Run Substation Transformer Dissolved Gas Analysis Sampling Log — Free

Inspection Identification

Substation name and transformer identifier recorded critical (required)

Sample date and time recorded critical (required)

Sample location identified (bushing, drain valve, or designated sampling port) critical (required)

Reason for sampling documented

Note (optional)

Safety and Isolation Controls

Job hazard analysis or work permit completed critical (required)

Yes No N/A

Appropriate PPE worn for arc flash and oil handling hazards critical (required)

Yes No N/A

Transformer isolated and safe work boundaries established critical (required)

Yes No N/A

Sampling area free of active leaks, spills, or trip hazards

Yes No N/A

Sampling Method and Sample Integrity

Sampling container was clean, sealed, and appropriate for laboratory analysis critical (required)

Yes No N/A

Sampling line or port flushed before collection critical (required)

Yes No N/A

Sample collected without visible contamination, moisture, or air bubbles critical (required)

Yes No N/A

Sample volume collected critical (required)

Sample bottle labeled with transformer ID, date, time, and sampler initials critical (required)

Yes No N/A

Chain of Custody and Laboratory Submittal

Chain-of-custody form completed critical (required)

Yes No N/A

Laboratory name and sample accession number recorded critical (required)

Requested tests selected critical (required)

Laboratory Results and Limit Review

Hydrogen (H2)

Acetylene (C2H2)

Total dissolved combustible gases

Dielectric strength result

Results reviewed against transformer-specific alarm limits and trend history critical (required)

Yes No N/A

Follow-up action required

Note (optional)

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Run: Substation Transformer Dissolved Gas Analysis Sampling Log

Inspection Identification

Safety and Isolation Controls

Sampling Method and Sample Integrity

Chain of Custody and Laboratory Submittal

Laboratory Results and Limit Review

Get your results