Skip to content

Quiz Lookup

  • Home
  • Blog

Blog

A hipot tester is a test instrument that can be used to eval…

A hipot tester is a test instrument that can be used to evaluate insulation resistance by measuring the pressure in the transformer tank.

Published August 27, 2024
Categorized as Uncategorized

Noting the appearance, smell, and sound of a transformer is…

Noting the appearance, smell, and sound of a transformer is vital to a good inspection.

Published August 27, 2024
Categorized as Uncategorized

When replacing a 25 Hz transformer, two transformers with a(…

When replacing a 25 Hz transformer, two transformers with a(n) ___ rating matching the 25 Hz transformer can be connected in series.

Published August 27, 2024
Categorized as Uncategorized

Because industrial loads may cause power quality problems, i…

Because industrial loads may cause power quality problems, industrial facilities may want to isolate their ___ loads from their industrial loads.

Published August 27, 2024
Categorized as Uncategorized

Dust buildup on a transformer can cause catastrophic failure…

Dust buildup on a transformer can cause catastrophic failures.

Published August 27, 2024
Categorized as Uncategorized

Relays are protective devices that take a transformer off-li…

Relays are protective devices that take a transformer off-line in the event of a(n) ___.

Published August 27, 2024
Categorized as Uncategorized

The actual value of the insulation resistance at a given tim…

The actual value of the insulation resistance at a given time is less important than the trend over time.

Published August 27, 2024
Categorized as Uncategorized

Infrared thermography is used to identify the presence and a…

Infrared thermography is used to identify the presence and amount of harmonic currents that cause overheating and damage to transformers.

Published August 27, 2024
Categorized as Uncategorized

The general rule for transformers rated 600 V, nominal, or l…

The general rule for transformers rated 600 V, nominal, or less is to protect the primary windings of the transformer at not more than 200% of the rated primary current of the transformer.

Published August 27, 2024
Categorized as Uncategorized

During an insulation resistance spot test, the test voltage…

During an insulation resistance spot test, the test voltage is applied for _____.

Published August 27, 2024
Categorized as Uncategorized

Posts pagination

Newer posts Page 1 … Page 34,221 … Page 65,982 Older posts
Powered by Studyeffect
  • Privacy Policy
  • Terms of Service
Quiz Lookup
Proudly powered by WordPress.