RET316*4 HESG448750M2 ABB Transformer Protection Relay
Description
RET316*4 HESG448750M2 ABB Transformer Protection Relay is a high-performance digital protection and control device designed for medium and high voltage transformers. Direct technical specifications for this model are unavailable, so reference is made to the closely related ABB Relion series transformer protection relays, with core parameters and features aligned to comparable models in the line.
| Specification | Value |
|---|---|
| Rated Voltage | Up to 245kV |
| Rated Current | Up to 5A |
| Power Supply | 24VDC, 110/220VDC/AC; 19.2VDC to 276VDC operating range |
| Operating Temperature | -40 to 70 degrees Celsius |
| Communication Protocols | IEC 61850, Modbus RTU/TCP, DNP3 |
Key Features:
- Integrates advanced digital signal processing and precision protection algorithms for fast fault detection
- Includes harmonic suppression functions to prevent false tripping from CT saturation or transformer inrush current
- Combines protection, measurement, monitoring, and event logging capabilities in a single device
- Supports remote monitoring and control via integration with SCADA systems
Applications:
- Protection for two-winding, three-winding, and autotransformers in power plants
- Transformer protection and parameter monitoring in substations
- Industrial power systems to ensure stable operation of high-voltage electrical equipment
Related Models:
- RET670 Digital Transformer Protection Relay
- RET650 Transformer Protection IED
- RET543 Transformer Protection Controller
- REG670 Multifunctional Protection Relay