Max Zs Values App for iPhone & iPad


Max Zs Values App for iPhone & iPad

IPhone Max Zs Values AppView in App StoreCalculate the maximum permitted Zs values (earth loop impedance) as per BS7671.

Using the picker wheel select the protective device (fuse’s, MCB’s, RCBO’s) and device rating to calculate the maximum permitted Zs value for your selected device.

Features

  • + BS7671 Amendment 1 2011 values
  • + BS EN device’s
  • + Fuse’s
  • + MCB’s
  • + RCBO’s
  • + 100% values
  • + 80% values
  • + 0.4 second disconnection times
  • + 0.2 second disconnection times
  • + 5 second disconnection times

 

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