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The DDA203 AC-63/0.03 is a 3-pole RCD block from ABB's DDA200 series, designed for assembly with S200 series MCBs. It assures protection against sinusoidal alternating earth fault currents, indirect contacts, and additional protection against direct contacts at 30 mA sensitivity.
| Standards | IEC/EN 61009 Ann. G |
| Type of Residual Current | AC type |
| Rated Voltage (Ur) | 230/400 V |
| Rated Operational Voltage | 230/400 V |
| Rated Insulation Voltage (Ui) | 500 V |
| Rated Impulse Withstand Voltage (Uimp) | 4 kV |
| Rated Current (In) | 63 A |
| Rated Residual Current | 30 mA |
| Leakage Current Type | AC |
| Rated Frequency (f) | 50 to 60 Hz |
| Power Loss | 7.6 W |
| Power Supply Connection | Arbitrary |
| Electrical Endurance | 10000 cycles |
| Number of Poles | 3 |
| Operating Characteristic | Instantaneous |
| Connecting Capacity | Rigid 25 mm², Flexible 25 mm² |
| Ambient Temperature | -25 to 55 °C |
| Degree of Protection | IP2X |
| Short-Circuit Current Rating (SCCR) | 0.03 A |
| Product Net Dimensions | 122 x 93 x 76 mm (W x H x D) |
| Product Net Weight | 0.311 kg |
Fast worldwide shipping via DHL/FedEx/UPS. 1-year warranty. New surplus in stock. Bulk inquiry welcome.
Place your order before 14:00 for earliest possible shipment handover. With round-the-clock transit operated by our partnered global logistics providers, parcels reach most international destinations following routine customs processing. Economy shipping takes 9–14 business days, while express delivery arrives in 5–8 business days, both subject to customs clearance progress.Shipping fees will be charged for all orders under USD 500, and the exact shipping cost will be determined and collected by our logistics carriers. Shipments to remote international regions will incur additional courier surcharges to offset extra cross-border transportation costs.
Factory warranty service is not applicable to this industrial control equipment, and extended warranty packages are not provided for this item.
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