AL303Instrument Transformer Calibrator
Specifications
| 电流互感器测量范围： | |
| a．变比范围 | 5A/5A～5000A/5A（5A/1A～4000A/1A）。 |
|---|---|
| Turns ratio error | 0.5% |
| 测量准确度满足 | 0.2级 |
| b．CT误差测量范围5A/5A～5000A/5A（5A/1A～1000A/1A） | |
| 极限误差满足 | 0.05%，即： |
| 5% Rated Current Measurement Error | 比差0.1级角差4′ |
| 20%、100%、120%额定电流 测量误差：比差0.05级 角差2′ | |
| PT measuring range | 2.2－132kV，测量误差：比差0.5级。 |
| 实际二次负荷测试 | |
| PT负荷10VA－500VA，测量误差：2级 | |
| CT负荷0.1-25，测量误差 | 2级 |
Values are reproduced as supplied by the factory. An English datasheet is available on request.