Digital three phase voltage meter

                                Digital three phase voltage meter

                          

※ Accuracy :  0.5

※ Signal input
  ▼ Connection model of foure phase three wire,three phase three wire
  ▼ Rated voltage AC57.7V,AC100V,AC220V,AC380V
  ▼ Overload voltage:  1.2 times(Continued), 2 times/second(instantaneous)
  ▼ Power :<1VA/phase
  ▼ Impedance>300Kohm
  ▼ The frequency 45～65Hz or DC

※ Auxiliary power supply
▼ Working range:                             AC/DC80V～270V,AC220V,AC450V,AC100V,DC48V,DC24V
▼ Power consumption: <4VA

※ Environment
▼ Working temperature: -10℃～+55℃
▼ Storage temperature: -25℃～+70℃
▼ Relative humidity is less than 93%,no corrosive gas
▼ Elevation≤2500m

※ Safety
▼ Insulation resistance>1000MOhm
▼ AC withstand voltage AC 2kV

※ Electromagnetic compatibility
▼ ESD level 4
▼ Electrical fast transient burst level 4
▼ Surge(impact) level 4

※ Outline dimensions