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Fire retardant control cables in mines
²£«~¥Î³~¡G¥»²£«~¾A¥Î©óÄq¤«¤U¥æ¬yÃB©w¹qÀ£¬°450/750V¤Î¥H¤U°t¹q¸Ë¸m¤¤ªº¹q¾¹»öªí§@±±¨î«H¸¹«OÅ@©M´ú¶q¡C
Scope of application:This product is suitable under the mine pit exchanges the rated voltage is 450/750V and in following power distribution equipment electric appliance measuring appliance makes the control Signal protection and survey.
°õ¦æ¼Ð·Ç Standards implemented : MT818-1999
«¬¸¹¡B¦WºÙ¤Î¨Ï¥Î½d³ò Model descriptions and Use scope
«¬¸¹Model | ¦WºÙ | ¨Ï¥Î½d³ò |
MKVV | ·ÑÄq¥Î»E´â¤A²mµ´½t»E´â¤A²mÅ@®M±±¨î¹qÆl | Äq¤«¤¤¤@¯ë±±¨î«Y²Î¤¤ |
MKVV22 | ·ÑÄq¥Î»E´â¤A²mµ´½t¿û±añZ¸Ë»E´â¤A²mÅ@®M±±¨î¹qÆl | Äq¤«¤¤¤@¯ë±±¨î«Y²Î¤¤¯à©Ó¨ü½ÄÀ»¤O©MÀ£¤O |
·ÑÄq¥Î»E´â¤A²mµ´½t²Ó¿ûµ·ñZ¸Ë»E´â¤A²mÅ@®M±±¨î¹qÆl | Äq¤«¤¤¤@¯ë±±¨î«Y²Î¯à©Ó¨ü©Ô¤O | |
MKVV42 | ·ÑÄq¥Î»E´â¤A²mµ´½t²Ê¿ûµ·ñZ¸Ë»E´â¤A²mÅ@®M±±¨î¹qÆl | Äq¤«¤¤¤@¯ë±±¨î«Y²Î¯à©Ó¨ü¸û¤j©Ô¤O |
MKVVP | ·ÑÄq¥Î»E´â¤A²mµ´½t»Éµ·½s´«Ì½ª»E´â¤A²mÅ@®M±±¨î¹qÆl | Äq¤«¤¤±j¹qºÏ·FÂZ°Ï§@¤@¯ë±±¨î |
MKVVP2 | ·ÑÄq¥Î»E´â¤A²mµ´½t»É±a«Ì½ª»E´â¤A²mÅ@®M±±¨î¹qÆl | Äq¤«¤¤±j¹qºÏ·FÂZ°Ï§@¤@¯ë±±¨î |
MKVVR | ·ÑÄq¥Î»E´â¤A²mµ´½t»E´â¤A²mÅ@®M³n±±¨î¹qÆl | Äq¤«¤¤n¨D²¾°Ê³õ¦X§@¤@¯ë±±¨î |
MKVVRP | ·ÑÄq¥Î»E´â¤A²mµ´½t»Éµ·½s´«Ì½ª»E´â¤A²mÅ@®M³n±±¨î¹qÆl | Äq¤«¤¤n¨D²¾°Ê¥B±j¹qºÏ·FÂZ°Ï§@¤@¯ë±±¨î |
¨Ï¥Î¯S©Ê Service characteristics
¹qÆl¾ÉÅéªø´Á¤¹³\ªº¤u§@·Å«× | 70¢J | ÃB©w¹qÀ£U0/U | 450/750V | ¹qÆl¼Å³]·Å«× | 0¢J |
¹qÆlªºzui¤pÅs¦±¥b®| Minimun bending radius | µLñZ¸Ë¼hªº ¹qÆl¥~®|ªº6¿¡A¦³ñZ¸Ë¼h©Î»É±a«Ì½ªªº ¹qÆl¥~®|ªº12¿¡A | ||||
¹qÆlµ²ºc¥Ü·N¹Ï
IIIustration of cable structure
«¬¸¹ Model | ÃB©w¹qÀ£ V | ¾ÉÅé¼ÐºÙºI± mm2 Conductor nominal sectional | |||||||
0.5 | 0.75 | 1.0 | 1.5 | 2.5 | 4 | 6 | 10 | ||
ªä¼Æ Core number | |||||||||
MKVV MKVVP | 450/750 | - | 2-61 | 2-14 | 2-10 | ||||
MKVVP2 | - | 4-61 | 2-14 | 4-10 | |||||
MKVV22 | - | 4-61 | 2-14 | 4-10 | |||||
MKVV32 | - | 7-61 | 4-61 | 2-14 | 4-10 | ||||
MKVV42 | - | 16-61 | 7-61 | 2-14 | 4-10 | ||||
MKVVR | 4-61 | - | - | ||||||
MKVVRP | 4-61 | 4-48 | - | - | |||||
ª`Note¡G±ÀÂ˪ºªä¼Æ«Y¦CRecommendation core series¡G2¡B3¡B4¡B5¡B7¡B8¡B10¡B12¡B14¡B16¡B19¡B24¡B27¡B30¡B37¡B44¡B48¡B52¡B61ªä¡]core¡^
¹qÆl¥Dn§Þ³N©Ê¯à Major technical performances
1¡B ¹qÆl¾ÉÅ骽¬y¹qªý¤Îµ´½t¹qªý Cable conductor DC resistance and insulated resistance
¼ÐºÙºI± | ¾ÉÅéµ²ºc | +20¢J¾ÉÅ骽¬y¹qªý¡] £[/Km¡^ | +20¢Jµ´½t¹qªý¡] M£[¡PKm¡^ | ||
ºØÃþType | ®Ú¼Æ/³æ½u¼ÐºÙª½®|¡]mm¡^ | ¤£Áá¿ü | Áá¿ü | ||
0.5 | 5 | 16/0.20 | 39.0 | 40.1 | 15 |
0.75 | 1 | 1/0.97 | 24.5 | 24.8 | 12 |
0.75 | 2 | 7/0.37 | 24.5 | 24.8 | 12 |
0.75 | 5 | 24/0.20 | 26.0 | 26.7 | 12 |
1.0 | 1 | 1/1.13 | 18.1 | 18.2 | 11 |
1.0 | 2 | 7/0.43 | 18.1 | 18.2 | 10 |
1.0 | 5 | 32/0.20 | 19.5 | 20.0 | 10 |
1.5 | 1 | 1/1.38 | 12.1 | 12.2 | 11 |
1.5 | 2 | 7/0.52 | 12.1 | 12.2 | 10 |
1.5 | 5 | 30/0.52 | 13.3 | 13.7 | 10 |
2.5 | 1 | 1/1.78 | 7.41 | 7.56 | 10 |
2.5 | 2 | 7/0.68 | 7.41 | 7.56 | 9 |
2.5 | 5 | 50/0.25 | 7.98 | 8.21 | 9 |
4 | 1 | 1/2.25 | 4.61 | 4.70 | 8.5 |
4 | 2 | 7/0.85 | 4.61 | 4.70 | 7.7 |
6 | 1 | 1/2.76 | 3.08 | 3.11 | 7 |
6 | 2 | 7/1.04 | 3.08 | 3.11 | 6.5 |
10 | 2 | 7/1.35 | 1.83 | 1.84 | 6.5 |
2¡B¹qÆl¨ä¥¦¥Dn§Þ³N©Ê¯à Other major technical performances
«¬¸¹Model:MKVV22¡BMKVV32¡BMKVV42¡BMKVV¡BMKVVR¡BMKVVP¡BMKVVP2¡BMKVVRP
§Ç¸¹ | ¶µ¥Ø | §Þ³N©Ê¯à | |
1 | +20¢J½uªäª½¬y¹qªý¡] £[/Km¡^ Core DC resistance at 20¢J | ¨£¤Wªí See above table | |
2 | +20¢Jµ´½t¹qªý¡] M£[¡PKm¡^ Insulation resistance at 20¢J | ¨£¤Wªí See above table | |
3 | 5min@¤uÀW¥æ¬y¹qÀ£¸ÕÅç | ªä-ªäCore-Core | 3000V¤£À»¬ï 3000V no breakdown |
4 | ³æ®Ú««ª½¿U¿N¸ÕÅç Single wire burning test | MT386 | |
5 | ¦¨§ô¿U¿N¸ÕÅç Group burning test | ²Å¦XGB/T18380¼Ð·Ç¤¤BÃþ¦¨§ô¿U¿N¸ÕÅçn¨D | |