Uma i-diameter yangaphandle ye-polywire ingu-2.5mm, umkhawulo ophezulu we-500m polywire ungafakwa i-reel yocingo elayishiwe, kodwa ngokuvamile sifaka i-400m polywire kuphela ku-reel yocingo olulayishiwe.

i-reel yocingo elayishiwe