Description
• YC99T Series Portable Three-Phase Meter Test System laboratory-grade accuracy in a rugged, field-ready package.
• YC99T-3C – IEC-protocol compliant for fully automated demand-error, tariff-switch, and time-of-use energy testing; built-in 0.05 ppm OCXO for daily clock-error verification.
• YC99T5C – identical software suite as the 3C with alternative voltage/current ranges to suit varied applications.
• Integrated harmonic source: programmable 2nd–21st order, stable output for harmonic influence tests.
• Ergonomic front-and-rear panels enable single-operator hook-up in under one minute.
• Lightweight, corrosion-resistant enclosure—precision lab performance wherever you need it.
1. The error of voltage, current, active power is ±0.05%, the error of reactive power is ±0.1%
2. The stability of voltage, current, active power is 0.01%RG/3min, The distortion percentage of alternative voltage and alternative current : ≤0.2%
3. The voltage range of YC99T-3C from 57.7V-660V, current range:1A-50A
4. Harmonic Output range: 2-63, harmonic output is under measuring and analyzing.
5. Test data can be managed by computer via RS232 interface
6. YC99T-3C not only can be operated by equipment but also can be controlled by PC
7. Calibrate energy meters automatically, which including items, such as, preheating, starting, creeping, error, influence, quantity test etc.
8. MUTs can be accessed through RS485, RS232, and Ethernet.
9. Diagnostic function of functional fault and internal module communication.
Specifications
| Voltage |
| AC Voltage Range | 57.7V-660V |
| Power of the voltage output | MAX.20VA |
| Resolution | 0.01% |
| Accuracy | 0.1% |
| Stability | 0.01%/120s |
| Distortion factor | 0.2% |
| Current |
| Test current output | 1A-50A |
| Power of the current output | Max. 50VA |
| Resolution | 0.01% |
| Accuracy | 0.05% |
| Stability | 0.01%/180s |
| Distortion factor | < 0.3% for linear resistance load |
| Phase angle |
| Range | 0 -- 360° |
| Resolution | 0.1° |
| Accuracy | 0.2° |
| Frequency |
| Range | 40Hz – 70Hz |
| Resolution | 0.005Hz |
| Pulse output |
| Harmonic Output | 2-63 |
| Pulse input |
| Input channel | 3 |
| Input frequency | Max. 20Hz |
| Other |
| Voltage Supply | 220V±15% /110V±15% (optional) |
| Ambient temperature | 20°C -- 30°C |
| Relative humidity | ≤85% |
| Dimensions (W×H×D) (mm) | 500 X 440 X 180 |
| Weight (kg) | 26 |
|
|
Portable Energy Meter Test Bench Images
|
