Surge Protection Barrier

Surge Protection Barrier

Series HD-DLY400/100surge protector is suitable for TT, TN-S, TN-C, IT, TN-CS and other power supply systems with AC 50/60Hz, 380V/400V/440V and below. Voltage protection, applied to the first-level lightning protection of equipment systems in areas with high lightning risk
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Product Details

Main features and installation method

※ Fast response speed, less than 100 nanoseconds

※ Low limit voltage 

※ Large flow capacity 

※ Normal white, invalid red   

※ Can be installed by Kevin wiring

※Class B lightning current HD-DLY protection, used for equipotential connection during lightning strike

※ In order to prevent product deterioration from affecting the normal power grid, the corresponding specification circuit breaker or fuse must be installed in the front section

※ Parallel installation at the incoming low-voltage main distribution cabinet, an overhead incoming line

※ Protector adopts standard 35mm track

※ Please specify the model, specification and quantity of HD-DLY when ordering

※ The protection shall be connected with a copper wire of 10~35mm2, and the grounding wire shall be a two-color wire of 16mm2 or more.

technical parameter


Technical Parameter                      Model

HD-DLY 440/150

HD-DLY 400/100

Maximum continuous working voltage Uc(V~)  

385/400/440

Voltage protection level(V~)kV

≤3.0

2.5

Nominal discharge currentI(8/20μs)

80KA

60KA

Maximum discharge current Imax(8/20μs)

150KA

     100KA

Response timeN

25

Access wire cross-sectional area

1625mm2

Cross-sectional area of ground wire    

25

Fuse or circuit breaker selection(A)

125A/63A

Communication and alarm line cross-sectional area

≥1.5mm2

working environment

-40~+85

Relative humidity25

≤95%

installation

Standard guide rail

Shell material      

PBT





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