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Electrical Items >> Surge Arrester >> BY1 Surge Arrestor ¡¡

 

BY1-C/2-320-20 BY1-C/4-420-20 BY1-C/4-420-20B


  Usage And The Scope Of Application
  BY1 series surge protective device (SPD) is suitable for AC 50/60 Hz.380V and the following electric power system ,such as TT,IT,TN-S,TN-C and TN-C-S.It is the product for protecting electric net shocked by the thunder or over voltage.


 Technical Parameter

Type
BY1-C/¡õ-140-15 BY1-C/¡õ-275-20 BY1-C/¡õ-320-20 BY1-C/¡õ-385-20 BY1-C/¡õ-420-20 BY1-C/¡õ-550-20
Maxi continuous operating volt. Uc¡« 140V 275V 320V 385V 420V 550V
Volt protection level     Up< 0.8kV 1.2kV 1.5kV 2.5kV 2.5kV 2.5kV
Nominal discharge current    In(8/20¦Ìs)kA 15 20 20 20 20 20
Maxi discharge current   Imax(8/20¦Ìs)kA 40 40 40 40 40 40
Response time       ns <25
Width       mm 18
Colour grey
Protection level IP20
Shell  material enforce anti- flame PBT
Fuse Or Switch £¨A£© 25-32A
Connect  ways         L ,N 2.5-35mm2
Earthing 4.0-45mm2
Signal line 1.5mm2

 

hits£º1963    addtime£º2006-05-17 £Ûback£Ý

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