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FN7-12RD Fuse Combination Grounding Load Switch 10KV Indoor High Voltage Load Switch

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Place of Origin: Zhejiang, China
Brand Name: Amerson
Model Number: FN7-12RD
Max. Current: 630A
Max. Voltage: 12KV
Power frequency withstand voltage: 42/48KV 1min
Short circuit closing current: 31.5/50KA

Package and After Sale

Packaging Details : Wooden packing
Supply Ability : 1000 Piece/Pieces/Week
Port : Ningbo/Shanghai

Product Details

Company product introduction

FN7-12DR indoor AC high voltage load switch is suitable for breaking current and closing short circuit current in three-phase AC power system with AC 50Hz and rated voltage of 12KV. Any current that can be disconnected by the combination device until the short-circuit current Can be used as a protection.


Technical Data Sheet


Product NumberFN7-12RDShort Circuit Closing Current31.5/50KA
Rated Voltage12KVRated Breaking Current400/630A
Highest Voltage12KVRated Transfer Current1000A
Rated Current400/630ADynamic Steady Current Peak31.5/50KA
Power frequency withstand voltage42/48KV 1min

     Conditions of Use: 

         1) Ambient temperature:-77~+104℉.

        2) Hight:Less than 1000 meters.

        3) Relative humidity:

            The daily average is no more than 95%, and the monthly average is no more than 90%.

        4) The surrounding air should be free from corrosive or flammable gases and water vapor.

        5) No frequent violent vibration

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