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ABB REC670 1MRK004814-AC Numerical Protection Relay for Power Systems

ABB REC670 1MRK004814-AC Numerical Protection Relay for Power Systems

Original price was: $3,980.00.Current 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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Category: ABB

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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About brand

AC 800M is a family of rail-mounted modules, consisting of CPUs, communication modules, power supply modules and various accessories. There are several CPU modules to choose from, ranging from single units with medium processing power and memory to fully redundant units with high processing power.

● AC 800M Controllers
● S800 I/O
● AC 800M Communication interfaces
● S100 I/O Communication interfaces
● Panel 800 series
● Medium and high voltage series
● Other systems