ZEMCTK09-2 Split core current transformer
Split core current transformer
Mainly used for the Reconstruction project of the distribution system , not power-off stitches, can be quickly loading and unloading.
1.Specification Characteristics | Values |
Primary current | 500A |
Maximum primary operating current | 1000A |
Secondary current | 166.67mA |
Sampling resistor | 10Ω |
Operating frequency | 50/60Hz |
Operating temperature | -40ºC-85ºC |
Relative humidity | ≤95% |
Turn ratio | 1:3000 |
Accurate operating current range | 5%Ip~Imax |
Accurate class | 0.5 |
Power-frequency Withstand voltage | 3kV/1min |
Insulation resistance | ≥500MΩ/500VDC |
Interturn Insulation | 500A/1min |
Accuracy Class | With the percentage(%) of Ip |
5 | 20 | 100 | 120 |
Ratio Error(±%) | 3.0 | 1.5 | 1.0 | 1.0 |
Phase Displacement(±') | 180 | 90 | 60 | 60 |
2.Dimension 3.Material List NO. | Material | Spec, model | UL code | SGS |
1 | Silicon steel core | / | -- | yes |
2 | Core box | PBT | E332375 | yes |
3 | Tape | Flame retardant, Environmental protection | E165111 | yes |
4 | Enameled wire | 3000turns | E258243 | yes |
5 | Outer covering | Environmental protection | E238981 | yes |
6 | Leading wires | Red, white, 22#AVR | E315651 | yes |