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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.

Mga Tanong 18
Time Limit 9 min
Wika Ingles

Mga Sample na Tanong

Narito ang ilang halimbawang tanong mula sa quiz na ito. I-download ang GYRO app upang kunin ang buong pagsusulit.

Tanong 1

Why must Exproof personal flashlights be used in enclosed spaces classified as hazardous?

A The flashlight could generate sparks or heat, igniting the explosive atmosphere in the Zone 0, 1.
B The flashlight will drain its battery faster.
C The flashlight will not work properly.
D The flashlight will malfunction.

Tanong 2

What does "Gc" mean?

A Equipment Protection Level for gases, mists, vapors in Zone II.
B Gas Zone I, II
C Equipment Protection Level for dusts in Zone I, II.
D Equipment Protection Level for gases, mists, vapors in Zone 0.

Tanong 3

What does the "T" rating (T1, T2, T3, T4) on Exproof equipment signify?

A The maximum surface temperature the equipment can reach without igniting surrounding gases.
B The type of material used for the enclosure.
C The weight of the equipment.
D The operational voltage range.

Tanong 4

What is Gas sampling system principal?

A It takes probes from different hazardous zones, runs them through main cabinet detectors.
B It measures atmosphere in hazardous zones by local gas detectors.
C It measures atmosphere in hazardous zone 1 by gas detectors.
D It takes probes from liquid line as LNG samples, during cargo operations.

Tanong 5

What is correct "encapsulated equipment" - "moulding" marking?

A Ex m
B Ex n
C Ex t
D Ex e