M.T. cable troubleshooting
Among the diagnostic activities of DF PROJECT, a very popular one is the troubleshooting of M.V. cables Among the diagnostic activities of DF PROJECT, a very popular one is the troubleshooting of M.V. cables. Our employees are specialised in carrying out troubleshooting activities on MV electrical systems with the use of a mobile laboratory for troubleshooting on MV cables and localisation of faults with the aid of suitable track search equipment.
Troubleshooting and repair
on Medium Voltage lines
DF PROJECT has its own mobile electrical measurement laboratory, which is able to perform the following activities:
- Precise troubleshooting on M.V. electrical cables with low or high fault resistance
- Troubleshooting on Phase-to-Ground (Homopolar) medium voltage cables, up to 45 kV
- Testing of new and old installation medium voltage equipment and cables through rigidity tests according to CEI standards
MV CABLE with PHASE-TO-GROUND HOMOPOLAR fault exit hole
Detection of faulty M.V. PHASE - performed with the APPLIED VOLTAGE TEST Instrument by injecting 25 kV at 0.1 Hz -
The troubleshooting activity is divided in detail into:
- Voltage test
- Cable insulation test
- Pre-location and localization of faults on underground cables
- Cable testing (according to CEI 11-17 standards)
- Repair of faults/joints on M.V. cables
Contacts
