DDSD71Single-phase Smart Energy Meter



DDSD71Single-phase Smart Energy Meter is a highly advanced Smart Meter to measure Single-phase AC active/reactive energy with frequency of 50/60Hz. It has various sophisticated functions to realize Smart Measurement& Management of energy, with features of high accuracy, excellent sensitivity, good reliability, wide measurement range, low consumption, solid structure and nice appearance, etc.

Minsen DD1

Technical Parameters

  • Rated Voltage(Un):110V, 120V, 220V, 230V, 240V
  • Operation Voltage:70%Un~120%Un
  • Nominal Current:1A, 5A, 10A, 20A
  • Maximum Current: 60A, 80A, 100A
  • A wide current range of 1(80) A is optional under special requirements.
  • Rated Frequency:50Hz, 60Hz
  • Power Consumption:Voltage Circuit≤1W/10VA
  • Current Circuit≤1VA
  • Accuracy Class:1.0, 2.0
  • Meter Constant(imp/kWh):800, 1600, 3200, 6400
  • Normal Operation Temperature:-25℃~70℃
  • Relative Humidity: ≤95%

Main Functions

  • Complying with standards of IEC62052-11& IEC62053-21.
  • Single-phase Two-wire or Single-phase Three-wire options.
  • Measuring& storing forward/reverse energy.
  • Multi-tariff measurement function(optional).
  • Prepayment function with CPU card(optional).
  • Calendar& Timing function.
  • Various anti-tampering functions.
  • Measuring& displaying voltage, current, power and power factors, etc.
  • Recording all events including programming, power failure& tampering, etc(optional).
  • Freezing all data in timed, instant, pre-set, daily& hourly mode, etc.(Programmable).
  • Auto-scroll displaying and/or manual-scroll displaying(Programmable).
  • Backup battery for displaying energy under power-off situation.
  • Internal or external relay to realize load control locally or remotely.
  • Communication:with ports of RS485, infrared, PLC and/or M-bus, etc.
  • Communication protocol:DL/T645-2007, IEC62056-21/DLMS, etc(optional).
  • Capable of being integrated into LINYANG′s AMI(Advanced Metering Infrastructure) system.
  • Reactive energy measurement is optional.
  • DLMS Certificate available.

Wire Connection Modes

Minsen DD2

Other connection modes are customizable.