Test Instrument Reference

Data record instr.secondary-injection-test-set.purpose

Verified 2026-10-27 Confidence: Medium

A secondary injection test set injects currents and voltages at the level of the relay or trip-unit secondary circuit, so that pickup, operating time and characteristics are checked without the high primary currents that the instrument transformers would otherwise supply.

ProvenanceMegger application page supports data record instr.secondary-injection-test-set.purpose, which is cited on the entry Secondary injection test set.SOURCEMegger application pageMegger application pageManufacturer pageDATA RECORDinstr.secondary-injection-test-set.purposeinstr.secondary-injectio..Verified 2026-10-27ENTRYSecondary injection test setSecondary injection test..No revisions
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Provenance: the chain from source to entry.
StepItemDetail
SourceMegger application pageManufacturer page
Data recordinstr.secondary-injection-test-set.purposeVerified 2026-10-27
EntrySecondary injection test setNo revisions
Subject
Secondary injection test set (Instrument classes)
Kind
Instrument fact
Source
Megger application page, web page edition, Primary Injection Testing Solutions, Megger. Publisher page

History

Every recorded change to this data record, oldest first.
DateChange
2026-10-27created
2026-10-27revised
2026-10-27review_status unreviewed -> software_reviewed

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Cite the governing standard for the fact itself; cite this page as the finding aid.

"Data record instr.secondary-injection-test-set.purpose." Test Instrument Reference. 2026-10-27. https://www.testinstrumentreference.com/data/instr.secondary-injection-test-set.purpose/.