φ12mm DC immune current transformer 2500:1 120A
Specification
Characteristics | Values |
Operating frequency | 50 Hz ~ 400 Hz |
Operating temperature | -40℃ ~ 85℃ |
Relative humidity | ≤95% |
Rated primary current Ip | 100A |
Maximum primary operating current Imax | 120A |
Testing current for DC component 120A/Root 2 | ＜3% |
Rated second current | 40mA |
Transformation ratio | 2500:1 |
User supplied burden resistor | 10Ω |
HI-POT (center OD hold to leadwire) | 3000Vrms, 1min. |
Insulation resistance | >500MΩ/500Vdc |
Accuracy class | 0.1class |
Accuracy class | With the percentage(%)of Ip | |||
5 | 20 | 100 | 120 | |
Ratio Error (±%) | 0.4 | 0.2 | 0.1 | 0.1 |
Phase Displacement(±ˊ) | 15 | 8 | 5 | 5 |
Dimension
Electrical schematic
Current direction:
“*” Means same polarity
Primary current is from K to L, secondary current is from white wire to black wire
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 ENGINEE RING PLASTICS CO LTD |
4 | Winding | 0.13mm, 2500T | E258243 | ELEKTRISOLA HANGZHOU CO LTD |
5 |
Epoxy resin | TXH-9201-10 epoxy resin in sulating compound |
E196959 | TIANJIN XINQIAO INSULATI NG MATERIAL CO LTD |
6 |
Leading wire | UL1007, 26AWG, Black&White |
E315651 | ZHEJIANG CHENGBAO WIR E & CABLE CO LTD |
7 | Case | Black | E238981 | QINGDAO QINKE ENGINEE RING PLASTICS CO LTD |
8 | Connector | Molex 5264-2P | / | Shenzhen Pinshang Electronic |
9 |
Tape | Flame retardant, Environmental protection |
E165111 | JINGJIANG YAHUA PRESSURE SENSITIVE GLUE CO LTD |