牵引电机的绝缘系统按其在电机中的作用,可分为铁芯的片间绝缘、绕组的匝间绝缘、绕组的层间绝缘、绕组的相间绝缘、绕组的对地绝缘、衬垫绝缘和前后支架绝缘,还有换向器的片间绝缘和对地绝缘、滑环的对地绝缘、刷握的对地绝缘以及连接线和引出线的绝 Traction motor insulation system according to its role in the motor can be divided into the core of the inter-chip insulation, inter-turn insulation winding, winding insulation between the phase insulation winding, winding insulation to the insulation and liner Before and after the stent insulation, as well as the inter-piece commutator insulation and insulation to the ground, the slip ring to ground insulation, brush to ground insulation and connection lines and leads must