High voltage dry type voltagetransformer
JDZ(J)-3.6.10(Q) Voltage transformer
Summary
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 the AC circuit of rated frequency 50Hz as well as other 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)
Type designation
Main technical parameter
| Type | Short circuit current | |
| IS1 | IS2 | |
| JDZ-3 | 3.125 | 93.75 |
| JDZJ-3 | 2.15 | 64.78 |
| Type | Rated voltage ratio(v) | Rated secondary output(VA) | ultimateoutput(vA) | Rated lnsulation level(kA) | Exterior creepage distance(mm) | ||||||
| 0.2class | 0.5class | 1class | 3class | 0.2/0.2 | 0.5/0.5 | 6p | |||||
| JDZ-3(Q) | 1000/100 2000/100 3000/100 | 30 | 50 | 80 | 20/20 | 30/30 | 200 | 3.6/23/40 | 205 | ||