Figure 5-2 Logic Diagram: Vt Supervision Function (60Vts) - Siemens 7SR12 Argus Manual

60VTS Element
Enabled
Disabled
60VTS Inhibit
1 or 2 Phase Fail
Component
V0
VL1
Phase
V1
VL2 Seq.
Filter
V2
VL3
NPS/ZPS
I0
IL1
Phase
I1
IL2 Seq.
Filter
I2
IL3
I1
I1
V1
External Trigger
60VTS Ext_Trig
External Reset
60VTS Ext_Reset

Figure 5-2 Logic Diagram: VT Supervision Function (60VTS)

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60VTS
V Setting
V
>
I Setting
I
>
3 Phase Fail
Ipps Load
>
Ipps
<
Vpps Setting
<
7SR11 & 7SR12 Description Of Operation
&
&
&
> 1
&
&
60VTS Delay
S
Q
60VTS Operated
R
>1
Chapter 1 Page 75 of 88