Warning: your browser does not support javascript or it has been disabled. Some features of this module might be unavailable.
In this TT Earthing System, an insulation fault occur in the equipment.
Resistance of the Transformer Earth Pit Rb= 1 Ω
Resistance of the Installation Earth Pit Ra= 11 Ω
Contact Resistance Rc= 0 Ω
Voltage limit: Dry room UL= 50V
Power supply: 220/380V
Resistance of the Human Body Rh= 1 kΩ
Calculate the leakage current going to the ground. (Amps)
so
Calculate the Touch Voltage (V)
and
Is the Human in Danger?
Yes
No
