Planned Maintenance Audit & Reliability Programme
A Strategic Approach for Executive Leadership
Electrical failures rarely happen without warning — the warning signs are simply invisible to the naked eye. Heat build up, insulation breakdown, rising motor currents, declining power factor, and deteriorating cable performance all develop slowly over time. Without structured monitoring, these issues remain hidden until they cause downtime, equipment loss, or safety incidents.
The Planned Maintenance Audit gives top management a clear, non technical view of the organisation’s electrical health, backed by a growing history database that tracks wear, performance, and risk across every maintenance cycle.
This is not routine maintenance.
This is strategic asset protection.
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Why Planned Maintenance Matters to Leadership
Unplanned failures cost far more than scheduled maintenance. They disrupt production, damage equipment, increase energy costs, and expose the business to safety and compliance risks.
A structured Planned Maintenance programme allows management to:
• Predict failures before they occur
• Extend equipment lifespan
• Reduce electricity costs
• Improve operational stability
• Strengthen safety and compliance
• Make informed capital replacement decisions
• Build a long term performance history for every asset
This is how organisations move from reactive firefighting to proactive, data driven reliability management.
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The Planned Maintenance Audit Includes
1. Infrared Thermography (Thermal Hotspot Analysis)
Heat is the earliest indicator of electrical failure.
We track and trend:
• Switchgear temperatures
• Cable and wiring temperatures
• Motor housing temperatures
• Transformer hotspots
• DB hotspots and loose terminations
• Overloaded circuits
• Bearings and mechanical heat signatures
Each reading is stored in the history database to identify patterns and deterioration over time.
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2. Motor Health & Performance Tracking
Motors are often the largest consumers of electricity and the most common point of failure.
We record and trend:
• Motor running amps
• Starting currents
• Load matching vs design load
• Insulation resistance of windings
• Bearing temperature trends
• Vibration indicators (if available)
• Ventilation and cooling performance
This allows early detection of overload, misalignment, insulation breakdown, and bearing wear.
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3. Cable & Reticulation Condition Monitoring
Cables deteriorate slowly and silently.
We track:
• Insulation resistance
• Impedance changes
• Heat build up under load
• Voltage drop trends
• Signs of ageing or moisture ingress
This prevents failures that typically result in fires, outages, or costly emergency repairs.
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4. Switchgear & Distribution Board Health
Switchgear is the heart of the electrical installation.
We monitor:
• Breaker temperatures
• Contact resistance indicators
• Loose or ageing terminations
• Overloaded circuits
• Incorrect protection settings
• Mechanical wear on switchgear components
These readings help prevent arc faults, tripping, and fire hazards.
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5. Maximum Demand, kWh, kVARh & Power Factor History
Energy behaviour tells a story — and we record it.
We trend:
• Maximum Demand (kVA) per cycle
• kWh consumption patterns
• kVARh behaviour
• Power factor readings from billing
• Load peaks and their causes
• Seasonal or production related variations
This allows management to identify cost saving opportunities, reduce peak charges, and optimise load scheduling.
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6. Backup Power System Health
Backup systems must work when needed.
We track:
• Battery health and internal resistance
• Inverter temperatures
• Generator load behaviour
• Changeover performance
• Runtime history
• Charging and discharging cycles
This ensures backup systems remain reliable during outages.
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7. Earthing & Lightning Protection Integrity
We record:
• Earth resistance values
• Bonding continuity
• Lightning protection test results
• Corrosion indicators
This protects personnel, equipment, and compliance status.
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The History Database: Your Long Term Reliability Asset
Every measurement from every maintenance cycle is stored in a structured database.
This gives management:
Trend Analysis
Spotting gradual deterioration long before failure.
Predictive Maintenance
Knowing when equipment will fail — not guessing.
Risk Ranking
Identifying high risk assets and prioritising repairs.
Budget Planning
Replacing equipment based on data, not assumptions.
Compliance Evidence
A documented record of maintenance and safety checks.
Operational Transparency
Clear visibility of the electrical system’s health over time.
This database becomes more valuable with every cycle — a living record of the facility’s electrical performance.
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Additional Elements Included (Often Overlooked)
• Protection setting verification
• Load balancing across phases
• Harmonic distortion checks
• Transformer temperature and oil condition indicators
• UPS performance and battery impedance
• Ventilation and cooling system effectiveness
• Mechanical wear indicators on moving equipment
• Environmental conditions (dust, moisture, heat)
• Ageing analysis of critical components
• Safety device functionality checks (RCDs, surge protection, etc.)
These are the silent contributors to failures — and they are often missed in traditional maintenance.
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What Management Receives
A clear, executive level report including:
• Current electrical health status
• Risk areas and recommended actions
• Trend graphs and historical comparisons
• Cost saving opportunities
• Asset life extension strategies
• A prioritised maintenance roadmap
Strategic Outcomes
• Reduced downtime
• Lower energy costs
• Improved safety
• Extended equipment lifespan
• Predictable budgeting
• Stronger compliance
• Increased operational reliability
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Conclusion
Planned Maintenance is not an expense — it is a strategic investment in uptime, safety, and long term cost control.
With a structured history database and consistent monitoring, leadership gains the visibility needed to protect assets, reduce risk, and ensure operational continuity.
This is how top management builds a resilient, efficient, and future ready operation.

cobus@e2electrical.co.za     &      0824442347
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