JDZJ Voltage Transformer

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)

Standard:IEC 61869-3

Selection

Technical data

Type	Short circuit current(A)
	IS1	IS2
JDZ-3	3.125	93.75
JDZ-6	1.52	91.49
JDZ-6(0.2 class)	1.81	108.54

 

Type	Short circuit current(A)
	IS1	IS2
JDZ-10	1.3	130
JDZ-10(0.2 class)	1.32	132
JDZJ-3	2.15	64.78

 

Type	Short circuit current(A)
	IS1	IS2
JDZJ-6	1.32	79.3
JDZJ-6	0.97	97
JDZJ-10(0.2 class)	0.97	97

Overall and mounting dimensions(mm)