HV Inc has been supplying the world with VLF and Tan Delta technology since 1998 and is known worldwide for superior sales and service. With more models, greater voltage range and higher power capability HV Inc can meet your HV cable testing needs. For more information, contact our friendly sales team.

The TD-65E and VLF-65E cable testing combo allows almost all possible VLF and VLF-TD testing to be performed on cable rated to 35kV. Wireless operation and data collection is facilitated by custom application software specifically written for the HV Inc microprocessor VLF-TD range of HV test sets.

Voltage Range 1 – 65kV peak/1 – 46kV rms
Voltage Accuracy & Resolution 1% & 0.1kV peak
Current Load Range 150mA peak/106mA rms
Current Accuracy & Resolution 1% & 1µA rms
Tan Delta Load Range Freq: 0.1 – 0.01Hz, 5nF – 10µF
Tan Delta Accuracy & Resolution 1 x 10-4 & 1 x 10-5
Power & Communications
Communication Type Xbee 802.15.4 (2.4GHz)
Communication Range: Indoor 30m
Communication Range: Outdoor 300m
Battery Type 2 ‘D’ cells (Alkaline or NiMH)
Battery Life < 16 hours
Size & Weight
TD Transducer w/ tripod 152mm x 203mm x 457mm, 4.5kg
TD w/ Carrying Case 629mm x 497mm x 353mm, 18.1kg
Operating Temperature -10⁰C to +50⁰C
Storage Temperature -25⁰C to +65⁰C
Humidity 80% up to 31⁰C