Zinc Oxide Resistor/ ZnO Varistor for Lightning Arrestors

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Quick Details

Product Name:

Zinc Oxide Resistor/ ZnO Varistor for Lightning Arrestors

Model NO.:

D52

Brand:

Yongde

Certification:

ISO9001

Material:

ZnO

Shape:

Cuboid

Operation Voltage:

High Voltage

Size:

Meidum

Application:

Substation

Installation:

Parallel Arrester

Structure:

Zinc Oxide Arrester

Type:

Power Source Arrester

Diameter:

52mm

Height:

24mm

a.C Voltage:

3.6kv

Aging Coefficient:

Kct<1

Trademark:

YONGDE

Transport Package:

Carton

Specification:

IEC60099-4

Origin:

China

HS Code:

85354000

Product Details

Zinc oxide resistor/ zno varistor for lightning arrestors

Zinc oxide varistor is the core of the arrester,which main component is Zinc Oxide and with a small quantity of bismuth oxide, fluoride oxide, manganous carbonate, antimony oxide and other gleam of additive and made with high temperature.

Key Specification/special feature
Brand:YONGDE
Type:D52H24
Material:Zinc oxide
Demensions:Diameter 52 mm, height 24mm
D.C reference voltage:5.3± 0.25 KV
Leakage current at 0.75 time D.C reference voltage:<50μA
Rated voltage:3.75± 0.2KV
Continuous operating current:3KV
Long durationg(2ms rectangular) current impulse withstand:650A
4/10μs high current impulse withstand:100KA
Residual voltage at nominal disscharge current:
8.4± 0.1KV/5KA
9.2± 0.1KV/10KA
10.1± 0.1KV/20KA
11.0± 0.1KV/40KA
Accelerating aging coefficicent:<1.0

Type	D52 Metal Oxide Varistor(MOV)
Specification mm	D52*24

Voltage Gradient V/mm	210~235

Square Wave Test Valve	600

4/20μ S High Current Withstand kA	120

8/20μ S high current withstand kA / 10 kA	9.4
DC1mA Refering Voltage kV	5.35

0.75Times U1mA Leak current μ A <	30

Residual Votage Ratio	1.75

Aging Load Point Ratio%	90

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