Krataa a ɛwɔ nhama no mu a wɔtaa frɛ no krataa a ɛma nsu ntumi nkɔ mu anaa krataa a wɔde siw nsu ano no wɔ dwumadi atitiriw a edidi so yi:
1. Insulation function: adwuma titiriw a ɛwɔ insulating paper mu ne insulation. Ebetumi asiw current no kwan sɛ ɛbɛsen akɔ akyiri asen nhama no nhama no, na ahwɛ ahu sɛ ahobammɔ ne ahotoso a ɛwɔ tumi a wɔde fa nneɛma mu no yɛ adwuma. Mpɛn pii no, krataa a ɛma nsu ntumi nkɔ mu no yɛ adwuma a ɛkorɔn yiye na ebetumi agyina ahoɔden a ɛkorɔn ano.
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3. Oil absorption and filling: Wɔ nhama ahorow bi mu, te sɛ oil-impregnated paper insulated cables, insulating paper nso wɔ oil absorption function, a etumi twetwe na ɛma insulation dodow bi kɔ so yɛ adwuma .
Ɛnyɛ sɛ ngo a ɛbɔ ho ban no ma nneɛma foforo a wɔde siw nsu ano no nya na mmom ɛboa ma nhama no yɛ nwini nso.
4. Mfiri a wɔde boa: krataa a wɔde siw nsu ano nso ma mfiri bi a ɛboa ma wɔde bɔ nhama a wɔde fa nhama so no ho ban fi akyi honam fam nneɛma a ɛsɛe ho.
