Sensitive E/F; 51Sef-1 - Siemens Argus 7SR21 Technical Manual

Description
Gn 50G-3 Dir. Control
Selects whether 50G-3 element is non-directional, forward or
reverse
Gn 50G-3 Setting
Pickup level
Gn 50G-3 Delay
Sets operate delay time
Gn 50G-3 VTS Action
Selects whether 50G-3 element is blocked or made non-
directional when VTS operates
Gn 50G-3 Inrush Action
Selects if the 50G-3 element is blocked from operating when
2nd Harmonic Inrush Detector operates
3.4.5.8. 50G-4
Description
Gn 50G-4 Element
Selects whether the DTL measured Earth fault element is
enabled
Gn 50G-4 Dir. Control
Selects whether 50G-4 element is non-directional, forward or
reverse
Gn 50G-4 Setting
Pickup level
Gn 50G-4 Delay
Sets operate delay time
Gn 50G-4 VTS Action
Selects whether 50G-4 element is blocked or made non-
directional when VTS operates
Gn 50G-4 Inrush Action
Selects if the 50G-4 element is blocked from operating when
2nd Harmonic Inrush Detector operates
3.4.6.

Sensitive E/F

Description
Gn 67SEF Char Angle
Maximum torque angle for sensitive earth fault elements
Gn 67SEF Minimum Voltage
Selects the directional elements minimum voltage, below
which the element will be inhibited
3.4.6.1.

51SEF-1

Description
Gn 51SEF-1 Element
Selects whether the 51SEF-1 IDMTL Sensitive Earth Fault
element is enabled
Gn 51SEF-1 Dir. Control
Selects whether 51SEF-1 element is non-directional, forward
or reverse
Gn 51SEF-1 Setting
Pickup level
Unrestricted ©2018 Siemens Protection Devices Limited
Range
Non-Dir, Forward, Reverse
0.005, 0.006 ... 24.95, 25
0, 0.01 ... 14300, 14400
Off, Inhibit, Non-Dir
Off, Inhibit
Range
Disabled, Enabled
Non-Dir, Forward, Reverse
0.005, 0.006 ... 24.95, 25
0, 0.01 ... 14300, 14400
Off, Inhibit, Non-Dir
Off, Inhibit
Range
-95, -94 ... 94, 95
0.33, 0.5, 1, 1.5, 2, 2.5, 3
Range
Disabled, Enabled
Non-Dir, Forward, Reverse
0.005, 0.006 ... 0.995, 1
7SR220 Settings Guide
Default
Non-Dir
0.5 xIn
0 s
Off
Off
Default
Disabled
Non-Dir
0.5 xIn
0 s
Off
Off
Default
-15 deg
0.33 V
Default
Disabled
Non-Dir
0.2 xIn
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