| Electrical parameters | |
|---|---|
| Accuracy | 0.2% or 0.5% |
| Power Supply | AC 110-265V 50/60Hz |
| Warming-up time | < 5 min |
| Power consumption | ≤5VA |
| Voltage measurement | |
| Range | 0-300V |
| Accuracy | 0.2% |
| Current measurement | |
| Range | 1mA-20A or 10mA-120A |
| Accuracy | 0.2% |
| Phase measurement | |
| Range | 0°-359.9° |
| Resolution | 0.1° |
| Accuracy | 0.2° |
| Frequency measurement | |
| Range | 45-65 Hz |
| Resolution | 0.01Hz |
| Accuracy | 0.02Hz |
| Power factor measurement | |
| Range | -1.0000~0 ~ +1.0000 |
| Resolution | 0.001 |
| Accuracy | 0.01 |
| Electric energy pulse output | |
| Pulse constant | 900, 180 |
| Energy pulse input | |
| Input range of pulse constant | 1-25000 |
| Pulse input level | 5V |
| Function | |
| CT ratio test | Yes |
| Register test | Yes |
| PC management software | Yes |
| LCD | 3.5 green backlight LCD |
| In-built load | 5VA |
| Data storage | 500 sets |
| External Printer | Yes |
| Communication port | RS232 |
| Standard | |
| Standard | IEC 62053-21,22, 23; IEC 60736; ANSI C12.20-2002; JJG 597-2005; JJG596-2012; JJG 1085-2013; JJF 68-2019; DL/T 826-2002; DL/T 1478-2015; DL/T 448-2016 |
| Safety | |
| Isolation protection | IEC 61010-1:2001 |
| Measurement Category | 300 V CAT III |
| Degree of protection | IP53 |
| Declaration of conformity | CE & CNAS certified |
| Mechanical parameters | |
| Dimensions (W×D×H) (mm) | 185×67×30 |
| Weight (kg) | 1 (mains) 2 (appendix and bag) |
| Environmental conditions | |
| Working temperature | -10°C to 50°C |
| Working humidity | 5%- 85%RHD |
| Storage temperature | -25°C to 70°C |
| Storage humidity | 5% -95%RHD |