LNG Operations - Engine

ExProof Equipment Knowledge

Understanding explosion-proof equipment means the difference between routine ops and total disaster. Faulty exposed sensor or wrong tools? Boom - lives lost, ecosystems poisoned, billions in damage.

प्रश्न 18

समय सीमा 9 min

भाषा अंग्रेज़ी

नमूना प्रश्न

यहाँ इस क्विज़ के कुछ उदाहरण प्रश्न हैं। पूरा टेस्ट देने के लिए GYRO ऐप डाउनलोड करें।

प्रश्न 1

What could cause Ex d equipment to fail in containing an internal explosion in a Zone 1 environment?

A Bad flamepaths or inadequate sealing.

B Insufficient power supply.

C Short circuit failure.

D Improper wiring.

प्रश्न 2

What is the primary function of IS cable glands in hazardous zones?

A To protect the IS circuit by preventing sparks and heat from escaping the connecting site.

B To reduce signal interference.

C To provide additional electrical conductivity.

D To improve grounding efficiency.

प्रश्न 3

What means High EPL of the device?

A That device is safe even with one fault during operation in Hazardous Zones.

B That device is safe without any faults during operation in Hazardous Zones.

C That device is safe even after three faults during operation in Hazardous Zones.

प्रश्न 4

Describe "Zone 2" onboard Gas Carrier?

A Zone 2 - is an area where an explosive atmosphere is not often and only for short periods of time.

B Zone 2 - is an area where there is no explosive atmosphere and it's safe.

C Zone 2 - is an area where an explosive atmosphere is present continuously, for long periods or frequently.

प्रश्न 5

What means Very High EPL of the device?

A That device is unlikely to ignite in regular operation, predicted malfunctions, uncommon failures, or when kept off during a gas breakout. Even if there are two or more failures.

B Ensures the device is unlikely to ignite in breakdown operation, or when kept off during a gas breakout. Even if there are three or more failures.

C Ensures that device fits all ExProof Standards and certifications.

यह क्विज़ दें. इस क्विज़ को देने और अपनी प्रगति ट्रैक करने के लिए GYRO ऐप डाउनलोड करें।