成人综合网在线观看91,丁香演过的三级有哪些

型號Model	名稱 Descriptions	使用范圍 Scope of application
KVV	聚氯乙烯絕緣聚氯乙烯護套控制電纜 PVC insulated PVC sheathed control cables for use in mines	一般控制系統(tǒng)中 General control system in mines
KVV22	聚氯乙烯絕緣鋼帶鎧裝聚氯乙烯護套控制電纜 PVC insulated steel tape armored PVC sheathed control cables for use in mines	一般控制系統(tǒng)中能承受一定沖擊力和壓力 General control system cables are under some impact and pressure in the mine
KVV32	聚氯乙烯絕緣細鋼絲鎧裝聚氯乙烯護套控制電纜 PVC insulated fine steel wire armored PVC sheathed control cables for use in mines	一般控制系統(tǒng)能承受一定拉力 General control system cables are under some pulling force in the mine
KVV42	聚氯乙烯絕緣粗鋼絲鎧裝聚氯乙烯護套控制電纜 PVC insulated thick steel wire armored PVC sheathed control cables for use in mines	一般控制系統(tǒng)能承受較大拉力 General control system cables are under big impact pulling force in the mine
KVVP	聚氯乙烯絕緣銅絲編織屏蔽聚氯乙烯護套控制電纜 PVC insulated copper wire weave shielded PVC sheathed control cables for use in mines	強電磁干擾區(qū)作一般控制 Strong electromagnetism interference region as general control in mines
KVVP2	聚氯乙烯絕緣銅帶屏蔽聚氯乙烯護套控制電纜 PVC insulated copper tape shielded PVC sheathed control cables for use in mines	強電磁干擾區(qū)作一般控制 Strong electromagnetism interference region as general control in mines
KVVR	聚氯乙烯絕緣聚氯乙烯護套軟控制電纜 PVC insulated PVC sheathed soft control cables for use in mines	要求移動場合作一般控制 Request migration situation as general control in mines
KVVRP	聚氯乙烯絕緣銅絲編織屏蔽聚氯乙烯護套軟控制電纜 PVC insulated copper wire weave shielded PVC sheathed soft control cables for use in mines	要求移動且強電磁干擾區(qū)作一般控制 Request migration situation and strong electromagnetism interference region as general control in mines

電纜導體長期允許的工作溫度 Long-term service temperature of the cable conductor	70℃	額定電壓U0/U Rated voltage U0/U	450/750V	電纜敷設溫度 Cable laying temperature	≥0℃
電纜的zui小彎曲半徑 Minimun bending radius	無鎧裝層的≥電纜外徑的6倍，有鎧裝層或銅帶屏蔽的≥電纜外徑的12倍， Non armored ≥outer diameter of cable 6 times, armored layer or copper tape shielded≥outer diameter of cable 12times 有屏蔽層的軟電纜≥電纜外徑的6倍 Shielded layer soft cable ≥ outer diameter of cable 6 times

型號 Model	額定電壓 V Rated voltage	導體標稱截面 mm2 Conductor nominal sectional
		0.5	0.75	1.0	1.5	2.5	4	6	10
		芯數(shù) Core number
KVV KVVP	450/750	-	2-61				2-14		2-10
KVVP2		-	4-61				2-14		4-10
KVV22		-	4-61				2-14		4-10
KVV32		-	7-61		4-61		2-14		4-10
KVV42		-	16-61		7-61		2-14		4-10
KVVR		4-61					-		-
KVVRP		4-61			4-48		-		-

標稱截面 nominal sectional （mm2）	導體結構 Conductor structure		+20℃導體直流電阻（≤Ω/Km） Conductor DC resistance at 20℃		+20℃絕緣電阻（≥MΩ·Km） Insulated resistance at 20℃
標稱截面 nominal sectional （mm2）	種類Type	根數(shù)/單線標稱直徑（mm） core No./ single nominaldiameter	不鍍錫 Untinned	鍍錫 Tinned	+20℃絕緣電阻（≥MΩ·Km） Insulated resistance at 20℃
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

序號 Serial number	項目 Items		技術性能 Technical performances
1	+20℃線芯直流電阻（≤Ω/Km） Core DC resistance at 20℃		見上表 See above table
2	+20℃絕緣電阻（≥MΩ·Km） Insulation resistance at 20℃		見上表 See above table
3	5min耐工頻交流電壓試驗 5min power frequency alternating current pressure test	芯-芯Core-Core 芯-屏蔽Core-Shield 芯-鎧裝 Core-Armor	3000V不擊穿 3000V no breakdown
4	單根垂直燃燒試驗 Single wire burning test		MT386
5	成束燃燒試驗 Group burning test		符合GB/T18380標準中B類成束燃燒試驗要求 Conforms to GB/T18380 standard B kind group burning test

華強牌KVVRP-450/750V-12*0.75 控制屏蔽電纜聚氯乙烯絕緣銅絲編織屏蔽電纜

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