Run Transformer Winding DC Resistance Test Record — Free

Test Record and Transformer Identification

Transformer serial number and asset ID recorded critical (required)

Transformer type, rating, and winding configuration recorded critical (required)

Nameplate voltage, current, and tap range verified against test plan critical (required)

Yes No N/A

Test date, location, and technician recorded

Reference document or factory test procedure identified

Safety Preconditions and Test Readiness

Transformer de-energized and isolated before test critical (required)

Yes No N/A

Lockout-tagout applied and verified by qualified person critical (required)

Yes No N/A

Stored energy discharged and terminals grounded as required by procedure critical (required)

Yes No N/A

PPE appropriate for electrical test area available and worn critical (required)

Yes No N/A

Test area clear, dry, and free of unauthorized personnel

Yes No N/A

Test Equipment and Method Setup

DC resistance test instrument identified and within calibration date critical (required)

Test leads, clamps, and connections inspected for damage and secure contact critical (required)

Yes No N/A

Test current, measurement range, and test method documented critical (required)

Ambient temperature recorded

Note (optional)

Winding temperature or corrected temperature basis recorded

Note (optional)

Winding Resistance Measurements

Phase A resistance recorded for each applicable tap position critical (required)

Phase B resistance recorded for each applicable tap position critical (required)

Phase C resistance recorded for each applicable tap position critical (required)

Tap changer position recorded for each measurement set critical (required)

Measured values are stable and repeatable before recording final reading critical (required)

Yes No N/A

Resistance imbalance between phases within acceptable limits critical (required)

Yes No N/A

Results, Deficiencies, and Sign-Off

Any abnormal readings, loose connections, or winding faults noted critical (required)

Corrective action or retest required if any deficiency was identified

Yes No N/A

Inspector signature captured critical (required)

Reviewing engineer or QA approval captured

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Run: Transformer Winding DC Resistance Test Record

Test Record and Transformer Identification

Safety Preconditions and Test Readiness

Test Equipment and Method Setup

Winding Resistance Measurements

Results, Deficiencies, and Sign-Off

Get your results