T-JVS1 SURGE PROTECTIVE DEVICE

Product Summarize :
Application scope
JVS1 Surge Protective Device series (referred as SPD) provides protection against surge current resulted from direct or indirect lightning strike or other instantaneous overvoltage.
Standard
None
Main technical parameters

    Type

JVS1-A

JVS1-B

JVS1-C

JVS1-D

JVS1-E

Max. Continuous Operating Voltage

Uc (V)

320

320

320

420

460

Protected Surge Current

Up (kV) (8 /20s)

1.0

1.2

1.5

2.0

2.3

Normal Discharge Current

Ism(kA)(8 / 20s 5times)

5

10

20

30

40

Max Discharge Current

Imax (kA) (8 / 20s 1time)

10

20

40

60

70

Response Time t (nS)

25

Power withstanding(J)(2mS)

640

640

640

640

1500

Ambient Temperature

-40+80

Colour of Function Unit

Yellow

Light Yellow

White

Brown

  Red

Construction features :
One pole: provide protection against surge current of circuit single phase 220V.
Two poles: provide protection against surge current of L and N phase to earth of circuit single phase 220V resulted from lightning.
Three poles: provide protection against surge current of S phase of TT, TN-S system 380V, and also protect S to earth of IT TN-C system of 380V.
Four poles: provide protection against surge current against S, N to earth of TT TN-S system of 380V.
Overall and mounting dimensioned chart :