Loaʻa i nā mea hoʻohuihui palupalu uila nā māka E, B, F, a me H me ka ikaika mechanical maikaʻi.ʻO nā waiwai dielectric a me ka hoʻopili wela hilinaʻi.Aia ma ka papa E ka pepa hui;aia ka papa B me DMD, DMDM, DM;ʻo ka papa F e pili ana i ka papa F DMD;aia ka papa H NHN a me NMN.Hoʻohana nui ʻia ia i nā mea hana mana e like me ka insulation slot, turn-to-turn insulation a me ka gasket insulation o nā transformers, nā mana hoʻoili a me nā mea hoʻololi, nā locomo traction, nā kaʻa, nā mea uila a me nā uila.