7SG15 MicroTAPP Settings
©2012 Siemens Protection Devices Limited Chapter 3 Page 3 of 8
[101] MicroTAPP 101 only
[102] MicroTAPP 102 only
‘C’ indicates setting value is common across all Settings Groups.
1 System Config Menu
SETTING RANGE DEFAULT
Active Group C 1 to 8 1
View / Edit Group C 1 to 8 1
Status Select Grp. Mode C Edge Triggered or Level Triggered Edge Triggered
Relay Identifier C Up to 16 alphanumeric characters MICROTAPP
Set Date C DD/MM/YYYY 01/01/1980
Set Time C HH:MM:SS 00:00:00
Voltage Display Time C 15 minutes or 1 hour 1 hour
MPPC Failure Detection C Enabled or Disabled Disabled
Change Password C 4 alphanumeric characters NONE
Local / Remote Control C Keypad or Status Input Keypad
2 Transformer Menu
SETTING RANGE DEFAULT
Transformer Number C 1 to 16 1
Transformer Capacity
(MVA)
C 1 to 10 @ steps of 0.1,
10.5 to 200 @ steps of 0.5,
201 to 2000 @ steps of 1
30.0 MVA
Transformer Impedance
(%)
C 5 to 50 @ steps of 0.1 20.0 %
[102] Trfmr. Nominal Primary
(kV)
C 0.4 to 40 @ steps 0.1,
41 to 200 @ steps of 1,
205 to 800 @ steps of 5
33.0 kV
Trfmr. Nominal Sec’y
(kV)
C 0.4 to 40 @ steps 0.1,
41 to 200 @ steps of 1,
205 to 800 @ steps of 5
11.0 kV
VT Phases C 3-Phase, AB, BC, CA, AE, BE, CE 3-Phase
VT Ratio
(kV : V)
C 0.4 to 40 @ steps 0.1,
41 to 200 @ steps of 1,
205 to 800 @ steps of 5
11.0 kV : 110 V
63.5, 100, 110, 120, 200, 210, 220, 230,
240, 250
CT Phase C A, B or C A
CT Ratio
(A)
C 25 to 100 @ steps of 1
105 to 10,000 @ steps of 5
1500 : 1 A
0.5, 1, 2, 5
CT Direction C Forward or Reverse Forward
3 TAP-Changer Menu
SETTING RANGE DEFAULT
Number of Taps C 1 to 39 19
Input Type C Resistor Chain, Binary, BCD or
Gray Code
Resistor Chain
Additional resistor equiv. to C 0.5 to 2 @ step 0.01,
2.1 to 20 @ step 0.1
1.00 taps
Tap Customisation C Enabled or Disabled Disabled
[101] Lowest Tap C Lowest Voltage or Highest Voltage Lowest Voltage
T/C Runaway Detection Enabled or Disabled Enabled
Tap Pulse Length
(milliseconds)
C 0 to 1000 @ step of 1,
1010 to 10,000 @ step of 10,
10,100 to 60,000 @ step of 100
1500 ms
Tap-changer Scheme C Basic or Step-by-Step Basic
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