Yueqing Ann Electric Co., Ltd.
Main products:PLC,Sensor,Push Button,Brake Caliper Repair Kits,Relay
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

BY4 series Surge Protective Devices

BY4 series Surge Protective Devices
Product Detailed
Usage and application scope of BY4 type surge protective device (short name "SPD") is suitable for AC 50/60 Hz,380V Technical Parameters

Maximum continuous operating voltage  Uc 385 V
Test gradeClass  2
Nominal discharge currentIn(8/20μs) kA30 kA40 kA60 kA
Maximum discharge currentImax (8/20μs) kA60 kA80 kA100 kA
Voltage protective level  Up2.0 kV2.5 kV3.0 kV
Response time  ns< 25 ns
Defending gradeIP20
Ambient temperature-40---- +85°C
Color ( Mould )Orange
( Base )Grey
Outer covering materialReinforced fire-retardant nylon PBT
Phase Line , Zero Line6 ----3 5 mm²
Earth Line6 ----3 5 mm²
Signal Line1.5 mm²
AccessoryAccording 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 Applicationl        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 35 mm DIN rail.l        It is linked by 6 --- 35 mm² copper wire.l        The cable should choose double color wire which is longer than 6 mm².l        In order to guarantee electrical network’s normal operating after protective devicelosing efficiency , the protective device which linked to the phase line must beconnected a fuse box whose current is higher than 63A or a circuit breaker.

BY4 series Surge Protective Devices

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