Cs, Thermal resistance of soil., Cd, For depth of burial , Cf, Where the protective device is a semi-enclosed fuse to BS 3036, This equals 0.725 otherwise this equals 1, Ca, Ambient or surrounding temperature correction , Ci, The factor to be used when enclosed in thermal insulation , Cg, Grouping correction factor given in tables on the regs book .

Tauler de classificació

Estil visual

Opcions

Canvia de fonament

Restaurar desada automàtica: ?