DDA203 B-63/0.3 AP-R
Product ID:69018
Updated: 2026/4/3

Key Features
- 1Provide comprehensive protection against earth faults, overloads, and short-circuits. 2、Detect continuous pulsating earth fault currents with high 0.3A sensitivity. 3、Integrate seamlessly with MCBs S200 series and S300P for versatile applications. 4、Reduce unwanted tripping using advanced APR technology for reliable operation. 5、Withstand harsh conditions with a durable -25°C to +55°C operating range.
Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Standards | IEC/EN 61009 Ann. G IEC/EN 62423 | Type of Residual Current | Type B |
| Rated Voltage (Ur) | 230...400 V | Rated Operational Voltage | 400 V |
| Rated Insulation Voltage (Ui) | 500 V | Rated Impulse Withstand Voltage (Uimp) | 4 kV |
| Rated Current (In) | 63 A | Rated Residual Current | 300 mA |
| Maximum Surge Current | 3 kA | Leakage Current Type | B |
| Rated Frequency (f) | 50 ⦠60 Hz | Power Loss | 7.6 W |
| Power Supply Connection | Arbitrary | Electrical Endurance | 10000 cycle |
| Number of Poles | 3 | Operating Characteristic | Instantaneous (APR High Immunity) |
| Connecting Capacity | Rigid 25 ... 25 mm² Flexible 25 ... 25 mm² | Ambient Temperature | -25...55 °C |
| Ambient Air Temperature | Operation -25...55 °C | Degree of Protection | IP2X |
| Resistance to Vibrations | 20 Cycles with Load 0.8 In: 1g or 1mm 50 ⦠150 ⦠5 Hz | Resistance to Shock acc. to IEC 60068-2-27 | 25g 2 shocks 13 ms |
| Environmental Information | Refer to RoHS | Short-Circuit Current Rating (SCCR) | 0.3 ... 0.3 A |
| Product Net Width | 122 mm | Product Net Height | 93 mm |
| Product Net Depth / Length | 76 mm | Product Net Weight | 318 g |
| ETIM 8 | EC002297 - Residual current circuit breaker (RCCB) module | ETIM 9 | EC002297 - Residual current circuit breaker (RCCB) module |
| WEEE Category | 5. Small Equipment (No External Dimension More Than 50 cm) | WEEE B2C / B2B | Business To Consumer |
| CN8 | 85363030 | eClass | V11.0 : 27142210 |
| Object Classification Code | F | Manufacturer ID | 2CSB203592R3630 |
Specifications may be subject to change without notice
