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B+C composite power supply lightning protection box

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B+C composite power supply lightning protection box

Electric surge protector of composite low-voltage distribution system, which is in the form of a box, is designed according to IEC standard. It adopts the most advanced technology of preignition clearance and automatic matching of energy and has validation detection indication, overflowing and overheating protection, lightning stroke numbering display and powerful discharge capacity of lightning current. It can be used in Grade B and C lightning protection for the general supply of building, machine room, plant and enterprise to make sure the safe operation of electronic equipment and other utilization equipment. This lightning arrester is very convenient to be maintained. It connects with the circuit in parallel and has no limit to the power of the connected device.



Model

HD-D380BC-XL200

HD-D380BC-XL100

HD-D380BC-XL60

HD-D380/220B-XL

Nominal working voltage Un

380V

380V

380V

380V

Maximum continuous working voltage Uc

385V

385V

385V

385V

Nominal discharge current In 8/20μs

200KA

100KA

60KA

10KA

Voltage protection level Up

2KV

1.5KV

1KV

2.5KV

Response time Ta

100ns

Operating temperature range Tup

-40to+70

Working condition indication

Green light means work normally,red light means fault indicaiton.

Section of minimum installed conductor

6mm2 multi-folded wire

Protection grade

IP20

External dimension

280*350*130mm

Sheathing material

Metal spraying

Mode of connection

parallel connection

Protection mode

4+0/3+1/1+1/2+0























Installation method:

Ground the null line repeatedly when Long-distance overhead incoming lines enter buildings.

Plug the power phase line (L) and null line (Ninto corresponding connector of the electric surge protector and make sure it's firm and reliable. Connect the ground terminal of arrester with the ground lead of lightning protection well (recommended earth resistance 4Ω).

Suggested specification of the lead wire: no less than 6mm2, short and straight.


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