Yueqing Ann Electric Co., Ltd.
Main products:PLC,Sensor,Push Button,Brake Caliper Repair Kits,Relay
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Contact Us
  • Contact Person : Ms. LI LEAH
  • Company Name : Yueqing Ann Electric Co., Ltd.
  • Tel : 86-577-61787199
  • Fax : 86-577-61787199
  • Address : Zhejiang,YUEQING,Number 97, Zhen Bei West Road ,Qiligang Town ,YueQing ,Zhengjiang,China
  • Country/Region : China
  • Zip : 325600

BY2 series Surge Protective Devices

BY2 series Surge Protective Devices
Product Detailed
BY3 type SPD is suiting to A.C 50/60 Hz , 220V electric power system and used at the joint of the LPZ2 and LPZ3 zones.

1. Usage and the Scope of Application

 BY2 type SPD is suiting to A.C 50/60 Hz , 380V and the following electric power systems, such as TT , IT ,TN-S , TN-C and TN-C-S . The product functions as equi-potential connection in case of lightning striking at the joint of LPZOA and LPZ1 or LPZOB and LPZ1. It protects the electric network shocked by the thunder or surge over voltage and it also can be used in the TT system when combined with the voltage limiting SPD formed as the “ 3+1 ”type.2.       Technical Parameters

 BY2-30/2.5BY2-30/4.0BY2-60/2.5BY2-60/4.0
Uc385V AC385V AC385V AC385V AC
Power frequency arcing voltage Uf> 1.0kV> 1.5kV> 1.0kV> 1.5kV
Test gradeClassIClassIClassIClassI
Insulating resistance (Risol)> 5 MΩ> 5 MΩ> 5 MΩ> 5 MΩ
Up< 2.5 kV< 4.0 kV< 2.5 kV< 4.0  kV
Response time  ns< 100 ns< 100 ns< 100 ns< 100 ns
 Impulse peak current30 kA30 kA60 kA60 kA
Electric charge Q15As15As30As30As
In(8/20μs) kA100 kA100 kA200 kA200 kA
Rated disconnection follow current value Ip4.5kA/250V4.5kA/250V6.0kA/250V6.0kA/250V
The rated current of fuse125A125A250A250A
Defending gradeIP20IP20IP20IP20

  

BY2 series Surge Protective Devices



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