Calibration equipment, the Senate table  
     
 
         
HRDS Multifunctional Testing Instrument (On-site Testing Instrument for Kilowatt-Hour Meter)
  
HRGP Power Frequency Signal Generator
  
HRPX Industrial Frequency Phase Meter
   Power harmonic Alarm HRDXB  
Series of HRDXC Testing, Alarming and Analyzing Instruments of Electric Harmonic
  
Series of HRDXC Testing, Alarming and Analyzing Instruments of Electric Harmonic
                     
                 
HRJDT-604 voltage monitor recorder physical images
   HRJDT-604 voltage monitor recorde front view                
                     
                     
                     
                     
                     
                     
 
     
     
Friendly cooperation is based on mutual sincerity and trust. Owing strength is owning competence.