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              |  SPD for Power Line |  
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                        | SF Series |  
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                    | Description : |  
                    | Features: 1 The box is made of high quality steel, flame retardant and anticorrosive.
 2 modular design, easy to test and exchange
 3 with a device of loading overcurrent, overheating and failure separation
 4 Indicate the working state amd count the overvoltage, offer the remote communication
 5 Adopt the dual heat tripping device,  more reliable
 6 reasonable design, no need to maintanent and easy operation.
 
 SF series B+C series type intelligent lightning protection box is used to protect the low voltage device from the damage caused by overvoltage an direct lightning flash, it applies to LPZOA-2 interface and in the enviroment ofsmall area demanded two levels surge protection.
 
 
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