MV Systems

Complete turn-key solution from LV to MV system upgrade

  1. 1. Consultation services with Professional Engineer
  2. 2. Application, liaison and runner submission to TNB
  3. 3. Assist in load and maximum demand calculation and schematic drawing preparation
  4. 4. Supply & Installation of associated switchgear: Transformer (TX), Vacuum Circuit Breakers (VCB)
  5. 5. Supply & Installation of new MSB panel / sub DB panels
  6. 6. Associated wiring works, termination & supervised shutdown
  7. 7. Subsequent maintenance works, troubleshoot of HT system (on call/breakdown) if required
  8. 8. Submission of application as HT user to Suruhanjaya Tenaga
  9. 9. Assist in obtaining a competent person/chargeman

Testing & certifications

  1. 1. Vacuum Circuit Breaker (VCB) test
  2. 2. Calibration of OCR and ELR
  3. 3. Contact Resistance Test
  4. 4. Timing Test
  5. 5. Transformer (TX) Test
  6. 6. Winding Test
  7. 7. Ratio Test
  8. 8. Insulation Test
  9. 9. Vector Group Test
  10. 10. Polarization Index Test
  11. 11. Tan Delta Test
  12. 12. Pressure Test
  13. 13. Servicing & Overhaul of OLTC
  14. 14. Filtration of Transformer Oil after Oil Integrity Test

Competent Persons & SLD

  1. 1. BO Chargeman
  2. 2. AO, A1, A2, A3, A4 Chargeman
  3. 3. PW4 Wireman
  4. 4. Schematic Line Diagram of Switchboard
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