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Yueqing Ann Electric Co.,Ltd
Tel: +86 577 61787199
Fax: +86 577 61787199
Add: Number 97,Zhen Bei West
Road,Qiligang Town,
YueQing,Zhengjiang,China
E-mail: ann@annelectric.com
Website: www.annelectric.com
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BY4 Series
Technical ParametersBY4-60/3-385
BY4-60/3N-385
BY4-60/4-385
BY4-80/3-385
BY4-80/3N-385
BY4-80/4-385
BY4-100/3-385
BY4-100/3N-385
BY4-100/4-385
Maximum continuous operating voltage Uc
385 V
Test grade
Class 2
Nominal discharge current
In(8/20¥ìs) kA
30 kA
40 kA
60 kA
Maximum discharge current
Imax (8/20¥ìs) kA
60 kA
80 kA
100 kA
Voltage protective
level Up
2.0 kV
2.5 kV
3.0 kV
Response time ns
< 25 ns
Defending grade
IP20
Ambient temperature
-40---- +
Color ( Mould )
Orange
( Base )
Grey
Outer covering material
Reinforced fire-retardant nylon PBT
Phase Line , Zero Line
6 ----3
Earth Line
6 ----3
Signal Line
Accessory
According to the needs adding the remote signaling contact
Notes: Some of these types are available with accessories: alarm and remote signalling contact ( those ending with B and X ).
Installation Location and Application
l SPD class D, functioning as an equi-potential connection in case of lightning.
l Installed at the joint of the LPZOA, LZPOB and LPZ1 zones.
l It is usually installed in low voltage main distribution cabinet connected to the incoming end of the buildings.
l It adopts
l It is linked by 6 ---
l The cable should choose double color wire which is longer than
l In order to guarantee electrical network¡¯s normal operating after protective device
losing efficiency , the protective device which linked to the phase line must be
connected a fuse box whose current is higher than