NPK Engineering & Service Co., Ltd.

Tested energy meters of this manufacturer are listed below
WO No: 2077959
  • DESCRIPTION
    RESULT
  • Report No
    05-1059
  • Country
    Thailand
  • Type
    NP121D, NP123D, NP125D
  • Class (Wh)
    2
  • Elements
    1-phase
  • Wiring
    2-wire
  • Connection
    Direct connected
  • Technology
    Mechanical (ferraris)
  • Frequency
    50
  • Current
    5(25), 20(40) or 20(80)
  • Voltage
    220 or 230
  • Register
    Mechanical
  • Standards
    IEC 62053-11