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The ABB RD3P (2CSJ203001R0002) is a premium residual current monitoring relay with milliamp-level sensitivity, designed for critical earth fault protection in earthed power systems. It features an adjustable response range of 1 mA to 500 mA, a 60% pre-alarm threshold, adjustable minimum delay, and integrated frequency filtering for reliable operation in electrically noisy environments. Powered by 230/400 V AC with 3.6 W consumption, the DIN-rail-mounted relay is suitable for demanding industrial applications.
| Product Type | Current Monitoring Relay |
| Model | RD3P |
| Order Code | 2CSJ203001R0002 |
| Supply Voltage | 230/400 V AC |
| Type | Type A |
| Response Range | 1 mA - 500 mA adjustable |
| Pre-alarm Threshold | 60% of set value |
| Delay | Adjustable minimum delay |
| Frequency Filtering | Yes |
| Power Consumption | 3.6 W |
| Dimensions (W x H x D) | 52 x 63 x 85 mm |
| Weight | 493 g |
| Mounting Type | DIN rail |
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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