Aux 1 Unit 6 Q4

1 / 6

Where is a fusible plug typically fitted in an air compressor system?

C) On the suction side of the compressor

A) On the discharge line

B) On the intercooler or air receiver, where the risk of overheating is high

D) On the motor housing

2 / 6

Under what circumstances does a bursting disc in an air compressor system operate?

A) When the compressor’s oil level is too low

C) When the air temperature is too low

B) When the system pressure exceeds the design pressure limit

D) When the compressor motor is overloaded

3 / 6

What happens when a bursting disc in an air compressor system operates?

A) The disc releases air to prevent overpressure, permanently rupturing and requiring replacement

C) The disc reseals itself after releasing some pressure

B) The compressor automatically shuts down

D) The air temperature is automatically adjusted

4 / 6

Where is a bursting disc typically located in an air compressor system?

A) On the compressor's electrical panel

B) On the high-pressure side of the system, such as the discharge line or air receiver

D) On the compressor’s oil filter

C) On the low-pressure intake side

5 / 6

What is the primary purpose of a fusible plug in an air compressor system?

B) To prevent overheating by releasing air in the event of high temperatures

A) To maintain consistent air pressure

C) To increase the efficiency of the compressor

D) To filter impurities from the air

6 / 6

Under what circumstances does a fusible plug in an air compressor system operate?

B) When the temperature reaches a specific threshold due to overheating

D) When there is excessive moisture in the compressed air

C) When the compressor reaches its maximum speed

A) When the air pressure exceeds a safe limit

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