Portable digital phase sequence indicator. HT Italia HT82 model is a digital portable meter to perform the phase sequence indication measurement by connecting the standard test leads on L1, L2 and L3 phases of a generic three phase system. The meter shows the “R” indication in positive test and “L” indication in the opposite case. An acknowledgement of wrong cable connection it’s also detectable by meter.

HT ITALIA HT82 Functions:

  • AC voltage functional range from 40V to 690V
  • Frequency functional range from 15Hz to 400Hz
  • ‘R’ and ‘L’ indication at display
  • Detectable of wrong connection
  • LCD custom display
  • Protection holster
  • Safety: IEC/EN61010-1, CAT III 600V



  • 3 test cables + 3 alligator clips


  • Carrying case
  • User manual


AC Voltage functional range40V – 600V
Frequency functional range15Hz – 400Hz
Mechanical specification
Dimensions130(L) x 69(W) x 22(H)mm
Weight (included battery)130g
Power supply
External power supplydirectly from electrical network
Measurement method3-wires
FeaturesCustom, LCD, with “R” or “L” phase sequence indication
Standards and safety
Insulationdouble insulation
Pollution degree2
Overvoltage categoryCAT III 600V
Max altitude2000m
Environmental conditions
Reference temperature23° ± 5°C
Working temperature5 – 40 °C
Working humidity<80%HR
Storage temperature-10 – 60 °C
Storage humidity<70%HR
Max altitude2000m


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