Megger TDM45 High Power Test And Diagnosis Combination For Mv Cables

The Megger TDM45 is an advanced, high-power test and diagnostic system designed specifically for medium voltage (MV) cables. This robust combination of testing and diagnosis equipment is engineered to deliver exceptional performance in assessing the integrity and longevity of MV cables used in a variety of industrial and utility applications.

The TDM45 system is renowned for its ability to conduct both testing and diagnostics in a single comprehensive unit. It offers a range of testing options including VLF (Very Low Frequency) testing, which is crucial for cables that cannot be tested with DC methods due to the risk of damaging the cable insulation. The system provides precise diagnostic capabilities such as tan delta and partial discharge (PD) measurements, essential for identifying the condition of cable insulation and for detecting local defects respectively.

One of the standout features of the TDM45 is its high power output, which allows for the testing of longer cable lengths and larger cable systems that lower power units cannot handle. This makes it an ideal solution for utility companies and industrial facilities that operate extensive cable networks.

Additionally, the TDM45 is equipped with state-of-the-art software that facilitates detailed analysis and accurate diagnostics, enhancing the reliability of test results. The system is user-friendly, featuring an intuitive interface that simplifies the setup and execution of tests, making it accessible even for technicians with limited experience in cable testing.

The durability of the TDM45 is another key attribute, with a design that withstands the rigors of field use under various environmental conditions. This durability ensures that the system can be deployed in a range of settings, from indoor facilities to outdoor environments, providing flexible testing solutions wherever needed.

Megger TDM45 Specifications

Output voltage

• VLF sine wave : … 32 kVRMS / 0 … 45 kVpeak
• DC voltage: ± 0 … 45 kV
• VLF rectangular voltage: ± 0 … 45 kV.
• Precision : ± 1%
• Resolution: 0.1 kV

Output current

• Measuring range:… 20 mA
• Precision : ± 2%
• Resolution0  : 10 μA.
• Frequency range: 0.01 Hz … 0.1 Hz
• Output load : 0.6 μF @ 0.1 Hz @ 32 kV RMS; 10 μF maximum test capacity

Internal tan delta

• Measuring range: 10-3 … 100
• Precision: 10-3 bzw. 1%
• Resolution: 10-4
• Sheath testing (as per IEC 60229) : 0 … 5 kV, 0 … 10 kV, 0 … 20 KV DC.
• Sheath fault pin-pointing : 0 … 5 kV, 0 … 10 kV, 0 … 20 KV DC(Pulse rate 0,5:1; 1:2; 1:3; 1:4; 1,5:0,5)
• Safety: Earth loop ground monitoring, automatic discharging of the test object.
• Input voltage: 110 V … 230 V, 50/60 Hz, 600 VA
• Duty cycle: Continuous
• Internal memory: For at least 1000 Measurements.
• Dimensions (W x D x H) : 544 x 416 x 520 mm
• Weight: 50 kg
• Protection class: IP 21.
• Operating temperature : -20°C … + 55°C
• Storage temperature : -20°C … + 70 °C