Calibration test equipment DZ603-3B

stabilitymanualfor electric energy meters

Specifications 　　1. Certificate: ISO 9001; 　　2. Accuracy class: 0.05, 0.1; 　　3. Support both three-phase & single-phase meter calibration 　　DZ603-3B portable three phase Energy Meter Test Equipment 　　Functions and Features: 　　1. The operation can be controlled by computer software or by special keyboard. 　　2. Program-controlled power source, high precision reference standard meter. 　　3. The output voltage and current adopt soft-stop and start, and with alarm 　　protection when voltage short circuit and current open circuit, 　　4. Voltage, current, frequency and phase shall be set freely under manual calibration. 　　5. Output voltage and current signal can be set synchronized with the city power. 　　6. Small size, high stability and portable. 　　Index: 　　1. Accuracy class: 0.05, 0.1. 　　2. Output voltage: 60V, 100V, 220V, 380V 　　adjusting range: 0~120% of each range continually 　　3. Output current: 0.1A, 0.5A, 1A, 2.5A, 5A, 10A, 20A, 60A (72Amax) 　　adjusting range: 0~120% of each range continually 　　4. Phase scope: 0~359.9°, resolution :0.1° 　　5. Three phase un-symmetry: <0.5° 　　6. Output power stability: <0.05% 　　7. Output voltage (current) distortion: <1.0% 　　8. Frequency range: 45.00 ~ 65.00 Hz, adjusting resolution: 0.1 Hz. 　　9. Power supply: AC 220V±10%. 50 Hz