With reference to I-phase transformers, match the transformer tests in column A with the purpose of the tests in column B.
|
Column A |
Column B |
||
|
A. |
Short circuit test |
I. |
Wattmeter reads the core losses |
|
B. |
Sumpner’s test I |
II. |
Wattmeter reads the full load copper losses |
|
C. |
Open circuit test |
III. |
Determines maximum temperature rise |
1
A - II, B - III, C - I
2
A - II, B - I, C - III
3
A - I, B - II, C - III
4
A - III, B - I, C - II