


ABB REF542plus 1VCF750090R0802 Integrated Protection & Control Device
Manufacturer: ABB
-
Part Number: REF542plus 1VCF750090R0802
Condition:New with Original Package
Product Type: Integrated Protection & Control Device
-
Country of Origin: Sweden
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
ABB REF542plus – Multifunction Protection and Bay Control Unit
The ABB REF542plus is a high-performance multifunctional protection, control, and monitoring unit engineered for medium-voltage switchgear systems. It integrates protection, control, measurement, and communication in one compact device, simplifying installation and maintenance.
With modular hardware and flexible software configuration, the REF542plus adapts to substations, industrial plants, and utility networks. Its advanced 32-bit microcontroller ensures fast processing and reliable operation under harsh conditions.
Technical Specifications
Feature | Description |
---|---|
Model | REF542plus |
Part Number | 1VCF750090R0802 |
Function | Protection, control, monitoring, and automation for MV switchgear |
Power Supply | 48–250 V DC, 100–240 V AC, ±15% tolerance |
Analog Inputs | Up to 8 configurable channels, 1.25 kHz sampling rate |
Current Inputs | Rated 1 A or 5 A, 100 A thermal withstand for 1 s |
Binary Inputs | Up to 24 channels, 24–250 V DC rated voltage |
Relay Outputs | Up to 14 outputs, 5 A at 250 V AC switching capacity |
Communication Interfaces | RS-485, CAN bus, Ethernet (10/100 Mbps) |
Processor | 32-bit microcontroller, 40 MHz clock speed |
Display & HMI | Separate HMI, RS-485 shielded connection, local operation |
Programming Language | FUPLA (Functional Block Programming Language) |
Operating Temperature | –25°C to +70°C |
Storage Temperature | –40°C to +85°C |
Dimensions | 225 × 175 × 150 mm |
Weight | 3.5 kg |
Self-Monitoring | Built-in diagnostics and fault detection |
Certifications | CE, IEC standards for protection and control equipment |