Gold Member Since 2014
Audited Supplier
Zhejiang THOR Electric Co., Ltd.

Surge Arrester, Surge Device, Surge Protection manufacturer / supplier in China, offering 120ka 440V Power Surge Protector, Thermostatic Stamping Bimetal Strip, Thermostatic Bimetal Strip for Circuit Breakers/MCB and so on.

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120ka 440V Power Surge Protector

Purchase Qty.:
(Pieces)
50-99 100+
FOB Unit Price: US $10.2 US $6.7
Purchase Qty. (Pieces) FOB Unit Price
50-99 US $10.2
100+ US $6.7
Get Latest Price
Port: Ningbo, China
Production Capacity: 15000PCS/Month
Payment Terms: L/C, T/T, Western Union, Paypal, Money Gram

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Basic Info
  • Model NO.: TRS7-120
  • Working Voltage: Low Voltage
  • Certification: ISO9001, SGS
  • Warranty: 2 Year
  • Structure: Protective Gap
  • Transport Package: Carton Box
  • Origin: Zhejiang, China (Mainland)
  • Type: Power Source Arrester
  • Installation: Standard Guide Card Installed
  • Surface Properties: 144mm*62mm*90mm
  • Response Time: <25ns
  • Trademark: THOR
  • Specification: CE
  • HS Code: 85363000
Product Description

120ka 440V Power Surge Protector
Product Introduction

TRS-B series surge protective device (hereinafter called SPD)is suitably used in the IT,TT,TN-C,TN-C-S and Low-voltage AC power distribution system,rated voltage up to 380V,to protect from direct and indirect lighting impulse and other transient over voltage.

As per the conditions of IEC61643-1 standard,Class I surge protective device,it is category B surge protective device.SPD has two protection modes:MC and MD SPD is in compliance with GB18802.1/IEC61643-1 standards.

 
Operation Elements 
In three phases and four wires system,all three phase lines and one neutral line to  earthingline have SPD to be protected,in normal service,the SPD in at the state of high resistance,when network produce surging overvoltage due to thunder or other reasons,SPD will be conductive within short time(ns),lead surging voltage into ground,consequently to protect the electric appliances of network.
 
After surging voltage passed by SPD,and disappeared,SPD recover in high resistance.It will not have influence on the normal service of network.
 
Technical Parameter 
120ka 440V Power Surge Protector
 
Installation
1.Surge protection device to be installed in a standard rail.
2.The SPD need not to be adjusted after installed according to requirement.
3.It can automatically protect the power network after proper installation.
4.SPD is invalid or not,meanwhile check if indicator if fuse lighting or not,please replace the invalid element on time.
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