Specifications
Brand Name :
YONGDE
Model Number :
D52
Certification :
ISO9001/KEMA
Place of Origin :
Zhejiang,China(Mainland)
MOQ :
1pcs
Price :
negotiation
Payment Terms :
T/T or western Union or L/C or PayPal, MoneyGram, D/P, D/A
Supply Ability :
30,000pcs per month
Delivery Time :
20 working days after received your payment
Packaging Details :
carton
Product name :
Varistor
Apply for :
Lightning Arrester
Function :
Protection
Model :
D52
Diameter :
52mm
Description

High Through-flow Varistor Disc D52

Specifications:

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.

Metal oxide Varistors microsturcture mainly constitute of Zinc Oxide grain, grain boundary layer and chienship phase. And its electric conduction principle lies that Zinc Oxide grain has good electro conductibility, and the voltage to the Zinc Oxide is almost act on high resistant grain boundary layer. Varistors nonlinearity mainly comes from grain boundary layer(the main ingredient is bismuth oxide) chienship phase scattered throughout the grain boundary layer which is the multiple oxide of Zinc Oxide and bismuth oxide. Its function lies in restraining the growing of Zinc Oxide grain to make the better nonlinearity.

Features: large 2000μs rectangular impulse absorption capacity

Technical chart:

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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High Through Flow Voltage Dependent Resistors Metal Oxide Varistor Disc D52

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Brand Name :
YONGDE
Model Number :
D52
Certification :
ISO9001/KEMA
Place of Origin :
Zhejiang,China(Mainland)
MOQ :
1pcs
Price :
negotiation
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High Through Flow Voltage Dependent Resistors Metal Oxide Varistor Disc D52
High Through Flow Voltage Dependent Resistors Metal Oxide Varistor Disc D52

Hangzhou Yongde Electric Appliances Co.,Ltd

Verified Supplier
9 Years
zhejiang, hangzhou
Since 1993
Business Type :
Manufacturer
Total Annual :
$17,364,156-$20,744,408
Employee Number :
100~250
Certification Level :
Verified Supplier
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