MA310 Smart Meter with Indirect Connection (CT)


  • Modular designed smart meter for Smart Energy Data Management
  • Plug-and-play with interchangeable module: GPRS/UMTS/LTE/PLC/RF
  • Compliant with DLMS/COSEM
  • Modular WAN/LAN capacity and HAN euqipments management
  • Improve revenue and energy efficiency with advanced measurement with TOU
  • Accurate clock and Daylight saving time supported
  • Protect from fraud or tampering, alarm and events record
  • Security, Reliability
  • Advanced design for operation costs reduction, friendly user interface


Measurement Import and export active / reactive / apparent energy and demand, 4 quadrant reactive energy
Configurable maximum demand integration period: 5, 10, 15, 30 or 60 minutes (default 15min.)
Instantaneous voltage and current,Vrms, Irms, frequency and power factor
TOU Programmable 2 sets of tariff structures, up to 4 energy tariffs
50 special days
Billing data 31 days meter billing data available
12 months meter billing data available
Energy and maximum demand
Profiles for energy and power quality Up to 8 programmable channels for energy and demand load profile. Storage capacity: 240 days for 1 channel (15 min period)
Up to 8 programmable channels for power quality load profile. Storage capacity: 240 days for 1 channel (15 min period)
Programmable profiles period (typically 5, 10, 15, 30 or 60 minutes )
Real Time Clock Accuracy according to IEC62054-21
Daylight saving time supported
Remote and local synchronization available
Communication interfaces Plug-and-Play WAN/LAN communication module of GPRS/UMTS/LTE/PLC/RF
Optional wireless M-Bus multi-utility interface and end-customer interface, EN13757-3/4
Optical port, IEC62056-21 mode E, 9600 bps
Optional RS485 port, up to 9600 bps
Display Segment type LCD
Optional backlight
Two LEDs indicate the inpulse: one is active pulse output, another is reactive output
One LED for alarm indicator
Four LED indicators on the communication module
Two push buttons 1 for display scrolling
1 for sealable manual billing reset
Anti-tamper features Current reversal detection and measurement
Reversed phase sequence detection
Voltage unbalance detection
Magnetic field detection (optional)
Face cover and terminal cover open detection (power on and power outage)