
Disk Varistor 510V 6.5kA Model VR20D821K for Electrical Surge Protection
Manufacturer:HAKEL OJSC
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Description
VR20D821K - KVS series varistor, 510 V, 6.5 kA (8/20), zinc oxide, disc-shaped with unidirectional (radial) wire leads, protected, uninsulated.0
Specifications
Maximum disk thickness
8 mm
Maximum disk diameter
23 mm
Operating temperature range
-60...85 °C
Maximum pulse energy (2 ms)
196.8
Permissible amplitude of a single current pulse (8/20 µs)
6500 A
Maximum continuous operating voltage
670 V
Maximum AC operating voltage
510 V
Classification rated voltage at 1 mA current
820 V
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