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Siemens Reyrolle 7SR51 Overcurrent Protection Relay
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Technical Specifications
Inputs/Outputs:
• 4 CT + 8 BI + 6 BO
• 4 CT + 13 BI + 8 BO
• 4 CT + 38 BI + 18 BO
• 4 CT + 4 VT + 9 BI + 8 BO
• 4 CT + 4 VT + 14 BI + 10 BO
• 4 CT + 4 VT + 39 BI + 20 BO
Communication: USB front port, RS485, dual RJ45 Ethernet, optional optical Ethernet
Display: 128x128 backlit LCD, with mimic diagram capability
Housing: Size 6 or 12, withdrawable design
Standard IEC 61850 communication, enhanced cybersecurity
Application: Industrial feeders, utilities, and substations
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