Run Substation Battery Bank Monthly Inspection - IEEE 450 — Free

Inspection Scope and Safety Setup

Inspection area accessible and safe to enter critical (required)

Battery room or enclosure is accessible, free of obstructions, and safe for inspection activities.

Yes No N/A

Required PPE available and worn critical (required)

Inspector is wearing required PPE for the site, including eye protection, gloves, and any arc-flash or chemical PPE specified by the facility.

Yes No N/A

No active leak, spill, smoke, heat, or odor indicating abnormal battery condition critical (required)

Check for visible electrolyte leakage, unusual heat, smoke, or strong sulfur odor before proceeding.

Yes No N/A

Photo evidence (optional)

Battery Room Ambient Conditions

Ambient temperature within site acceptable range critical (required)

Record the battery room temperature and confirm it is within the facility's acceptable operating range.

Note (optional)

Ventilation operating and unobstructed critical (required)

Verify battery room ventilation is functioning and air pathways are not blocked.

Yes No N/A

Room cleanliness and housekeeping acceptable

Floor, racks, and surrounding surfaces are free of excessive dust, debris, corrosion residue, and stored materials that could interfere with safe access.

Battery String and Cell Condition

Battery string identification label present and legible

Battery bank, string, or rack identification is present and matches site records.

Yes No N/A

Pilot cell identified and accessible for measurement critical (required)

The designated pilot cell is clearly identified and can be accessed safely for monthly readings.

Yes No N/A

Pilot cell voltage critical (required)

Record the measured pilot cell voltage during float operation.

Note (optional)

Electrolyte level acceptable in all accessible cells critical (required)

Electrolyte level is above the minimum mark or plates are fully covered, per manufacturer instructions.

Yes No N/A

Photo evidence (optional)

Cell cases, covers, and vents free of cracks, bulging, or contamination critical (required)

Inspect accessible cells for cracked cases, distorted covers, blocked vents, or visible contamination.

Yes No N/A

Photo evidence (optional)

Electrical Readings and Connections

String float voltage critical (required)

Record the total battery string float voltage while on normal float charge.

Note (optional)

Float voltage within manufacturer or site allowable range critical (required)

Confirm the measured float voltage is within the approved range for the battery bank and charger settings.

Yes No N/A

Terminal connections secure and free of corrosion critical (required)

Inspect terminals, intercell connectors, and hardware for tightness, corrosion, discoloration, or signs of overheating.

Yes No N/A

Photo evidence (optional)

No evidence of hot spots, melted insulation, or arcing critical (required)

Look for heat damage, melted insulation, soot, or other indicators of electrical distress at connections and nearby components.

Yes No N/A

Photo evidence (optional)

Records, Deficiencies, and Follow-Up

Deficiencies or non-conformances documented

Record any observed deficiencies, including affected cell numbers, measurements, and visible conditions.

Corrective action assigned for failed or out-of-range items

Document the corrective action, responsible party, and target completion date for each issue requiring follow-up.

Inspector signature critical (required)

Inspector signs to confirm the inspection was completed accurately and in accordance with site procedure.

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Run: Substation Battery Bank Monthly Inspection - IEEE 450

Inspection Scope and Safety Setup

Battery Room Ambient Conditions

Battery String and Cell Condition

Electrical Readings and Connections

Records, Deficiencies, and Follow-Up

Get your results