Network Config Menu; Voltage Control Menu - Siemens 7sg15 microtapp Operation Manual

3.1 Tap Customisation Sub-Menu
SETTING
Physical Tap 0
Physical Tap 1
...
Physical Tap 39
NOTE: the available settings in this sub-menu will be dependant upon the "Number of Taps"
setting in the Tap-changer Menu.

4 Network Config Menu

SETTING
Transformer Group
System Group Capacity
(MVA)
Power System Rotation
System Power Factor
Voltage Control Method
Frequency Voltage Reduction
Freq. Voltage Redn. Level (Hz)

5 Voltage Control Menu

SETTING
Target Voltage
(% of nominal voltage)
Voltage Band
(% of nominal voltage)
Load Drop Comp.
(% of nominal voltage)
Initial Delay
(seconds)
Inter-tap Delay
(seconds)
High Volts Char.
Fast Tap Down
Tap Stagger Circ. Current
(% of System Group Capacity)
Alarm Time
(seconds)
Auxiliary Target 1
(% of nominal voltage)
Auxiliary Target 2
(% of nominal voltage)
Auxiliary Target 3
(% of nominal voltage)
©2012 Siemens Protection Devices Limited
RANGE
-99 to 99 plus ' ' or 'T'
-99 to 99 plus ' ' or 'T'
-99 to 99 plus ' ' or 'T'
-99 to 99 plus ' ' or 'T'
RANGE
A to H
1 to 10 @ steps of 0.1,
10.5 to 200 @ steps of 0.5,
201 to 2000 @ steps of 1
A-B-C or A-C-B
0 to 0.95 @ steps of 0.01,
0.955 to 1.0 @ steps of 0.005
Lagging or leading
TAPP or Circ. Current
Enabled or Disabled
47 to 62 @ steps of 0.1
RANGE
85 to 115 @ steps of 0.1
0.5 to 10.0 @ steps of 0.1
0 to 20 @ step of 0.1
2 to 180 @ steps of 1
Continuous,
1 to 120 @ steps of 1
DTL or IDMTL
Enabled or Disabled
-10.0 to +10.0 @ steps of 0.1
0 to 900 @ steps of 10
85 to 115 @ step of 0.1
85 to 115 @ step of 0.1
85 to 115 @ step of 0.1
7SG15 MicroTAPP Settings
DEFAULT
0
1
...
39
DEFAULT
A
30.0 MVA
A-B-C
0.970 lagging
TAPP
Enabled
48.0 Hz
DEFAULT
100.0 %
+/- 1.5 %
2.5 %
120 s
10 s
DTL
Enabled
0.0 %
900 s
97 %
94 %
103 %
Chapter 3 Page 4 of 8