Na fasahar, Lantarki
Waya giciye sashe domin shigarwa wayoyi
Da wutar lantarki da aka haka kahu sosai a rayuwarmu cewa rayuwarmu kamar yadda idan transfixed da kwatsam lantarki wadata da aka yanke, kuma mun sa ido in har aka gina. Muna kewaye da wata babbar dama daban-daban kayan da cewa suna da alaka to your gida cibiyar sadarwa ko kai tsaye ta hanyar wani bango kanti, ko ta hanyar
Wani lokacin shi wajibi ne don rike da haske a cikin gareji ko wasu outbuildings, maye gurbin da waya ko yi na gida tsawo igiyar. Ko shi wajibi ne yin lissafi da matsakaicin yawan na'urorin za a iya lokaci guda kunshe a daya Tee cewa shi ba warmed waya da kuma a wuta ya barke saboda takaice kewaye. A irin haka wajibi ne a yi pre-lissafi na waya masu girma dabam ya zama m, a cikin aminci daga cikin shigar wayoyi.
Abin da na USB zuwa zabi?
Shi ne ba wani asirin da cewa jan yana da ƙananan juriya fiye da aluminum, sabili da haka idan aka kwatanta da tagulla, da aluminum wayoyi, a cikin abin da waya guda giciye sashe, a farko yanayin, da canja kaya zai zama da ɗan fi girma. Copper waya ne karfi, softer kuma ba ya rushe a yankunan inflexion. Har ila yau, jan ne kasa mai saukin kamuwa zuwa hadawan abu da iskar shaka da kuma lalata. The kawai amfani da aluminum waya ne da kudin, wanda shi ne uku ko hudu sau kasa da tagulla.
Lissafi na shugaba giciye-sashe na ikon
Waya giciye-sashe, mm² | Copper waya (USB, shugaba) | |||
Tashin hankali a cikin sarkar 220 | Tashin hankali a cikin sarkar 380 | |||
ikon, kW | halin yanzu, A | ikon, kW | halin yanzu, A | |
1.5 | 4.1 | 19 | 10.5 | 16 |
2.5 | 5.9 | 27 | 16,5 | 25 |
4 | 8.3 | 38 | 19,8 | 30 |
6 | 10.1 | 46 | 26,4 | 40 |
10 | 15.4 | 70 | 33,0 | 50 |
16 | 18.7 | 85 | 49,5 | 75 |
25 | 25,3 | 115 | 59,4 | 90 |
35 | 29,7 | 135 | 75,9 | 115 |
50 | 38.5 | 175 | 95,7 | 145 |
70 | 47,3 | 215 | 118,8 | 180 |
95 | 57,2 | 260 | 145,2 | 220 |
120 | 66,0 | 300 | 171,6 | 260 |
Waya giciye-sashe, mm² | Aluminum waya (USB, shugaba) | |||
Tashin hankali a cikin sarkar 220 | Tashin hankali a cikin sarkar 380 | |||
iko. kW | amperage. A | iko. kW | amperage. A | |
2.5 | 4.4 | 20 | 12.5 | 19 |
4 | 6.1 | 28 | 15.1 | 23 |
6 | 7.9 | 36 | 19,8 | 30 |
10 | 11,0 | 50 | 25,7 | 39 |
16 | 13.2 | 60 | 36,3 | 55 |
25 | 18.7 | 85 | 46,2 | 70 |
35 | 22,0 | 100 | 56,1 | 85 |
50 | 29,7 | 135 | 72,6 | 110 |
70 | 36,3 | 165 | 92,4 | 140 |
95 | 44,0 | 200 | 112,2 | 170 |
120 | 50,6 | 230 | 132,0 | 200 |
Yadda za a duba da waya size?
Tun da wayoyi yawanci suna da wani madauwari giciye-bangaranci siffar, da yanki yanki da aka lasafta ta yin amfani da dabara:
S = π x d² / 4 ko S = 0,8 x d², inda
S - bangaranci yankin na conductors a mm.kv.;
π - 3,14;
d - waya diamita a mm.
Ya ɗauka don misali da cewa waya diamita ne 1.3 mm., Sa'an nan S = 0.8 0.8 • • 1,3² = 1.3 x 1.3 = 1,352 mm.kv.
A wani eletromontazhnyh ayyukan bukatar ka tuna cewa wutar lantarki ba jure rashin kula da kuma ba ya gafarta kuskure. Banana lafiya da kuma AMINCI - wannan shi ne abin da ya kamata ka ko da yaushe nemi a lokacin da yin wani lantarki wayoyi a cikin wani Apartment, gida ko gidan.
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