u-Shaped hanging ring yɛ ɔfã a ɛho hia a ɛbɛma tumi a ɛyɛ den no akɔ so atra hɔ .

Wɔ overhead power lines mu no, u-shaped hanging rings yɛ ade titiriw a ɛma wotumi de ahoɔden a ɛyɛ den kɔ. Wɔtaa de sɛe insulators na wosiesie no denneennen ma ɛyɛ line abantenten. U-a wɔde sɛn so a wɔayɛ no sɛnea ɛte no ne insulator no abɔ mu denneennen denam pin, aniwa ntokuru, ne nhama so, na ɛnam so agyina waya no so. Wɔ saa adeyɛ yi mu no, ɛsɛ sɛ U-beae a wɔde sɛn so no soa nhama no mu duru ne nhyɛso a mframa, asaw, ne nneɛma afoforo de ba no. Esiane nokwasɛm a ɛyɛ sɛ anyinam ahoɔden nhama taa trɛw kilomita pii anaa nea ɛboro saa mpo nti, ɛnsɛ sɛ wobu nkɛntɛnso a ɛboaboa ano a efi nhama no ankasa mu duru ne tumi a ɛwɔ akyi no mu no adewa.
Wɔ substations mu no, u-nkyɛm a wɔde sɛn so nso di dwuma titiriw. Mfiri pii ne nkitahodi a ɛyɛ den wɔ substation no mu, a ɛhwehwɛ sɛ wotumi de ho to so na wɔde anyinam ahoɔden mfiri ahorow, busbars, ne nea ɛkeka ho no si hɔ. u{ 3}}Wɔbɛtumi de ring a wɔde sɛn so a wɔayɛ no sɛnea ɛte no adi dwuma de abɔ dadeɛ nhama ne abantenten abɔ mu, asiesie dadeɛ nhama a ɛwɔ abantenten no so na ɛde mmoa ne nhyɛsoɔ a ɛyɛ den ama anyinam ahoɔden nnwinnadeɛ. Sɛ nhwɛso no, wɔ anyinam ahoɔden nhama a wɔde bɔ anyinam ahoɔden ho ban a wɔde si hɔ mu no, u-nhama a wɔde sɛn so a wɔayɛ no sɛnea ɛte no fa anyinam ahoɔden nhama no bata abantenten no ho denneennen. Sɛ anyinam pae a, current a ɛyɛ den fa anyinam ahoɔden nhama no mu na ɛkɔ fam fa u-ntam a ɛsensɛn hɔ no mu. Nkitahodi a ɛyɛ den a ɛfa U-nhom a wɔde sɛn so no ho no hwɛ hu sɛ anyinam ahoɔden a ɛkɔ so no yɛ mmerɛw, na ɛnam so bɔ nnwinnade a ɛwɔ substation no mu no ho ban fi anyinam a asɛe no ho.