Class A Lineman Test Questions with Detailed Verified Answers

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Class A Lineman Test Questions with Detailed
Verified Answers

Question: On a service can we install a meter with load present ?

Ans ✅ ✅: No

Question: Is special precautions part of a tailboard / job briefing ?

Ans ✅ ✅: Yes

Question: When can tools be modified ?

Ans ✅ ✅: Never

Question: How often do you inspect your rubber gloves and sleeves ?

Ans ✅ ✅: Before each use

Question: On a viper recloser what does single phase trip , single phase
lockout mean ?

Ans ✅ ✅: Only the phase that is faulted will trip and recloser will only lockout that
phase .

Question: What is the wench capacity shown on this load chart ?

Ans ✅ ✅: 15000 lbs

Question: Where would the service neutral connection be made on wye /
wye 120/208 bank ?

Ans ✅ ✅: Directly to the secondary ground bus

Question: When facing the secondary side of an additive polarity
transformer , what side is the XI bushing on?

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Ans ✅ ✅: Right

Question: Can we run a service over a pool ?

Ans ✅ ✅: No

Question: What is the minimun length gaffs can be ?

Ans ✅ ✅: 1.25 in

Question: What is the minimum distance from a building that a
padmount transformer 75kva or less can be located ?

Ans ✅ ✅: 3 ft

Question: How close can you get to energized primary voltage before
gloves and sleeves are required ?

Ans ✅ ✅: 5 ft

Question: What information can you find on a transformer name plate ?

Ans ✅ ✅: weight

polarity

gallons of oil

manufacturer

Question: When installing a service what connection is made first ?

Ans ✅ ✅: Neutral

Question: How do you make a capacitor safe for storage ?

Ans ✅ ✅: Shunt it out

Question: What is considered minimum primary voltage ?