Description
40A DC immune Current Transformer ZMDCT05
1.Specification
| Characteristics | Values |
| Operating frequency | 50 Hz ~ 400 Hz |
| Operating temperature | -40ºC ~ 85ºC |
| Relative humidity | ≤95% |
| Rated primary current Ip | 40A |
| Maximum primary operating current Imax | 48A |
| Testing current for DC component 40A/Root 2 | <3% |
| Rated second current | 16mA |
| Transformation ratio | 1:2500 |
| User supplied burden resistor | 10Ω |
| Accurate operating current range | 1.66%Ip~Imax |
| INPUT: 2.5A R:100Ω, f: 60HZ | OUTPUT: 99.5~100mV |
| Power frequency withstand voltage | 3Kv/1min |
| Insulation resistance | >500MΩ/500Vdc |
| Interturn insulation | 40A/1min |
| Accuracy class | 0.2class |
| Accuracy class | With the percentage(%)of Ip | ||||
| 1.66 | 5 | 20 | 100 | 120 | |
| Ratio Error (±%) | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 |
| Phase Displacement(±·) | 12 | 12 | 12 | 12 | 12 |
2.Structure and Size
Current direction:
Primary current is from K to L, secondary current is from Black line to White line.
3.Dimension
4.Material List
| No. | Material | Spec. model | UL code | Manufacturer |
| 1 | Inner core | Nano-crystalline core | / | ZEMING |
| 2 | Outer core | Amorphous core | / | ZEMING |
| 3 | Core shell | PBT | E238981 | QINGDAO QINKE ENGINEERING PLASTICS |
| 4 | Winding | 2500T | E258243 | ELEKTRISOLA HANGZHOU CO LTD |
| 5 | Outside shell | Black | E238981 | QINGDAO QINKE ENGINEERING PLASTICS |
| 6 | Epoxy resin | TXH-9201-10 epoxy resin insulating compound | E196959 | TIANJIN XINQIAO INSULATING MATERIAL CO |
| 7 | Leading wire | UL1007, 26AWG, Black&White |
E315651 | ZHEJIANG CHENGBAO WIRE & CABLE |
| 9 | Connector | Molex 5264-2P | / | Shenzhen Pinshang Electronic |
| 10 | Tape | Flame retardant, Environmental protection |
E165111 | JINGJIANG YAHUA PRESSURE SENSITIVE GLUE CO LTD |
