$1,890.00 Original price was: $1,890.00.$688.00Current price is: $688.00.
The ABB REF542PLUS (Order Code: 1VCF752000) is a multifunctional feeder terminal unit of the Relion® 650 series, designed for medium-voltage power distribution systems to provide comprehensive protection, precise measurement, and flexible control for feeders, transformers, and motors.
| Parameter | Details |
|---|---|
| Model/Order Code | ABB REF542PLUS (1VCF752000) |
| Product Series | ABB Ability™ Relion® 650 Series |
| Manufacturer | ABB |
| Product Type | Feeder Terminal Unit (Intelligent Electronic Device) |
| Core Functions | Overcurrent/earth fault/voltage protection; power parameter measurement; breaker control; fault recording; remote communication |
| Applicable Voltage Range | 3 kV – 36 kV |
| Rated Current | 5 A – 6300 A (compatible with 1 A/5 A CT inputs) |
| Auxiliary Power Supply | 24 – 250 V AC/DC |
| Digital I/O | 10 digital inputs, 8 digital outputs (expandable) |
| Communication Interfaces | Ethernet, RS-232, RS-485 |
| Supported Protocols | IEC 61850, IEC 60870-5-103, Modbus RTU/TCP, DNP3.0 |
| Display | Backlit graphical LCD with customizable screens |
| Power Consumption | Typical 50 W; Maximum 100 W |
| Operating Temperature Range | -20°C to +60°C |
| Storage Temperature Range | -40°C to +85°C |
| Relative Humidity | 5% – 95% RH (non-condensing) |
| Protection Rating | IP20 |
| Dimensions (W × H × D) | 264 mm × 216 mm × 100 mm |
| Weight | 6 kg |
| Mounting Type | Panel-mounted or 35 mm DIN rail-mounted |
| Certifications | IEC/ANSI compliant, CE, UL |
| System Compatibility | ABB MicroSCADA Pro, substation automation systems, DCS/PLC |
| Applications | Medium-voltage distribution networks; industrial feeders; renewable energy systems; transformer/motor protection |
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.

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