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ND25-B Surge Protector

  • BRAND:Wenzhou Atele electric Co.,Ltd.
  • TEL:+86-577-62880175
  • Cellphone/Whatsapp: +86-13396988661
PRODUCT DETAILS

Number of poles: 1, 2 ,3, 4

Main Technical Parameters  
Model  Specification




Grid  operation voltage Un (V)200V
380V
220V  
380V
220V  
380V
220V
380V
220V  
380V
Maximum  continuous operating voltage Uc (V)385V
420V
385V
420V
385V  
420V
385V
420V
385V
420V
Voltage  protection level Up (kV)≤4.0  
≤4.5
≤3.4  
≤3.7
≤2.8
≤3.2
≤2.4≤1.8
≤2.2
Maximum  discharge current15012010080
Nominal  discharge current100806040
Response  time ns<100
Access  wire cross-sectional are a L/N (mm ²)20,  3516, 2516, 2516, 25
Access  ground wire cross-sectional Are a PE(mm ²)3520, 3525, 3525, 35
Fuse  or circuit breaker selection63A, 35A63A, 100A63A, 100A63A
Cross-sectional  area of the communication, alarm line≥1.5
Work  environment-40 ℃~ +85 ℃
Relative  humidity≤95%
InstallationStandard  to the track
Case  materialGlass  fiber reinforced plastic
Dimensions
14_12_surge_protector_10.jpg