The minimal bending radius during cable pulling can be determined from the value given in the below table multiplied with the external diameter of the cable $D_e$.

Symbol
$r_{\mathrm{mbpf}}$
Unit
-
Related
$D_{\mathrm{e}}$
$M_{\mathrm{i}}$
$n_{\mathrm{c}}$
$U_{\mathrm{n}}$
Used in
$r_{\mathrm{mbp}}$
Choices
Insulation typeType of cableValue
Paper insulationsingle-core20 (Un <= 30kV)
20 (Un > 30kV)
Paper insulationmulti-core15 (Un <= 30kV)
20 (Un > 30kV)
Polymer insulationsingle-core15 (Un <= 30kV)
20 (Un > 30kV)
Polymer insulationmulti-core12 (Un <= 30kV)
20 (Un > 30kV)
Rubber insulationsingle-core15 (Un <= 30kV)
20 (Un > 30kV)
Rubber insulationmulti-core12 (Un <= 30kV)
20 (Un > 30kV)