Flexibility and high functionality for two-winding transformer protection and control applications
RET630 is a comprehensive transformer management relay for the protection, control, measurement and supervision of power transformers, including step-up transformers, and power generator-transformer units in utility and industrial power distribution systems. RET630 is also ideal for transformer bay control.
Scope
• RET630 has been designed to be the main protection and offer full protection for two-winding power transformers Product benefits
• Freely configurable functionality to meet application specific requirements
• Extensive functionality and scalable hardware for the most demanding applications
• All-in-one solution with integration of protection, control, monitoring and supervision in one relay
• Large integrated or detached HMI with user configurable push buttons, making it easy to use
• Extensive life-cycle services Product features
• Transformer differential protection, thermal overload protection, voltage protection, and hot spot and aging rate monitoring
• Optional automatic voltage regulation of power transformers with a motor driven on-load tap-changer
• 8 RTD/mA inputs and 4 mA outputs
• Supports native IEC 61850 Edition 1, including GOOSE messaging for less wiring and supervised communication
• Supports DNP3 (TCP/IP) and IEC 60870-5-103