three phase type 1 surge arrester

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Цена:*

Количество:

  • В избранное

Описание и отзывы

Характеристики


lightning surge protection.jpg


 


1. Characteristic 


-Class I / Type 1 surge arrester 25kA (10/350us)
-Consisting of a base part and 4 MOV plug-in protection modules.
-For using in the lightning protection zones concept at boundary 0-1.
-The core parts are metal oxide vristor components with high discharge capacity.
-Low residual voltage and quick response
-Reliable control thanks to Thermo Dynamic Control disconnector.
-With remote signaling contact for control device.
-Fault indication via red mark in the inspection window.
-Protection mode: L1, L2, L3-PE, N-PE.


 


2.  Dimension and Circuit of surge arrester FV25B/4 S


25B 4 dimension.jpgspark gap spd FV25B 1 circuit.jpg 


 


Electrical parameters of surge arrester FV25B/4 S






































































































































Type       FV25B/4-150 S                FV25B/4-275S            FV25B/4-320S   FV25B/4-440 S
       
Rated VoltageUnV AC120230230400
Max. continuous operating voltageUcV AC150275320440
Nominal discharge current (8/20μs)InkA50505050
Max. discharge current (8/20μs)ImaxkA100100100100
Impulse discharge current (8/20μs)IimpkA25252535
Voltage protection level (at 25kA)UpkV≤0.9≤1.5≤1.8≤2.2
Response timetAns<25<25<25<25
Recommended back-up fuse A500500500500
I/O Connections                   By screw terminal:10-35mm2; By connection bus
Mounting  Symmetrical rail (EN50022/DIN46277-3)
Operation temperature range-40°C~+85°C
Degree of protection                         IP20
Housing material                                               UL94V0
Disconnection indicator                Mechanical indicator
Remote control contact                                             Optional
Poles Number                             4 poles


 


 


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 why us


1


Workshop


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           Module assembling                               Base part producing                              Finished products tests


 


                                                                                                                                                                                          ↓  QQ20210607113621.png       ←         QQ20210607113614.png     ←      QQ20210607113607


 


                 Go to warehouse                                   Packing                                            Impulse current test


 


 


 



 


Certifications


        FATECH Electronic (FOSHAN) CO., LTD. supplies five-years warranty on surge protective devices, and supply maintenance services in lifetime.Products are certified with TUV, CE; UL pending, 90% material are UL approved.


1


 FAQ:


 


1. Q: Could l know which advantages do you have please?


 


A: Independent test center, TUV, Patent certifications; 15 years export experience in the overseas market; good technical service and support.


 


2. Q: Are you a lightning surge protectors factory or trading company?


A:  We area manufacturer which is ISO 9001-2008 quality system on R&D, production and sales of surge arrester.


 


3. Q: Warranty and return?


 


A:  We supply five-years warranty on surge protective devices and own the best after-sale service team, if any


problem happens, our team will do our best to solve it for you.


 


4. Q: What's the delievery time?


 


A:  It is usually about 15 days after receiving the payment and confirmed the order, but specific time should


be based on the order quantity.


 



 



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