JDZ-3-3,6,10(Q)type single-phase double coil voltage transformer of ... epoxy casting insulation for indoor device use, JDZ-3-3,6,10(Q)type single-phase double coil voltage transformer of ... other contro1 device power.(refer to figure 1 wiring diagram ) JDZ(J)3-3,6,10(Q)type single-phase double coil ... ) type Short circuit currentISIIS2JDZ-33.12593.75JDZ-61.5291.49JDZ-6(0.2)class1.81108.54