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Three Phase STS Meter CL730S1

meter type CL730S1
meter type CL730S1

The CL730S1 is a multi-function three-phase smart meter with exchangeable communication modules. The meter is used to measure electrical energy accurately for commercial and residential customers. CL730S1 can be used for STS prepayment systems. The communication with an optional external keypad (user interface unit UIU) can be done via power-line carrier (PLC), radio frequency (RF) or by cable connection.

IEC 62053-21
IEC 62053-23

SICEM type test certified
STS certified
DLMS compliant

Together with our ClouESP AMI software solution this meter combines all advantages of STS payment together with full information about the smart-meter grid.


Tamper protection

  • Sealing
  • Terminal cover open detection
  • Face cover open detection
  • Reverse current detection
  • Neutral current comparison
  • Magnetic tamper detection (optional)
  • Event logging
  • Disconnect on tamper
Nominal voltage (Un)3 x 220/380 V,
3 x 230/400 V,
3 x 240/415 V
Voltage range for operation0.7 Un to 1.3 Un
Nominal frequency50 Hz, 60 Hz
Basic current (Ib)5 A
Maximum current60 A, 80 A, 100 A
Operating temperature-25 °C to +70 °C
Humidity< 95 %
Accuracy classActive energy class 1
Reactive energy class 2
Ingress protectionIP54
CommunicationInfrared port, RS-485, optional virtual token carrier
Dimensions226 mm x 170 mm x 73 mm
Connection typeBS, symmetrical

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Title: CL730S1_V2_EN
file size: 144.01 KB
published: 2020-06-19

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