Run PDU Load Balancing Review — Free

Inspection Scope and PDU Identification

PDU asset ID and location recorded

Record the PDU identifier, room/row/rack location, and feed designation.

Inspection date and inspector recorded

Capture the date and time of the inspection.

PDU nameplate rating verified critical (required)

Confirm the PDU nameplate rating is legible and available for comparison against measured load.

Yes No N/A

Single-line or circuit reference available

Confirm the applicable circuit or single-line reference is available for the PDU and its redundant feeds.

Yes No N/A

Load and Capacity Verification

Measured total load is within rated capacity critical (required)

Record the measured total load on this PDU and verify it does not exceed the rated capacity.

Peak load margin remains available

Record the estimated remaining capacity margin after normal operating load and expected growth.

Phase loading is balanced across phases

Assess whether phase loading is reasonably balanced and does not show a significant imbalance that could indicate a deficiency.

No overloaded branch circuits or receptacles observed critical (required)

Confirm no branch circuit, receptacle, or outlet on the PDU shows signs of overload, overheating, or nuisance tripping.

Yes No N/A

Redundant Feed Balance

A feed and B feed loads are balanced critical (required)

Record the load balance between redundant feeds and verify the difference remains within the site's acceptable limit.

Redundant feed is present and energized critical (required)

Confirm both redundant feeds are present, energized, and supplying the intended load path.

Yes No N/A

Transfer or failover condition reviewed

Verify the PDU load distribution supports redundancy during a feed loss or transfer condition without exceeding capacity.

Yes No N/A

Physical Condition and Electrical Safety

No visible damage, overheating, or arcing evidence critical (required)

Inspect for discoloration, melted insulation, scorch marks, unusual odor, or other signs of overheating or arcing.

Yes No N/A

Photo evidence (optional)

Cables and connectors are secure and strain-relieved

Confirm power cords, plugs, and connectors are fully seated, secured, and not under tension.

Yes No N/A

Access to PDU is unobstructed

Verify the PDU is accessible for inspection and emergency service without obstruction.

Yes No N/A

Lockout-tagout status verified for any maintenance work critical (required)

If maintenance is in progress or planned, confirm lockout-tagout controls are applied per OSHA 1910.147 before exposure to energized parts.

Yes No N/A

Corrective Actions and Sign-off

Deficiencies documented with corrective action

Document any deficiency, non-conformance, or critical item failure and assign the corrective action, owner, and due date.

Escalation to facilities or electrical lead completed critical (required)

Confirm any critical item failure or out-of-limit condition has been escalated to the appropriate facilities or electrical lead.

Yes No N/A

Inspector signature captured

Inspector signs to confirm the review is complete and accurate.

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Run: PDU Load Balancing Review

Inspection Scope and PDU Identification

Load and Capacity Verification

Redundant Feed Balance

Physical Condition and Electrical Safety

Corrective Actions and Sign-off

Get your results