DDSU666 Single Phase DIN Rail Meter

DDSU666 Single Phase DIN Rail Meter:

  • LCD Display
  • Bi-direction measuring electrical parameters
  • 35mm DIN-Rail installation
  • RS484 communiction, Modbus and DL/T Protocol
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  • No live portion is exposed if the toggle is damaged accidentally or due to overuse.
  • The front face has no visible metal screws.
  • IP20 defense
  • Two layers of insulation

dimension of DDSU666 Single Phase DIN Rail Meter


  • In medium and low voltage power system
  • Protect circuits from overload, short circuit and other faults
  • In industrial control system
  • Protect motors, transformers and other equipment
  • Used in household, commercial and industrial building electrical
  • Used to protect communication equipment, communication lines, etc.
  • Electrical system of new energy equipment such as solar energy and wind energy
  • Guarantee the safe operation of electrical equipment


  • EAN6422956013226
  • Nominal Voltage220V/ 230V 5(80A) 2P
  • Connection type1P2W
  • Operating Range0,9Un – 1,1 Un
  • CurrentCT: 1.5(6)A / DC:5(80)A
  • ComunicationsRS485, Protocol: Modbus and DL/T
  • OthersAccuracy Class 1.0 for active
    Operating range limit -40 C to +75 C
    Storage range limit -40 C to + 85 C
    Relative humidity ≤ 95%RH
    Ingress protection IP54
  • Dimensions (W*H*D)98 x 34 x 66 mm
  • Weight0.25 kg