Siemens Reyrolle 7PG21 Solkor RF – 3xI Current Differential Protection Relay

Type: 3-Phase Pilot Wire Current Differential Protection Relay (Solkor RF – 3xI) ، Brand: Siemens Reyrolle ، Model: 7PG21 Solkor RF – 3xI ، Applications: Industrial power systems, distribution networks, feeders, interconnectors ، Features: ، Relays and CTs installed at both ends of the circuit and linked via metallic pilot wires ، Proven, robust protection system ensuring long-term reliability ، 3 current inputs per relay, housed in E6 metal enclosures ، High transient stability and fast fault detection ، Low phase and earth fault settings ، Minimal variation in performance with pilot wire length ، Optional pilot wire supervision and 15 kV isolation ، Simple installation, commissioning, and maintenance ، Compatible with Solkor R and Solkor RF configurations ، Remote intertripping and supervision options available ، Functions: ، Protection: Current differential protection via pilot wires ، Supervision: Optional pilot wire supervision and overcurrent guard ، Control: Optional unstabilising/intertripping modes ، Compliance: IEC Standards, Solkor R/RF compatible ، Mounting: Panel-mounted (E6 case) ، Availability: Authorized Siemens suppliers and distributors in India and worldwide