
Disc Varistor VR14D821K for Overvoltage Protection in Circuits
Manufacturer:
HAKEL OJSC
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Description
VR14D821K - KVS series varistor, 510 V, 4.5 kA (8/20), zinc-oxide, disc-shaped with unidirectional (radial) wire leads, protected, uninsulated.
Specifications
Classification rated voltage at 1 mA current
820 V
Maximum AC operating voltage
510 V
Maximum continuous operating voltage
670 V
Permissible amplitude of a single current pulse (8/20 µs)
4500 A
Maximum pulse energy (2 ms)
98.4
Operating temperature range
-60...85 °C
Maximum disk diameter
17 mm
Maximum disk thickness
8 mm
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