I. Lakanali yɔrɔjan ɲɛfɔli kolomaw ka ɲɛsin kabiniw ma minnu ka tension ka dɔgɔ
Lakanali yɔrɔjan ɲɛfɔli minnu bɛ kɛ kabiniw ka tension dɔgɔmanw na, olu sinsinnen bɛ fɔlɔ jamana sariyaw kan "GB/T 7251.1-2017 Low-Voltage Switchgear and Controlgear Assemblies" ani "GB 50054-2011 Low-Voltage Power Distribution Design Specifications. Jatebla kɛrɛnkɛrɛnnenw wajibiyalenw ye ninnu ye:
1. Baarakɛyɔrɔ ɲɛfɛla: A ka dɔgɔn milimɛtɛrɛ 800 (kabinet jɔlen) walima milimɛtɛrɛ 1000 (kabinet suguya-), ka baarakɛyɔrɔ bɛrɛbɛrɛ sabati ladonni baarakɛlaw ye ni u bɛ u biri walima ni u jɔlen don (a bɛ tali kɛ GB 50054 la, Sigida 4.2.5).
2. Kɔfɛ ladonni yɔrɔjan: A ka dɔgɔn milimɛtɛrɛ 600, walima milimɛtɛrɛ 800 ni kɔ da donni ka kan.
3. Kɛrɛfɛla sira bonya : Walasa ka jiribolo fila-labɛn, kabiniw ni ɲɔgɔn cɛ janya ka kan ka kɛ milimɛtɛrɛ 1000 ye a dɔgɔyalenba la; ka ɲɛsin jirisun kelen-labɛnw ma kogo la, milimɛtɛrɛ 200 ni kɔ ka kan ka to kɛrɛw la.
Kɔlɔsili wɛrɛw:
- 800mm ɲɛfɛla janya bɛ da balikuw bolokɔfɛfɛnw hakɛ danmadɔ kan (700mm ɲɔgɔn), ni allowance ye baarakɛminɛnw minɛcogo la.
- Drawer-suguya kabiniw bɛ yɔrɔ wɛrɛw de wajibiya bawo fɛnmarayɔrɔw ka kan ka janya kosɛbɛ.
II. Sariya kɛrɛnkɛrɛnnenw lakanani sɛgɛsɛgɛliw kan ka tɛmɛn kabiniw kan minnu ka tension ka dɔgɔn-
Lakanali yɔrɔ min bɛ kabiniw sanfɛ minnu ka tension ka dɔgɔ, o bɛ to ka ye ka ban, nka a bɛ farati lase funteni bɔli ma ani tension caman bɔli ma:
1. Sanfɛla Labɛnni:
- Kabini minnu ka dɔgɔn-, olu ka ca ni milimɛtɛrɛ 300 ye walima u bɛ bɛn milimɛtɛrɛ 300 ma (funteni bɔli wajibiyalen);
- Ni busbar -voltage caman bɛ kabini sanfɛ: A ka bon walima a bɛ bɛn 1200mm ma (a bɛ tali kɛ GB 50054 sigida 4.3.3 la).
2. Kabɔri sanubɔlanw sigili kabiniw cɛma: Ni kabali sanubɔlanw bilalen don kabini sanfɛla la, kabali sanubɔlan ni kabini sanfɛla cɛ janya ka kan ka tɛmɛ milimɛtɛrɛ 150 kan walima ka bɛn milimɛtɛrɛ 150 ma walasa funteni tali kana nɔ bila minɛnw baara la.