 60947-2 GB 14048 | Tripping Characteristic | C |
| Rated Voltage (Ur) | 440 V | Rated Operational Voltage | 440 V DC |
| Rated Insulation Voltage (Ui) | 440 V | Rated Impulse Withstand Voltage (Uimp) | 4 kV |
| Input Voltage Type | DC | Rated Current (In) | 3 A |
| Rated Short-Circuit Capacity | (400 V) 10 kA | Rated Ultimate Short-Circuit Breaking Capacity (Icu) | (440 V DC) 10 kA |
| Rated Conditional Short-Circuit Current (Inc) | (400 V) 10 kA | Frequency (f) | 0...0 Hz |
| Rated Frequency (f) | 0-0 Hz | Power Loss | 4.08 W |
| Energy Limiting Class | 3 | Number of Protected Poles | 3 |
| Number of Poles | 3 | Overvoltage Category | III |
| Release Type | C | Options Provided | DC application |
| Accessories Available | Yes | Connecting Capacity | Flexible 0 ... 25 mm² Rigid 0 ... 35 mm² |
| Ambient Temperature | -25...55 °C | Ambient Air Temperature | Operation -25...55 °C |
| Degree of Protection | IP20 | Pollution Degree | 3 |
| Width in Number of Modular Spacings | 3 | Product Net Width | 0.053 m |
| Product Net Height | 0.088 m | Product Net Depth / Length | 0.044 m |
| Product Net Weight | 0.375 kg | Built-In Depth (t2) | 69 mm |
| ETIM 8 | EC000042 - Miniature circuit breaker (MCB) | ETIM 9 | EC000042 - Miniature circuit breaker (MCB) |
| WEEE Category | 5. Small Equipment (No External Dimension More Than 50 cm) | WEEE B2C / B2B | Business To Business |
| CN8 | 85362010 | eClass | V11.0 : 27141901 |
| Object Classification Code | F | Manufacturer ID | 2TAZ112300R0034 |
Specifications may be subject to change without notice