Description
Overview
Essential details:RET620 ABB Transformer protection and control RET620 IEC
lf you need to inquire or purchase ,please send the product models to my email or call medirectly .
sunny He
[Email] sales@saulcontrol.com
[Mobile] 86-18059884797
[WhatsApp] 86-18059884797
[Skype] sales@saulcontrol.com
RET620 ABB Transformer protection and control RET620 IEC
Key features
- Extensive range of protection and control functionality for two-winding power transformers, including advanced and fast differential protection with high inrush stability
- Supports various neutral earthing options, matching either high-impedance or numerical low-impedance restricted earth-fault principles
- Optionally can also include automatic voltage regulation of power transformers with a motor-driven on-load tap changer and arc protection
- Supports native IEC 61850 Edition 1 and 2, including redundancy HSR and PRP, GOOSE messaging and IEC 61850-9-2 LE for less wiring and supervised communication
- Supports Modbus, DNP3 and IEC 60870-5-103 communication protocols and different time synchronization methods, including high-accuracy time synchronization via IEEE 1588 V2 Precision Time Protocol