Electrical installation inspection is critical for safety and system reliability. From high-voltage switchgear to low-voltage distribution, thorough inspection ensures electrical systems operate safely and meet code requirements.
Cable Installation Inspections
Pre-Installation
- Cable specification verification
- Cable drum inspection
- Route and raceway readiness
- Pull tension calculations
Installation Verification
- Pulling method and equipment
- Bend radius compliance
- Cable support and securing
- Separation from other services
- Fire stop installation
Testing
- Insulation resistance (megger) testing
- Continuity verification
- Phase identification
- Cable identification and labeling
Switchgear Inspections
Receipt and Installation
- Nameplate data verification
- Transport damage inspection
- Foundation and mounting
- Bus bar connections
- Cable terminations
Pre-Commissioning
- Insulation resistance testing
- Contact resistance verification
- Protection relay settings
- Interlock function tests
- Breaker operation tests
Earthing and Bonding
- Earth electrode installation
- Earth resistance measurement
- Bonding continuity verification
- Equipment grounding connections
Motor and Drive Installations
- Motor nameplate verification
- Winding insulation resistance
- Rotation verification
- VFD parameter settings
- Protection settings verification
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