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Low & Medium Voltage Panels Maintenance

Inspection, maintenance, and testing of electrical switchgear to help maintain equipment safety, operational reliability, and power system continuity.

Regular maintenance of low and medium voltage switchgear helps monitor the condition of electrical and mechanical components, identify early signs of deterioration, and support the reliability and stability of the power distribution system.

  Service Scope

    LV Panels Maintenance

  • MDB Panel
  • ATS Panel
  • MTS Panel
  • Control Panel
  • MCC 


MV Panels Maintenance​

  • H.R.C. Fuse
  • MV Switchgear Service
  • MV Circuit Breaker Overhaul
  • ​Busbar Inspection
  • PT/CT Testing
  • Thermographic Inspection
  • RMU Service
  • Disconnector Switchgear Overhaul


Triple M Maintenance Methodology

  • Site Inspection
  • Condition Assessment
  • Testing & Measurements 
  • Maintenance Execution 
  • Technical Reporting 
  • Recommendations & Follow-up

Maintenance Approaches


Periodic Maintenance

Scheduled inspection and maintenance based on a defined maintenance program.


Preventive Maintenance

Maintenance activities designed to maintain equipment condition and reduce the likelihood of failures.


Condition-Based Maintenance

Maintenance decisions based on inspection results, test data, and actual equipment condition.


Predictive Maintenance

Using condition data and performance indicators to help identify deterioration trends and support timely intervention.

MEDIUM VOLTAGE STATIONS TESTS

Triple M provides a variety of electrical tests, oil analysis, switchgear tests, and protection relay tests that are carried out by experienced and highly qualified experts and engineers with the latest equipment.

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Triple M switchgear maintenance

 Switchgear Maintenance And Tests


Current Transformer Test

  • Mechanical Check And Visual Inspection
  • Insulation Resistance Test
  • Polarity Test
  • Secondary - Loop Resistance  measurement
  • Burden Test
  • Magnetization Curve Test
  • Turns Ratio Test
  • Primary Injection Test


Voltage Transformer Tests

  • Mechanical Check And Visual Inspection
  • Insulation Resistance Test
  • Polarity Test
  • Winding Resistance
  • Burden Test
  • Turns Ratio Test
  • VT Circuits Check


    Commissioning

  • Distance Relay  (All Schemes) 
  • Differential Protection For Transformer 
  • Restricted Earth Fault
  • Bus bar Protection
  • Load Shedding
  • Synchro check
  • Over Current (All Characteristics)
  • Mechanical Check And Visual Inspection 
  • Insulation Resistance Test
  • Contact Resistance Test
  • C.B Timing Test 
  • HI-POT

         GIS

  • Bus bar HI-POT
  • Cables Tests
  • Earthing points and soil resistivity
  • DC system tests,
  • Batteries and chargers




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