7SR105 Rho Description of Operation
©2018 Siemens Protection Devices Chapter 1 Page 9 of 57
1.6 Terminal Diagram
The relay is housed in a non draw-out case 4U high Size 4 case. The rear connection comprises of user-friendly
pluggable type terminals for BI, BO, communication, and power supply wire connections.
The CT terminals are suitable for ring type lug connection and to provide a secure and reliable termination.
1.6.1 Terminal Diagram with Control Push Buttons
Fig 8. Terminal/Wiring Diagram View (Non RTD)
Fig 9. Terminal/Wiring Diagram View (RTD)
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