Iintambo ezigqunyiweyo zePVC kunye neentambo zahlulwe zibe ziintambo ezingagqunywanga zeentambo ezizinzileyo, iintambo ezigqunyiweyo zeentambo ezizinzileyo, iintambo ezigudileyo ezingagqunywanga, iintambo ezigudileyo ezigqunyiweyo ezinjongo iphambili, iintambo zokufakela kunye neentambo ezikhuselweyo, iintambo ezigudileyo ezigqunyiweyo ezinjongo ikhethekileyo Iintambo, iintambo ezigqunyiweyo zePVC ezingatshiyo/ezingatshiyo kunye nezinye iimveliso.
1. Inkqubo yokuvelisa evuthiweyo, kulula ukuyila nokuyicoca
2. Xa kuthelekiswa nezinye iintlobo zezinto zokuthintela intambo, ucingo kunye nentambo ezigqunywe nge-PVC azibizi kakhulu kuphela, kodwa zikwanomahluko wombala womphezulu, ubumnyama obukhanyayo, ukuprinta, ukusebenza kakuhle kokucubungula, ubulukhuni, ukunamathela komqhubi, iimpawu zomzimba zoomatshini kunye neempawu zombane zentambo ngokwayo, njl. Zonke iinkalo zinokulawulwa ngokufanelekileyo; ineempawu ezilungileyo kakhulu zokuthintela idangatye, ngoko ke iingcingo kunye neentambo ezigqunywe nge-PVC zinokufikelela ngokulula kumanqanaba okuthintela idangatye achazwe kwimigangatho eyahlukeneyo.
3. Intambo ngokubanzi ingaphakathi koluhlu lobunzima obuchaziweyo. Isiciko esisetyenziswa kwintambo yelaphu yi-polyvinyl chloride insulation. I-wire insulation kufuneka ibe nembonakalo egudileyo enoshicilelo olucacileyo lomphezulu. Xa ijongwa ukusuka esiphelweni sentambo, i-insulation kufuneka ilingane kwaye ingabi yinto engaqhelekanga.
Iintambo zamandla ezigqunyiweyo zePVC ezifikelela kwi-0.6/1kV
Imodeli, inkcazo kunye nesicelo
| Imodeli | Inkcazo | Isicelo | |||||||||||||
| VV I-VLV | Iintambo zombane ezigqunywe nge-PVC nezigqunywe ngeshelufu | Yokubeka iingcango okanye ii-tunels, kodwa ayikwazi ukuthwala uxinzelelo kunye namandla angaphandle oomatshini | |||||||||||||
| VV22 I-VLV22 | Iintambo zombane ezigqunywe nge-PVC ezigqunywe nge-insulated nezigqunywe nge-sheath, zentsimbi ezigqunywe nge-armored tape | Ukubeka iingcango, kwiityhuneli okanye ngaphantsi komhlaba, kunokuthwala uxinzelelo kunye namandla angaphandle oomatshini | |||||||||||||
| VV32 I-VLV32 | Iintambo zamandla ezigqunyiweyo ze-PVC nezigqunyiweyo, ezifakwe i-insulated kunye ne-sheathed, zentsimbi entle | Ukubeka iingcango, emigodini okanye phantsi kwamanzi, kunokuthwala amandla athile okutsala. | |||||||||||||
| VV42 I-VLV42 | Iintambo zamandla ezigqunywe ngentsimbi enzima ze-PVC ezigqunywe nge-insulated & ezifakwe isigqubuthelo | Xa ubeka phantsi amaqula okanye phantsi kwamanzi, unokuthwala amandla athile okutsala. | |||||||||||||
| I-NH ZR-VV I-ZR-VLV | Iintambo ze-PVC ezigqunyiweyo nezigqunywe ngesigqubuthelo, ezithintela ilangatye kunye nezimelana nomlilo | Kukufakwa kwiingcango okanye kwiituneli, kodwa kungenakukwazi ukunyamezela amandla okutsala kunye noxinzelelo. Kwiindawo apho umlilo uvela rhoqo. | |||||||||||||
| I-NH ZR-VV22 I-ZR-VLV22 | I-PVC igqunyiwe kwaye inesigqubuthelo, ineteyiphu yentsimbi, ithintela ilangatye kunye neentambo ezimelana nomlilo | Ukubeka iingcango, kwiituneli okanye phantsi komhlaba, kunokuthwala amandla okutsala kunye noxinzelelo. Kwiindawo apho umlilo uvela rhoqo. | |||||||||||||
| I-NH ZR-VV32 I-ZR-VLV32 | I-PVC igqunyiwe kwaye inesigqubuthelo, ifakelwe ucingo lwentsimbi oluqinileyo, ithintela ilangatye kunye neentambo ezimelana nomlilo | Ukubeka iingcango, emigodini okanye phantsi kwamanzi, kunokuba namandla athile okutsala. Kwiindawo apho umlilo uvela rhoqo. | |||||||||||||
| I-NH ZR-VV42 I-ZR-VLV42 | I-PVC igqunyiwe kwaye inesigqubuthelo, inentsimbi enzima exhonyiweyo, ithintela ilangatye kunye neentambo ezimelana nomlilo | Xa kubekwa phantsi kwemithombo okanye phantsi kwamanzi, kunokubakho amandla athile okutsala. Kwiindawo apho umlilo uvela rhoqo. | |||||||||||||
L—Umqhubi we-aluminium
Uluhlu lwemveliso
| Imodeli | Inani lee-cores | I-voltage elinganisiweyo ukuya kuthi ga kwi-0.6/1kV | |||||||||||||
| I-Naminal cross-section mm2 | |||||||||||||||
| Cu | AI | ||||||||||||||
| I-VV VLV NH ZR-VV ZR-VLV I-VV62 VLV62 NH ZR-VV62 ZR-VLV62 I-VV62 VLV62 NH ZR-VV62 ZR-VLV62 | 1 | 1.5 ~ 630 4 ~ 630 16 ~ 630 | 2.5 ~ 630 10 ~ 630 25 ~ 630 | ||||||||||||
| I-VV VLV NH ZR-VV ZR-VLV I-VV22 VLV22 NH ZR-VV22 ZR-VLV22 VV32(42) VLV33(42) NH ZR-VV32(42) ZR-VLV32(42) | 2 | 1.5 ~185 4~185 6~185 | 2.5 ~ 185 6 ~ 185 10 ~ 185 | ||||||||||||
| I-VV VLV NH ZR-VV ZR-VLV I-VV22 VLV22 NH ZR-VV22 ZR-VLV22 VV32(42) VLV33(42) NH ZR-VV32(42) ZR-VLV32(42) | 3 | 1.5 ~ 300 4 ~ 300 6 ~ 300 | 2.5 ~ 300 6 ~ 300 10 ~ 300 | ||||||||||||
| I-VV VLV NH ZR-VV ZR-VLV VV62(62,62) VLV62(62,62) NH ZR-VV62(62,62) ZR-VLV62(62,62) | 3+1;4 | 1.5 ~ 400 2.5 ~ 300 | 6 ~ 300 | ||||||||||||
| I-VV VLV NH ZR-VV ZR-VLV VV22(32,42) VLV22(32,42) I-NH ZR-VV22(32,42) I-ZR-VLV22(32,42) | 5;4+1;3+2 | 1.5 ~ 400 2.5 ~ 300 | 6 ~ 300 | ||||||||||||
Iintambo ze-sinole core amored zisetyenziswa kwinkqubo ye-DC kuphela. Ukuba zikwinkqubo ye-AC, kufuneka kusetyenziswe umaleko oxhonyiweyo wezinto ezingezizo zemagnethi okanye i-magnetic isolation.
Isakhiwo, idatha yobugcisa idweliswe kwitheyibhile 1-8, ngaphandle kobubanzi bomqhubi.
Iipropati eziphambili
| Hayi. | Into yovavanyo | Ipropati | |||||||
| 1 | Ulwakhiwo | Idweliswe kwiitafile | |||||||
| 2 | Ukumelana nomqhubi | Idweliswe kwiitafile | |||||||
| 3 | Uvavanyo lwe-voltage olumelana nayo i-AC3.5kV 5min | Akukho khefu | |||||||
| 4 | Oomatshini iipropati ngaphambi kokwaluphala | Tensile strength | Ukuvala ubushushu | Ubuncinci.12.5N/mm2 | |||||
| Isingxobo | Ubuncinci.12.5N/mm2 | ||||||||
| Ukwandiswa ngexesha lokuphumla | Ukuvala ubushushu | Ubuncinci be-150% | |||||||
| Isingxobo | Ubuncinci be-150% | ||||||||
| Oomatshini iipropati kunye iipropati ezithintela ilangatye emva ukwaluphala | Tensile strength | Ukuvala ubushushu | 100C+2℃Iintsuku ezi-7 Ubuncinane.12.5N/mm2 | ||||||
| Isingxobo | 100C+2℃Iintsuku ezi-7 Ubuncinane.12.5N/mm3 | ||||||||
| Ivalvu eguquguqukayo yamandla okutsalwa | Ukuvala ubushushu | 100C土2℃7days Max.土25% | |||||||
| Isingxobo | 100C土2℃7days Max.土26% | ||||||||
| Ukwandiswa ngexesha lokuphumla | Ukuvala ubushushu | 100C土2℃ 7days Min.150% | |||||||
| Isingxobo | 100C土2℃ 7days Min.151% | ||||||||
| Ivalvu eguquguqukayo yamandla okutsalwa | Ukuvala ubushushu | 100C土2℃7days Max.土25% | |||||||
| Isingxobo | 100C土2℃7days Max.土25% | ||||||||
| 5 | Ipropati ethintela ilangatye | Thobela i-GB12660.5-90(CB) kunye ne-IEC332-3(CB) | |||||||
| 6 | Ukuqina kobushushu obuhlala buhleli | Ubuncinci kwi-20℃ | 36.7 | ||||||
| Ki MQ km Ki M&. km | Ubuncinci kwi-70℃ | 0.037 | |||||||
Iintambo zombane ezigqunywe nge-PVC nezigqunywe ngeshelufu zifikelele kwi-0.6/1kV
Ulwakhiwo, ubunzima, ukumelana nokuqhuba kwentambo yamandla enye eyi-0.6/1kV
Iimeko zokubeka iintambo kunye nomthwalo ovumelekileyo ixesha elide
Ufakelo
Ubushushu bokufakelwa akufuneki bube ngaphantsi kwe-0℃, ukuba ubushushu obuphakathi bungaphantsi kwe-0℃, intambo kufuneka ifudunyezwe.
Irediyasi yokugoba yentambo ayifanele ibe ngaphantsi kwezihlandlo ezili-10-15
Emva kokufakela, intambo kufuneka imelane novavanyo lwe-voltage kangangemizuzu eli-15. 3.5Kv dc
Emoyeni
Intambo ye-sinale core ehambelanayo, umgama phakathi kweziko lentambo yi-imes ezi-2 (kwiintambo, ezinqumla indawo ye-conductor <185mm kunye ne-90 mm (kwiintambo, ezinqumla indawo ye-conductor>240mm').
Ubushushu obuphakathi: 40℃
Ubushushu obukhulu bomqhubi: 70℃
Izinto zokulinganisa phantsi kobushushu obuhlukeneyo bemozulu:
| Ubushushu bomoya | 20℃ | 25℃ | 35℃ | 40℃ | 45℃ | |
| Izinto zokulinganisa | 1.12 | 1.06 | 0.94 | 0.87 | 0.79 | |
Ingcwatywe ngqo emhlabeni
Xa iintambo ze-single core zifakelwe ngokwahlukeneyo, umgama phakathi kombindi wentambo uphindwe kabini kunobubanzi bentambo.
Ubushushu obuphakathi: 25℃
Ubushushu obuphezulu bomqhubi: 70℃
Ukumelana nobushushu bomhlaba: 1.0℃ mW
Ubunzulu: 0.7m.
Izinto zokulinganisa phantsi kobushushu obuhlukeneyo bemozulu
| Ubushushu bomoya | 15℃ | 20℃ | 30℃ | 35℃ | ||
| Izinto zokulinganisa | 1.11 | 1.05 | 0.94 | 0.88 | ||
Uvavanyo lwesekethe emfutshane
| Ubushushu obuphezulu kwi-short circuit | Isekethe emfutshane yangoku | ||||||
| 130℃ | l=94s //tA | ||||||
Apho: Indawo ye-S–corss yecandelo lomqhubi (mm?) t–ubude besekethe emfutshane (sec).
Ukuze ufumane iinkcukacha, nceda unxibelelane nomthengisi wethu nge-FAQ
Ukuze ufumane iinkcukacha, nceda unxibelelane nomthengisi wethu nge-FAQ