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Power surge arrestors 20KA surge suppressor ac surge protector device

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Buy cheap Power surge arrestors 20KA surge suppressor ac surge protector device from wholesalers
  • Buy cheap Power surge arrestors 20KA surge suppressor ac surge protector device from wholesalers
  • Buy cheap Power surge arrestors 20KA surge suppressor ac surge protector device from wholesalers
  • Buy cheap Power surge arrestors 20KA surge suppressor ac surge protector device from wholesalers

Power surge arrestors 20KA surge suppressor ac surge protector device

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Brand Name:THOR
Model Number:TRS4-D20-420
Certification:CE
Price:Negotiation
Payment Terms:L/C, T/T, Western Union, MoneyGram
Supply Ability:20000 pieces/month
Delivery Time:3-7 work day
Company Data
Active Member
Business Type: 86-577-62677705
Business Type: Manufacturer Exporter Trading Company
Officials: China Zhejiang Wenzhou Economic Development Zone
Quality: Quality Certifitation Available
Product Details Company Profile
Product Details

Alternating current electric power surge protector for AC power


Product Details


Surge protector, designed and manufactured according to IEC and GB standards, meets IEEE802.3AT requirements and is suitable for power surge protection in home, third industry and industrial equipment. A lightning protection product is specially developed for equipment surge to avoid inductive lightning and electrostatic discharge introduced by the system. Overvoltage damage. It has the characteristics of low residual pressure level, sensitive reaction, stable performance and reliable operation.


Working principle of product


The power surge protector is divided into two parts: explosion proof box type and modular type. A varistor with excellent nonlinear characteristics is adopted. Under normal conditions, the surge protector is in extremely high resistance state, and the leakage current is almost zero, thus ensuring the normal power supply of the power supply system. When the power system surge overvoltage, the power surge protector immediately passes in the nanosecond time, limits the amplitude of the overvoltage to the safe working range of the equipment, and releases the surge energy into the ground. Subsequently, surge protector rapidly changes to high resistance state, so that normal power supply is not affected.



Product features


1. Small leakage current, quick response time, low residual pressure


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


3. detachable assembly and pluggable convenience


Product specification


Model and specofocation TRS4-D20
Rated Operating VoltageUn220V/380V
Max continuous operating voltageUc420V AC
Voltage protective levelUp(KV)≤1.7
Max discharge currentImax(8/20μS)20kA
Nominal discharge currentIn(8/20μS)10kA
Response timens〈25
Ingress Protection Rating
 IP20
Indication of invalidation Aging invalidation:green Normal,red:Invaldation
Configuration dimension Three-phase four-wire:72×62×90
Application Primary protection for in line
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


Use of attention


1. when the current carrying conductor is part of the closed loop, the circuit and the induced voltage decrease as the conductor approaches the circuit.


2. the connection requirements of more than 2.5mm2; when the length of more than 0.5 meters of more than 4mm2.


3. when installing, pay attention to the cable entering and leaving the surge protector. The cables should be separated to avoid the two coupling of surge.


Product packaging:Carton packing


Transportation method

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

2. Trains, ships, aircraft transport

Company Profile

Zhejiang THOR Electric Co., Ltd

Thor is all about protecting against the damaging effects of power transients. It is our goal and mission to connect our customer challenges with high-quality, right-priced solutions and products – completed by unrivaled customer service and technical support.

Incorporated in 2006, Zhejiang Thor Electric Co., Ltd has built everything to offer a wide range of innovative and reliable surge protection solutions and products.

Thor is following the international quality system standards, is ISO 9001 certified and our technical standards are in line with GB18802.1-2011/IEC61643-1.

All types and classes of our lightning and surge arresters 20KA~200KA(8/20μS) and 15KA~50KA(10/350μS) are tested and pass all the requirements based on their class.

Thor has been designing new products to meet the RoHS directive since 2006. Thor’s ongoing commitment to RoHS compliance includes continuing efforts to reduce the presence of hazardous substances in the design and manufacture of a growing number of popular products.

Zhejiang Thor Electric Co., Ltd is committed to meeting the requirements of the European Union’s Waste Electrical and Electronic Equipment (WEEE) directive. This directive requires producers of electrical and electronic equipment to finance the take-back for re-use or recycling of their products placed on the EU market after 2005.

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