Zhejiang THOR Electric Co., Ltd

Professional Manufacturer for surge protection device.

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20KA surge arrester transient voltage protector SPD power surge protector 220v

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Zhejiang THOR Electric Co., Ltd
City:wenzhou
Province/State:zhejiang
Country/Region:china
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20KA surge arrester transient voltage protector SPD power surge protector 220v

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Brand Name :THOR
Model Number :TRS-D20-320
Certification :CE
Place of Origin :CHINA
MOQ :1 piece
Price :Negotiation
Payment Terms :L/C, T/T, Western Union, MoneyGram
Supply Ability :20000 pieces/month
Delivery Time :3-7 work day
Packaging Details :Carton packaging
Product name :Surge protective device
UC :320V
IN :10KA
IMAX :20KA
Standard :IEC/EN 61643-11
Certificate :CE
Warranty :2 Years
OEM/ODM :YES
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View Product Description

Single-phase power surge protector Lightning protection 1P Single line protection

Brief introduction


Surge protector is the lightning protection measures adopted by Zhejiang toer Electric Co., Ltd. for the electrical system. It is suitable for the AC 50/60HZ, the rated voltage 220V/380V power supply system to protect the indirect lightning and direct lightning impact or other instantaneous overvoltage surge, suitable for home housing and the third industry. And the requirements of electric surge protection in industry.

Product features


1. new technology, high energy, gap discharge electrode N-PE.


2. copper fittings have good electrical conductivity


3. with the power status indication, indicating the working state of surge protector.

Product specification

Model TRS-D10 TRS-D20
Rated Operating Voitage UC 320 320
Voltage protective level Up(KV)≤ 1 1.2
Max discharge current Imax(8/20μS) 10 20

Nominal discharge current

In(8/20μS) 5 10
Ressponse time NS <25
Lndication of invalidation Aging invalidation:green Normal,red:Invaldation
Operating condition Temp:-40℃~+70℃
RH≤95%(25℃)
Sea level elevation≤3km

Remote signal function

Can also picking
Remarks Other max continuous operating voltage can be customized


Working principle of product


Surge protector is an indispensable device in lightning protection of electronic equipment. It used to be called "lightning arrester" or "overvoltage protector". The function of surge protector is to limit the transient overvoltage to the power line and signal transmission line within the electric pressure range that the equipment or system can bear, or to inflow the powerful lightning discharge into the ground. The protected equipment or system is not damaged by impact.

Product Installation

With 35mm standard DIN-rail mounting, connecting copper stranded conductor is 2.5~35mm²

At front of spd each pole must be setted protection---used fuse or miniature circuit breaker lightning current SPD protection,after SPD breakdown to short circuit protection.

SPD install on protected line(equipment) to the front and connected to the supply line. A class products install in the building home-entry line hold larger surge current total distribution box. B, C class products most install on the floor distribution box, D class products close to the front-end equipment that smaller surge current, smaller residual voltage place.

Use of attention


1. lightning protection device IN as input and OUT as output, the input end is connected with the outside, and the output end of the input end of the connecting device is protected.


2. lightning protector's input port (IN) is connected to the signal channel, and the output terminal (OUT) is connected with the input end of the protected device, so it cannot be connected to the reverse side.


3. the relative humidity of the installation site is not more than 50% when the relative humidity of the air is 40.

Product packaging: Carton packing

Transportation method

1. Express company: FEDEX,UPS,DHL,TNT

2. Trains, ships, aircraft transport

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