HVA28 - The smallest VLF test system of its kind

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The HVA28 is a truly compact and portable VLF test set system for testing medium voltage cables. It performs VLF and DC testing, sheath testing and sheath fault location modes. The system can be retrofitted with internal Tan Delta Diagnostics upgrade (as HVA28TD).

The HVA28 offers outstanding features in terms of size, weight (14 kg) and performance (max. 10 μF). The instrument has two independent earthing devices and an integrated 12 kV feedback protection system to protect both operator and instrument.

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Output voltage 29 kVpeak, 21 kVrms
Pure sinusoidal output voltage (load-independent)
Output current 20 mA max.
0.5 μF @ 0.1 Hz @ 20 kV rms
Highest test capacity of 10μF
Ultra light and compact weight (14 kg)
Protection class IP67 with closed lid
Total protection: almost unbreakable, watertight, dustproof and corrosion 
proof case
Large Colour display (4,3)
USB and Bluetooth connections