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ABB REC670 1MRK004814-AC Numerical Protection Relay for Power Systems
Original price was: $3,980.00.$2,260.00Current price is: $2,260.00.
The ABB REC670 (Order No.: 1MRK004814-AC) is a comprehensive numerical relay for power system protection, designed to protect transformers, generators, and busbars with advanced protection functions, fault recording, and seamless communication with control systems.
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Description
| Parameter | Details |
|---|---|
| Model | REC670 (Order No.: 1MRK004814-AC) |
| Manufacturer | ABB |
| Product Type | Numerical Protection Relay for Power Systems |
| Core Functions | Transformer/generator/busbar protection; fault detection & clearing; event/fault recording; remote monitoring & control; power quality analysis |
| Protection Functions | Differential protection, overcurrent protection, earth fault protection, overvoltage/undervoltage protection, thermal overload protection |
| Input Current Range | 5 A AC or 1 A AC (secondary current from CTs) |
| Input Voltage Range | 100 V AC (line-line) or 57.7 V AC (line-neutral, secondary voltage from VTs) |
| Measurement Accuracy | Current: ±0.2% of rated value; Voltage: ±0.2% of rated value; Power: ±0.5% of rated value |
| Fault Recording | Up to 100 fault records; 1000 samples/s sampling rate; 20 pre-fault/80 post-fault cycles |
| Communication Interfaces | 2×Ethernet (10/100 Mbps, RJ45; supports IEC 61850, Modbus TCP); 1×RS-485 (Modbus RTU) |
| Digital I/O | 16 digital inputs; 10 digital outputs (relay outputs, 5 A/250 V AC) |
| Power Supply | 110/220 V DC ±20%; 110/220 V AC ±20% (50/60 Hz) |
| Power Consumption | 15 W max (DC supply); 18 W max (AC supply) |
| Operating Temperature Range | -25°C to +70°C |
| Storage Temperature Range | -40°C to +85°C |
| Relative Humidity | 5% – 95% RH (non-condensing, no dew formation) |
| Protection Rating | IP40 (front panel); IP20 (rear terminals, when installed in cabinet) |
| Dimensions (W × H × D) | 144 mm × 267 mm × 190 mm |
| Weight | 3.5 kg |
| Mounting Type | Panel-mounted (19-inch rack, 3U height) |
| Certifications | CE, UL, CSA, IEC 61850 (Ed. 2.1), IEC 60255 (protection relay standards) |
| Key Features | Color LCD display (320×240 pixels) for local operation; built-in self-diagnostics; time synchronization (IRIG-B, SNTP); password-based access control |
| System Compatibility | Power plant DCS/SCADA systems; substation automation systems; ABB REF series relays |
| Applications | High-voltage transformers (distribution/transmission); synchronous generators; power system busbars; industrial power networks |
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