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ABB RET670 1MRK004816-AB Numerical Protection Relay
Original price was: $5,980.00.$3,999.00Current price is: $3,999.00.
The ABB RET670 (Order No.: 1MRK004816-AB) is a high-performance numerical protection relay of the Relion® series, designed for protecting transformers, generators, and power lines with precise measurement, multiple protection functions, and seamless communication with substation automation systems .
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Description
| Parameter | Details |
|---|---|
| Model | RET670 (Order No.: 1MRK004816-AB) |
| Manufacturer | ABB |
| Product Type | Numerical Protection Relay (Relion® Series) |
| Core Functions | Transformer/generator/line protection; overcurrent/overvoltage/undervoltage/earth fault protection; differential protection; fault recording; remote monitoring & control; auto-reclosing/load shedding |
| Input Current Range | 1 A AC or 5 A AC (secondary current from CTs) |
| Input Voltage Range | 57.7 V AC (line-neutral) or 100 V AC (line-line, secondary voltage from VTs) |
| Measurement Accuracy | ±0.5% Full Scale (for current/voltage) |
| Fault Recording | Up to 100 event records; sampling rate ≥ 1000 samples/s |
| Communication Interfaces | 2×Ethernet (supports IEC 61850); 1×RS-485 (Modbus RTU/DNP3.0); 1×LON bus (via SLM module) |
| Digital I/O | 16 digital inputs; 16 digital outputs (relay type, 5 A/250 V AC max) |
| Power Supply | 24 V DC ±20%; 110/230 V AC ±20% (50/60 Hz) |
| Power Consumption | 15 W max (DC supply); 18 W max (AC supply) |
| Operating Temperature Range | -20°C to +55°C |
| Storage Temperature Range | -40°C to +85°C |
| Relative Humidity | 5% – 95% RH (non-condensing) |
| Protection Rating | IP20 |
| Dimensions (W × H × D) | 110 mm × 70 mm × 35 mm |
| Weight | 0.3 kg |
| Mounting Type | Panel-mounted or 19-inch rack-mounted (2U height) |
| Certifications | CE, UL, CSA, IEC 61850 (Ed. 2.1), IEC 60255 |
| Key Features | Color LCD display; built-in self-diagnostics; LED status indicators; programmable protection logic; 6 constrained CT inputs |
| System Compatibility | Substation automation systems; ABB 800xA DCS; SCADA systems; other Relion® relays |
| Applications | Power plant transformers; synchronous generators; transmission/distribution lines; industrial power networks; substations |
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