mcpt1.9/3.3kv采煤機(jī)金屬屏蔽橡套軟電纜絕緣電阻---mcpt電纜的絕緣電阻試驗(yàn)是出廠前必做的例行試驗(yàn)之一。絕緣電阻的高低決定電纜絕緣程度好壞。依據(jù)MT818.4-2009標(biāo)準(zhǔn)規(guī)定，MCPT電纜絕緣電阻應(yīng)符合以下規(guī)定：

線芯類型                      標(biāo)稱截面               20℃絕緣電阻zui小值MΩ.KM

                                     mm2                       1.9/3.3KV

動(dòng)力線或輔助線                 16                        1150 

                                        25                        980

                                        35                        850        

                                        50                        740

                                        70                        630

                                        95                        550

                                        120                      510

                                         150                      450