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protection relay SIPROTEC 7SA6. Zone Z1B serves above all for the automatic reclosing func- tion and for switching functions (e.g. “manual close”). Zone Z4 is standby protection relay or transformer differential protection relay linked via a binary input. .. Manual: 7SD502 Line differential protection with two pilot–wires. The protection relay can be parameterized for use with Binary inputs. Functions are freely assignable. Quantity marshallable. 7UT. 612. 613. 633. 635. 10 Mar 2018 Siemens Siprotec 7ut61 Relay Manual SIEMENS AG & SIEMENS LTD: Siemens training course for maintenance, operation, erection and When using the CT connection examples in the SIPROTEC manuals and in this In a 7UT relay the options are that the star-point is towards the protectedOutput relay. Command / indication / alarm relay. Quantity each with 1 NO contact. 7UT. 612 device templates, Comtrade Viewer, electronic manual included. This manual is valid for SIPROTEC® 7UT6 differential protection; firmware version. 4.0. i.e. designators for information, which may be output by the relay. 7ut - Transformer Diff Relay Test - Download as Word Doc (.doc / .docx), PDF File (.pdf), Limit: D.C. burden ---12 watts (Ref to the Technical manual 7UT613 Figure 1 Illustration of the numerical differential protection relay 7UT513 (housing for surface mounting) This instruction manual does not purport to cover all. The SIPROTEC 7UT6 differential protection relays are used for fast and selective .. 230 V AC 633 635 6/12 6/12 20/28 20/28 7UT 612 613 633 635 1 1 7 1 1 14 1 1 14 1 CFC Editor (logic editor). electronic manual with license for 10 PCs.