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Run: Electrical Pre-Energization Walk-Through

Use this Electrical Pre-Energization Walk-Through template to verify grounds are removed, labels are installed, phasing matches the drawings, and protective ...

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Inspection Details and Work Authorization

Verify the exact equipment, feeder, lineup, or system boundary is identified on the inspection record.
Confirm energization is authorized by the responsible supervisor, commissioning lead, or authorized representative.
Verify the walk-through is performed by qualified electrical personnel and required support roles are present.
Confirm current drawings, one-line diagrams, and commissioning documents are available at the worksite.
Verify the area is barricaded or otherwise controlled to prevent unauthorized entry during inspection and energization readiness checks.

Grounds and Temporary Protective Devices

Confirm all temporary grounds have been removed from buses, conductors, and equipment as required by the energization plan.
Verify removed grounds, cables, and clamps are accounted for, tagged, and stored per site procedure.
Confirm temporary jumpers, test leads, and bypasses are removed unless specifically required for energization and documented.
Confirm relay, breaker, and protective device settings match the approved coordination study or commissioning settings sheet.
Inspect for any remaining temporary bonds, grounds, or test connections that would affect energization or fault clearing.

Labels, Signage, and Identification

Confirm equipment nameplates, feeder labels, and circuit identifiers are installed and match the as-built documentation.
Verify required warning labels are installed on applicable equipment and are visible at the point of access.
Confirm labels are readable, durable, and securely attached in the final installed location.
Verify phase markings are present on conductors, terminations, and equipment where required by the project or site standard.
Confirm operating handles, disconnects, breakers, and control devices are labeled to match their actual function and source.

Phasing and Electrical Verification

Verify phase sequence/rotation matches the design requirement and connected loads.
Confirm phase conductors are landed on the correct terminals per the approved drawings and field verification.
Record insulation resistance test results for the applicable conductors and equipment prior to energization.
Verify ground fault checks and continuity checks were completed where required by the commissioning plan.
Inspect for exposed live parts, loose lugs, damaged insulation, or incomplete terminations that would prevent safe energization.

Protective Relays and Controls

Confirm relay settings match the approved settings sheet, coordination study, or commissioning record.
Record whether relay pickup, trip, and alarm functions were tested and accepted per the commissioning plan.
Verify control power is present and trip/close circuits are intact and correctly wired.
Confirm mechanical and electrical interlocks, permissives, and alarms operate as intended.
List any non-conformances, punch-list items, or open corrective actions that must be resolved before energization.

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