Consider the following statements associated with Buchholz’s relays.Statement 1: Buchholz's relay is used for protection of a transformer against incipient faults.Statement 2: Buchholz's relay can be installed on oil cooled transformers.

• A. Both Statement 1 and Statement 2 are TRUE
• B. Statement 1 is TRUE and Statement 2 is FALSE
• C. Both Statement 1 and Statement 2 are FALSE
• D. Statement 1 is FALSE and Statement 2 is TRUE

Answer: (A)

Buchholz relay is used for protecting transformer against incipient or internal faults.
Buchholz relay is a gas-actuated relay installed in oil immersed transformers for protection against all kinds of faults.