JDZ3-3,6,10(Q) type single-phase double coil voltage transformer of epoxy casting
insulation for indoor device use, is used for measurement of voltage and electric
energy, relay protection in the AC circuit of rated frequency 50Hz as well as other
control device power. (refer to figure 1 wiring diagram)
JDZ(J)-3,6,10(Q) type single-phase double coil voltage transformer of epoxy casting
insulation for indoor device use, is used for measurement of voltage and electric
energy, relay protection in neutral non-direct earthing system of rated frequency
50Hz as well as for other control device power(refer to figure 2 wiring diagram)