Single Phase Meter DDS720

meter type DDS720
meter type DDS720

The DDS720 is an advanced single-phase meter. It is available for single-phase two wire or single-phase three wire connection. The meter is compliant with the relevant IEC standards and is used for residential customers in post-payment mode. DDS720 offers multi-tariff structures and has excellent features for tamper detection.

IEC 62053-21
SICEM type test certified
KEMA type test certified
DLMS compliant


  • Active energy measurement
  • Im- and export measurement
  • Multi tariff (TOU, TOD, Step tariff)
  • Real time clock
  • Read without power

Tamper protection

  • Sealing
  • Ultrasonic welding (optional)
  • Neutral current comparison
  • Reverse current detection
  • Event logging

Nominal voltage (Un), single-phase 2 wire110 V, 120 V, 220 V, 230 V, 240 V
Nominal voltage (Un), single-phase 3 wire110 V / 220 V, 120 V / 240 V
Voltage range for operation0.7 Un … 1.3 Un
Nominal frequency50 Hz, 60 Hz
Basic current (Ib)5 A
Maximum current60 A, 80 A, 100 A
Operating temperature-25°C … 70°C
Humidity< 95 %
Accuracy classActive energy class 1
Ingress protectionIP 54
CommunicationInfrared port, RS485
Dimensions126 mm * 102 mm * 57 mm
Connection typeBS (LNNL)

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title: DDS720_V1_EN
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published: 2020-03-11

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