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PRD up to 2007

Controlled lightning protection

Merlin Gerin
 
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Benefits
  • Continuity of supply reinforced by coordination with earth leakage protection:Productivity
  • Life end safety:Peace of mind
  • Draw out cartridge:Simplicity
Applications
  • Protection of electrical installations in all industrial and tertiary buildings against induced or conducted surges consequence of indirect lightning strokes
 

Withdrawable surge arrester Type 2

   
 
Description
  • Maximum current discharge Imax:65kA, 40kA, 15kA, 8kA
  • Maximum continuous operating voltage Uc:440V, 275 V
  • Voltage protection level Up:1,2kV - 1,5kV - 1,8kV - 2kV
  • Common or diferential mode of protection adapted to each earthing system : TT, TN-S,TN-C and IT
  • Cascading configuration for secondary protection closed to sensitive loads
  • Coordination and selectivity with selective version, "si" type earth leakage protection
  • Coordination with deconnection circuit breaker:C curve, 20 to 50A
  • Built-in thermal deconnection of end of life
  • Local indication and and remote indication of cartridge change on PRD..r
  • Compliance with standards:IEC 61643-1 class 2 test, EN 61643-11 Type 2
 
   
 

Withdrawable surge arrester 1P

 

 

Withdrawable surge arrester 1P+N

 

Spare cartridge N

Controlled lightning protection