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Product introduction

An electrical appliance used to protect electrical equipment from high transient over-voltage during lightning stroke, and to limit the freewheeling time and the freewheeling amplitude. Lightning arrester is sometimes called overvoltage protector or overvoltage limiter.

Product performance and parameters

Project

JPSA-06

JPSA-12

JPSA-18

Rated voltage (KV)

6

12

18

Standard discharge current (KA)

5

Maximum continuous working voltage (KV)

5.1

10.2

15.3

Reference voltage (VImA) (KV)

AC

5.40or above

10.82or above

16.20or above

DC

7.63or above

15.3or above

22.9or above

Limit voltage (8/20 μs. KV peak value)

19.3

38.6

58

Discharge capacity (4/10 μs)（KV）

High current duration (4/10 μs. KV peak value)

65

Low current duration

μs

1000

A crest

75

Applicable standards

IEC 60099-4