1. Wiring terminal: 3L+3N 2. Measuring voltage range: AC 80-500V 3. Measuring accuracy: 1 percent 4. Measurement rate: 200MS/time 5. Protection level: IP20 6. Electrical life: more than 15000 hours 7. Operating temperature: -5 to 40 degrees celsius 8. Storage temperature: -25-70 degrees celsius 9. Air relative humidity: 1-80 percent 10. Working pressure: 80-160Kpa 11. Installation: guide rail (18mm) 12. Function: measure three-phase AC voltage and display the voltage value of each phase through digital tube 13. Size: 81 x 66 x 18mm
