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						产品介绍: 
						  
						一、用途 
						   本产品适用于交流额定电压300/500V及以下,是连接各种频繁移动式电气设备的铜芯橡皮绝缘橡皮护套软电缆,尤其适用于电动葫芦、行车和各种探伤设备。 
						  
						二、电缆型号名称 
						  
						
							
								| 
										型  号 | 
										产品名称 | 
										额定电压 V | 
										芯  数 | 
										标称截面  mm2 | 
										导体长期允许工作温度 ℃ |  
								| 
										YR | 
										天然丁苯绝缘及护套多芯移动型软电缆 | 
										300/500 | 
										1~20 | 
										1.0,4 | 
										65 |  
								| 
										YRP | 
										天然丁苯绝缘及护套金属屏蔽多芯移动型软电缆 | 
										300/500 | 
										1~20 | 
										1.0,4 | 
										65 |  
								| 
										YRF | 
										天然丁苯绝缘氯丁护套多芯移动型软电缆 | 
										300/500 | 
										1~20 | 
										1.0,4 | 
										65 |  
								| 
										YRFP | 
										天然丁苯绝缘氯丁护套金属屏蔽多芯移动型软电缆 | 
										300/500 | 
										1~20 | 
										1.0,4 | 
										65 |  
						  
						三、主要技术指标 
						1.成品电缆导体(R类)直流电阻(符合GB3956规定)参照附录A表2。 
						2.20℃时绝缘电阻不小于50MΩ/KM。 
						3.成品电缆经受交流50HZ3.5KV/5min电压试验不击穿。 
						  
						四、基本电缆规格及结构参数 
						1.丁腈绝缘和护套动力扁电缆 
						  
						
							
								| 
										线芯*标称截面(mm2) | 
										导体结构 
										(根数*直径) 
										mm | 
										电缆最大外径(mm) |  
								| 
										YVFB |  
								| 
										2*1.5 | 
										48*0.20 | 
										11.4*7.5 |  
								| 
										2*2.5 | 
										51*0.25 | 
										14.0×9.0 |  
								| 
										2*4 | 
										82*0.25 | 
										15.8×9.5 |  
								| 
										2*6 | 
										123*0.25 | 
										18.2×10.8 |  
								| 
										2*10 | 
										204*0.25 | 
										21.5×12.5 |  
								| 
										2*16 | 
										323*0.25 | 
										24.2×13.9 |  
								| 
										2*25 | 
										513*0.25 | 
										28.5×16.2 |  
								| 
										2*35 | 
										722*0.25 | 
										31.8×18.1 |  
								| 
										2*50 | 
										1026*0.25 | 
										36.6×20.5 |  
								| 
										2*70 | 
										1406*0.25 | 
										41.6×23.3 |  
								| 
										2*95 | 
										486*0.50 | 
										47.3×26.3 |  
								| 
										2*120 | 
										608*0.50 | 
										50.8×28.1 |  
								| 
										2*150 | 
										760*0.50 | 
										56.3×31.2 |  
								| 
										3*1.5 | 
										48*0.20 | 
										15.8*7.5 |  
								| 
										3*2.5 | 
										51*0.25 | 
										18.8×9.0 |  
								| 
										3*4 | 
										82*0.25 | 
										21.6×9.5 |  
								| 
										3*6 | 
										123*0.25 | 
										25.8×11.3 |  
								| 
										3*10 | 
										204*0.25 | 
										32.1×13.2 |  
								| 
										3*16 | 
										323*0.25 | 
										34.2×14.9 |  
								| 
										3*25 | 
										513*0.25 | 
										42.3×18.2 |  
								| 
										3*35 | 
										722*0.25 | 
										46.2×19.1 |  
								| 
										3*50 | 
										1026*0.25 | 
										55.8×22.0 |  
								| 
										3*70 | 
										1406*0.25 | 
										66.8×26.8 |  
								| 
										3*95 | 
										486*0.50 | 
										70.2×28.0 |  
								| 
										3*120 | 
										608*0.50 | 
										85.5×36.0 |  
								| 
										3*150 | 
										760*0.50 | 
										95.0×35.1 |  
								| 
										4*1.5 | 
										48*0.20 | 
										20.5*7.5 |  
								| 
										4*2.5 | 
										945*0.50 | 
										25.8×9.0 |  
								| 
										4*4 | 
										82*0.25 | 
										29.4×9.5 |  
								| 
										4*6 | 
										123*0.25 | 
										34.1×11.8 |  
								| 
										4*10 | 
										204*0.25 | 
										40.4×12.9 |  
								| 
										4*16 | 
										323*0.25 | 
										45.9×15.6 |  
								| 
										4*25 | 
										513*0.25 | 
										54.1×18.1 |  
								| 
										4*35 | 
										722*0.25 | 
										58.6×20.2 |  
								| 
										4*50 | 
										1026*0.25 | 
										83.0×26.5 |  
								| 
										3×4+2.5 | 
										82*0.25/51*0.25 | 
										30.6×10.7 |  
								| 
										3×6+4 | 
										123*0.25/82*0.25 | 
										31.0×12.8 |  
								| 
										3×10+6 | 
										204*0.25/123*0.25 | 
										35.0×12.9 |  
								| 
										3×16+6 | 
										323*0.25/123*0.25 | 
										41.3×15.6 |  
								| 
										3×25+10 | 
										513*0.25/204*0.25 | 
										49.1×18.1 |  
								| 
										3×35+10 | 
										722*0.25/204*0.25 | 
										64.2×20.2 |  
								| 
										3×50+16 | 
										1026*0.25/323*0.25 | 
										80.2×23.4 |  
								| 
										3×70+25 | 
										1406*0.25/513*0.25 | 
										85.3×27.2 |  
								| 
										3×95+35 | 
										486*0.50/722*0.25 | 
										97.6×29.7 |  
								| 
										3×120+35 | 
										608*0.50/722*0.25 | 
										107.1×31.9 |  
								| 
										5*1.5 | 
										48*0.20 | 
										25.5*7.5 |  
								| 
										5*2.5 | 
										51*0.25 | 
										32.0*9.0 |  
								| 
										5*4 | 
										82*0.5 | 
										37.5*10 |  
								| 
										6*1.5 | 
										48*0.20 | 
										31*7.5 |  
								| 
										6*2.5 | 
										51*0.25 | 
										40.9*9.0 |  
								| 
										6*4 | 
										82*0.5 | 
										42.0*10 |  
								| 
										7*1.5 | 
										48*0.20 | 
										32.0*7.0 |  
								| 
										7*2.5 | 
										51*0.25 | 
										41.0*9.0 |  
								| 
										7*4 | 
										82*0.25 | 
										44.0*10.0 |  
								| 
										8*1.5 | 
										48*0.20 | 
										38.5*7.8 |  
								| 
										8*2.5 | 
										51*0.25 | 
										48.0*8.0 |  
								| 
										8*4 | 
										82*0.25 | 
										51.0*10.6 |  
								| 
										10*1.5 | 
										48*0.20 | 
										44.5*7.8 |  
								| 
										10*2.5 | 
										51*0.25 | 
										59.0*9.0 |  
								| 
										10*4 | 
										82*0.25 | 
										65.2*11.0 |  
								| 
										12*1.5 | 
										48*0.20 | 
										59.5*8.5 |  
								| 
										12*2.5 | 
										51*0.25 | 
										70.0*8.5 |  
								| 
										12*4 | 
										82*0.25 | 
										80.2*11.0 |  |