"Mining cable" yog cov ntawv luv rau cov cables tshwj xeeb tsim los siv hauv cov mines. Tag nrho cov mining cables yog nplaim hluav taws- retardant thiab yuav tsum tau txais daim ntawv pov thawj "Mining Product Safety Mark Certificate" los ntawm National Mining Product Safety Mark Center. U-type (M-type) Roj Hmab-Sheathed Cables rau Coal Mines.
Cov Qauv Khoom
Cov khoom no yog tsim nyob rau hauv raws li GB/T 12972-2008 *Rubber-Sheathed Flexible Cables rau Mines* thiab MT 818-2009 *Flame-Retardant Cables rau Coal Mines*. Tsis tas li ntawd, raws li tus neeg siv thov, kev tsim khoom tuaj yeem ua tau raws li cov qauv pom zoo los ntawm International Electrotechnical Commission (IEC), nrog rau cov qauv British, German, thiab Asmeskas.
Scope ntawm daim ntawv thov
Mining roj hmab-cov hlua hloov tau yooj yim yog tsim rau kev teeb tsa txawb hauv lub tshuab hluav taws xob mining nrog lub zog - zaus ntsuas hluav taws xob (U0 / U) ntawm 8.7 / 10 kV lossis qis dua.
Cov yam ntxwv ua haujlwm
- Lub hwj chim- zaus ntsuas voltages (U0 / U) suav nrog: 380/660 V, 660/1140 V, 1.9/3.3 kV, 3.6/6 kV, 6/10 kV, 8.7/10 kV, thiab 300/500 V.
- Qhov siab tshaj plaws tso cai ua haujlwm kub ntawm cov cable conductors: 65℃lossis 90 degree.
- Yam tsawg kawg nkaus tso cai ambient kub rau cable: -35℃.
- Cable dabtsi yog khoov vojvoog: Tsis pub tsawg tshaj 6 npaug ntawm cov kab hluav taws xob sab nraud.
Mining cables suav nrog: MC cables, MCP cables, MZ cables, MZP cables, MYQ cables, MY cables, MCPTJ cables, MYPTJ cables, MVV cables, MKVV cables, MYJV cables, MKYJV cables, MHYV cables, UGF cables, siab {0} volt mining cables roj hmab- sheathed cables, 6 kV mining cables, mining mobile cables, mining flame-retardant cables, MCPT cables, and general mining rubbers-sheathed cables.
