Split core current transformer Application and Features
1. Measurement and protection for instruments
2. General measurement and protection in power systems for highly mobility or space-constrained or uninterrupted power systems.
3. With the split core structure, easy to install, remove, and operate without disconnecting the measured primary conductor.
4. beautiful appearance, small size and light weight .
Structural Parameters
Front View Lateral View
“*” Same polarity
Product Description
Details
Product characteristics and application:
Rated input current | 800A | Accuracy class | 0.5 |
Rated output current | 160mA | Installation | Split core type |
Turns ratio | 5000:1 | Operating temperature | -25℃~+75℃ |
Operating current | 0~960A(10Ω) | Relative humidity | ≤95% |
Case material | Nylon | Operating frequency | 50HZ/60HZ |
(1) Dielectric strength:power frequency between primary winding and secondary winding 2.5KV/min, no breakdown flash-over phenomenon,leakage current<1mA;
(2) Insulation resistor:Between primary winding and secondary winding ≥1000MΩ/500Vdc
Input current | 5 | 20 | 100 | 120 |
Ratio error (±%) | ±0.75 | ±0.5 | ±0.5 | ±0.5 |
Phase error (′) | ≤30 | ≤20 | ≤20 | ≤20 |
Reliability test:
No. | Items | contents | condition | Application standard |
1 | High temperature storage | Durability test, long time high temperature storage. | 85 ℃ 48hours | Corporate standard |
2 | Low temperature storage | Durability test, long time low temperature storage. | -40 ℃ 48 hours | Corporate standard |
3 | High temperature operation | Durability test, long time in the state of high temperature power. | 75 ℃ 16 hours |
Corporate standard |
4 | Low temperature operation | Durability test, long time in the state of low temperature power. | -25℃ 16 hours | Corporate standard |
5 | High temperature/high humidity storage | Durability test, high temperature and high humidity storage for a long time. | 60 ℃ , 90 %RH 48 hours | Corporate standard |
6 | High temperature/high humidity operation | Durability test, long time in high temperature and high humidity power on state. | 40 ℃, 90 %RH 16 hours | Corporate standard |
7 |
Cold and hot cycle shock | Durability test in electrified and cold and hot cycle condition. 25℃ 5min. 1 Cycle 70℃ 30min -20℃ 30min |
-20°C / 70°C 10 Cycle |
Corporate standard |
Mechanical test | ||||
8 |
Vibration test |
Durability testing, transportation and use in the state of vibration. | Frequency:10~55~ 10Hz amplitude:1.5mm Cycle:1 Log/min time: X.Y.Direction 0.5 hour each |
Corporate standard |
Label Content: