Calculation of Touch Voltage
Calculation of the Touch Voltage Limit
ΤΤ Earthing System, with RCD:
ΤΤ Earthing System, without RCD:
ΤN Earthing Systems:
Verification of the Touch Voltage Limit
The software, in accordance with regulation 411.5.3, verifies that the touch voltage does not surpass the allowable limit:
The value of ZA is verified that is less than 200 Ω, as recommended in the ON SITE GUIDE, Section 10.3.5.