Vprimary = 110 V Vsecondary = 110 V
I pri.(Rated) = 1 A I sec.(Rated) = 1 A
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Insulating Resistance
Rprimary = 0.0 Ω Rsecondary = 0.0 Ω
Rprimary to core = ∞ Ω Rsecondary to core= ∞ Ω
Rpri to sec = ∞Ω
1. Transformation Ratio
2. Approximated Equivalent Circuit
Rp = 7.7 Ω Xp = 0.0 Ω
Rc = 1023.28 Ω Xm = 559.43 Ω
3. Load Test (Constant Input Voltage)
S1 = 122.3 VA S2 = 105.78 VA Voltage Regulation = 7.14 %
4. Polarity Test 
V12 = 30.5 V --------------- V34 = 30.6 V ----------------- V13 = 61.4 V
5. Voltage Tapping (Constant Input Voltage)
6. Step-Down Autotransformer (Constant Input Voltage)
At Full Load Condition : %η = 92.71 % Losses = 15.1 W
S1 = 222.4 VA S2 = 187.59 VA Voltage Regulation = 0.45 %
7.Step-Up Autotransformer (Constant Input Voltage) 
At Full Load Condition : %η = 90.72 % Losses = 23.2 W
S1 = 251.7 VA S2 = 225.4 VA Voltage Regulation = 5.57 %
8. Voltage Regulator for Fluorescent Lamp 3 X 36 W
(Constant Input Voltage)
At Full Load Condition %η = 87.92 % Losses = 13.9 W
S1 = 193.78 VA S2 = 174.72 VA Voltage Regulation = 0.00%
At Full Load Condition %η = 92.65 % Losses = 9.2 W
S1 = 220.89 VA S2 = 188.79 VA Voltage Regulation = 0.0 %
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