Ingcaciso yeMveliso
Ezi ntambo zokumelana ezine-enamel zisetyenziswa ngokubanzi kwii-resistor ezisemgangathweni, iimoto
iinxalenye, ii-resistors ezijikelezayo, njl. kusetyenziswa i-insulation processing efanelekileyo kwezi zicelo, kusetyenziswa ngokupheleleyo iimpawu ezikhethekileyo ze-enamel coating.
Ngaphezu koko, siza kusebenzisa i-enamel coating insulation kwiingcingo zesinyithi ezixabisekileyo ezifana nesilivere kunye neplatinum xa ziodolwe. Nceda usebenzise le mveliso-ngoku-odolwa.
Ipropathi yeKarma
| igama | ikhowudi | Ulwakhiwo oluPhambili (%) | Umgangatho
| |||
| Cr | Al | Fe | Ni | |||
| IKarma | 6J22 | 19-21 | 2.5~3.2 | 2.0~3.0 | ibhal. | JB/T 5328 |
| Igama | Ikhowudi | (20ºC) I-Resisti ubomi | (20ºC) Ubushushu beCoeff. Yokuchasa | (0~100ºC) Ubushushu I-EMF vs. Ithusi | Max.workin g | (%) I-Elongati on | (N/mm2) Ukutsalwa Amandla | Umgangatho |
| IKarma | 6J22 | 1.33±0.07 | ≤±20 | ≤2.5 | ≤300 | >7 | ≥780 | JB/T 5328 |
4. Iimpawu ezahlukileyo zentambo yokumelana neKarma
1) Siqala ngentambo yobushushu yombane yeNickel Chromium Class 1, sitshintshe ezinye zeNi nge
u-Al kunye nezinye izinto, ngaloo ndlela waphumelela izixhobo zokuchasana ngokuchanekileyo ngokuphucula
i-coefficient yobushushu bokumelana kunye namandla obushushu e-electromotive ngokuchasene nobhedu.
Ngokongezwa kwe-Al, siphumelele ekwenzeni i-volume resistivity ibe nkulu ngokuphindwe kayi-1.2
kuneNickel Chromium yombane yocingo lobushushu iClass 1 kwaye amandla okutsalwa aphindwe kayi-1.3.
2) I-coefficient yobushushu besibini β yeKarmalloy wire KMW incinci kakhulu, - 0.03 × 10-6/ K2,
kwaye ijika lobushushu bokumelana lijika libe ngumgca othe ngqo ngaphakathi kobubanzi
uluhlu lobushushu.
Ngoko ke, i-coefficient yobushushu imiselwe ukuba ibe yi-coefficient yobushushu obuphakathi
23 ~ 53 °C, kodwa i-1 × 10-6/K, umlinganiselo wobushushu obuphakathi kwe-0 ~ 100 °C, nayo isenokuba
yamkelwe kwi-coefficient yobushushu.
3) Amandla e-electromotive nxamnye nobhedu phakathi kwe-1 ~ 100 °C nawo mancinci, ngaphantsi kwe-+ 2 μV/K, kwaye
ibonisa uzinzo oluhle kakhulu kangangeminyaka emininzi.
4) Ukuba oku kuza kusetyenziswa njengesixhobo sokumelana ngokuchanekileyo, unyango lobushushu obuphantsi luyasetyenziswa
kufuneka kupheliswe ukuphazamiseka kwendlela yokucubungula njengakwimeko ye-Manganin wire CMW.
Uhlobo lokufaka ubushushu
| Igama elifakwe i-insulation enamel | Inqanaba lobushushuºC (Ixesha lokusebenza liyi-2000h) | Igama leKhowudi | Ikhowudi ye-GB | Uhlobo lwe-ANSI |
| Ucingo olune-enamel ye-polyurethane | 130 | I-UEW | QA | MW75C |
| Ucingo olufakwe i-polyester enamel | 155 | I-PEW | QZ | MW5C |
| Ucingo olune-enamel ye-polyester-imide | 180 | I-EIW | QZY | MW30C |
| I-polyester-imide kunye ne-polyamide-imide egqunywe kabiniucingo olune-enamel | 200 | I-EIWH (i-DFWF) | QZY/XY | MW35C |
| Ucingo olune-enamel lwe-polyamide-imide | 220 | I-AIW | QXY | MW81C |

150 0000 2421