UKhuseleko loBuqu lweSixhobo sokuGqangisa ngaphezulu koMda woKhuseleko ngocingo loMhlaba
Intshayelelo yemveliso
Iingcingo zomhlaba zokhuseleko zilungele iintambo zothumelo, oomatshini bombane kunye nezixhobo zesikhululo esincinci, isiseko esifutshane sesekethe yogcino lokucinywa kombane.
Iseti epheleleyo yocingo lwehlabathi lokhuseleko lubandakanya intonga yokusebenza egqunyiweyo enekliphu yokuqhuba, ucingo olusezantsi oluthambileyo olunobhedu oluneshethi ecacileyo, iphini lokubeka phantsi okanye ikliphu yokumisa.
Isibambi sokuqhuba sahlulwe saba: isibambo esibambekayo esiphindwe kabini sasentwasahlobo kunye nesetyhula spiral conductive clamp esetyenziselwa ukucinezela i-conductor, kunye ne-flat spiral conductive clamp esetyenziselwa ukucinezela ibhasi.
1.I-Clamper yocingo kunye ne-aluminium alloy casting, amandla aphezulu, ukuqhuba kakuhle.
2.I-portable short-circuit grounding wire ifakwe kwingxowa ye-canvas kunye neebhokisi zokhuni ezithunyelwa ngaphandle, ekulula ukuyiphatha kunye nokuthutha.
imiba efuna ingqwalasela:
1. Okokuqala khangela ukuba umgca uyaphila kwaye uqinisekise ukuba akukho mandla.
2. Qhagamshela itheminali yokumisa kuqala uze emva koko uqhagamshele i-terminal yomqhubi.Ulandelelwano lokususa ucingo lokumisa kufuneka lubuyele umva;
3. Iiglavu ezikhuselayo ziya kusetyenziselwa ukudibanisa kunye nokuqhaqha iingcingo ezisezantsi.Umzimba womntu awusayi kubamba iingcingo ezisezantsi okanye iingcingo eziyekiweyo ukuthintela ukuqhutywa kwe-inductive.
Iiparamitha zoBugcisa boMcingo woMhlaba woKhuseleko
Iklasi yombane | Ucingo lobhedu oluthambileyo olusemhlabeni | Ubude beNdlela yokuSebenza eGround (mm) | |||
(mm2) | (m) | ||||
Ukugquma | Ukubanjwa ngesandla | Ubude bubonke | |||
10KV | 25 | 1*3+7~1.5*3+20 | 700 | 300 | 1000 |
35KV | 25 | 1.5*3+18 | 900 | 600 | 1500 |
68KV | 25 | 1.5*3+20 | 900 | 600 | 1500 |
110KV | 25,35 | 9*3 | 1300 | 700 | 2000 |
2*3+20 | |||||
220KV | 25,35 | 9*3 | 2100 | 900 | 3000 |
3*3+25 | |||||
330KV | 35,50 | 12*3 4*3+25 | 3000 | 1100 | 4100 |
500KV | 35,50 | 13*3~20*3 | 4600 | 1400 | 6000 |
220-500KV Ingcingo yomhlaba ongaphezulu | 25 | 1*3+7~1.5*3+20 | 700 | 300 | 1000 |
Izixhobo zokuvavanya uxinzelelo oluphezulu | 35,50 | 5*3~10*3 | 700 | 300 | 1000 |
Ixabiso elilinganisiweyo locingo lobhedu ngemitha nganye
Indawo yecandelo(mm2) | 10 | 16 | 25 | 35 | 50 | 70 | 95 | 120 |
Idayamitha yocingo(mm) | 4.2 | 5.7 | 7.5 | 8.78 | 11 | 12 | 16 | 17 |
Idayamitha ye Sheath(MΩ) | 7.3 | 7.8 | 9.6 | 11.2 | 12.6 | 16.5 | 21 | 22 |
Ixabiso lokuchasa(A) | 1.98 | 1.24 | 0.79 | 0.56 | 0.4 | 0.28 | 0.21 | 0.16 |
Ukhuseleko lwangoku | 90 | 100 | 123 | 150 | 210 | 238 | 300 | 300 |