·JY-3B/2,电压继电器
·JY-8-10,JY-8-20,JY-8-30,电压继
·JY-40B/1a,JY-40B/2a,JY-40B/3a,
·JY-8-11A,JY-8-12A,JY-8-21A,JY-
·JY-40B/1b,JY-40B/2b,JY-40B/3b,
·JY-8-11B,JY-8-12B,JY-8-21B,JY-
·JY-40B/1c,JY-40B/2c,JY-40B/3c,
·JY-8-11C,JY-8-12C,JY-8-21C,JY-
·JY-40B/1d,JY-40B/2d,JY-40B/3d,