ZHEJIANG LAWRENCE ELECTRIC CO., LTD. >> ZnO Varistor, Block

ZnO Varistor, Block

ZnO Varistor, Block
Price: US $ 1-100/Piece
Min Order: 1/Piece
Pay Type: L/C,T/T,D/P
Prod Model: ZV0030-0020-32
Resistance: Fixed Resistor
Function For Resistance: Protective Resistor
Installation: DIP Resistor
Material: Carbon Film Resistor
Package Type: Throught Hole
Type: Varistor

Product Description

Application

1. Arrester use under oil-immersed transformer

2. GIS arrester

3. Railway arrester (DC substation use, mount on rolling stock)

4. Polymeric and Porcelain surge arrester

5. Cable sheath protection arrester

6. Low voltage surge absorber

Major Ratings

 

Application for 
IEC Standard
Recom-mnded 
UR(kVrms)
ModelDimensions
(mm)
Range of critical
operating voltage
V1mA-DC,kV-DC
Max. residual voltage 
ration (VX kV/V1mA)(at 8/20 μ s)
Current withstand
capability
 
4/10ms(kV)2ms(A) 
Distribution 
5kA
3ZV0030-0020-3221±1.04.55-5.401.78( at5kV)65100 
4.5ZV0045-0030-3231±1.06.80-8.101.78( at5kV)65100 
6ZV0060-0040-3241±1.09.10-10.801.78( at5kV)65100 
Distribution 
& Class 1
10kA
3ZV0030-0020-4221±1.04.55-5.401.83(at10kV)100400 
4.5ZV0045-0030-4231±1.06.80-8.101.83(at10kV)100400 
6ZV0060-0040-4241±1.09.10-10.801.83(at10kV)100400 
Class 2 
10kA
1.5ZV0015-0012-5212±1.02.10-2.401.79(at10kV)100600 
3ZV0030-0023-5224±1.04.18-4.821.79(at10kV)100600 
5ZV0050-0038-5241±1.06.97-8.031.79(at10kV)100600 
Class 3 
10kA
1.5ZV0015-0012-6212±1.02.10-2.401.69(at10kV)1001000 
3ZV0030-0023-6224±1.04.18-4.821.69(at10kV)1001000 
6ZV0060-0045-6245±1.06.97-8.031.69(at10kV)1001000 
Class4 
10kA
3ZV0030-0023-7524±1.04.18-4.821.78(at20kV)1001300 
Zhejiang Lawrence Electric Co., Ltd (referred as L&R) is located in Zhejiang China. It is composed by some branch companies, we also invested some domestic and foreign EPC projects.

L&R has possessed one of the major suppliers in the power and electrical fields for electrical

Projects in the world. Almost all products manufactured by the L&R members have been certified

By KEMA, CE, SGS and CNAS approved Lab.

L&R have been supplying Zinc Oxide Varistors, Surge Arresters, insulators, Fuse Cutouts, Air

Break switch, Load break switch, Vacuum Circuit Breaker, Isolators, Transformers, Switchgear,

Earth rods, Stay Rods, Pole Make Off, Guy grip, stay wire, Crossarm, clamp, bolts, Line hardware

And so on. Our member companies are required to have a long term proven track record of meeting contract

Obligations, superior quality, current technology and state-of-the-art manufacturing facilities.

Over a period of 10 years, our business has extended to South America, Middle East, Southeast

Asia, Africa, and other regions, and we had our sale agent and 4S maintenance company in some countries. To achieve the strategic objective of development, we are seeking for partners

For our sale agent and maintenance company in all the worldwide.

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