Answer the following statement(s) true (T) or false (F)
1. A true three-phase transformer contains six separate transformers wound on a single core.
2. The disadvantage for three-phase transformers is that if a single transformer should fail, the entire transformer must be repaired or replaced.
3. Delta connections should be checked for proper polarity after applying power.
4. A voltmeter is a low-impedance device.
5. Three-phase transformer connections are often used to supply single-phase loads, which tend to unbalance the system.
1. FALSE
2. TRUE
3. FALSE
4. FALSE
5. TRUE
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