Vanguard Tri-Phase - Manual (Page 34)

TRI-PHASE OPERATING™ INSTRUCTIONS
34
13.4 Transformer Voltage Data Entry Status Displays
NAME PLATE VOLTAGE:
H : X
0 :
Figure 18.0 Name Plate Voltage Status Display
NAME PLATE VOLTAGE:
H : X
2,400 :
Figure 19.0 Name Plate Voltage Display, H Voltage Keyed In
NAME PLATE VOLTAGE:
H : X
2,400 : 0
Figure 20.0 Name Plate Voltage Display, H Voltage Entered
NAME PLATE VOLTAGE:
H : X
2,400 : 240
Figure 21.0 Name Plate Voltage Display, X Voltage Keyed In
a. Description: Allows for entry of the H and X voltages for the transformer to be tested,
which are used to calculate the turns-ratio. The operator enters the transformer nameplate
voltages.
b. Origin: The name plate voltage status will display on LCD after the operator has selected
menu option 1 on the “Transformer Name Plate Voltage Menu” (Figure 17.0).
c. Action Options: Press key numbers 0 thru 9 to enter transformer voltages. Press the
“ENTER” key to confirm voltage entry. The Control Knob may be pushed down after the
numeric keys are pressed for each entry of H and X voltages. Press the “CLEAR” key to re-
enter data.
d. Action To Perform: Enter name plate voltages of 2400 for H, and enter 240 for X for this
test example.