MT318-TS2K 3P Keypad Prepaid Smart Meter
Introduction
MT318-TS2K three phase keypad prepaid smart meter offers outstanding measurement, STS prepayment function and complex tariff capabilities for use in residential prepaid smart metering applications. The MT318-TS2K meter can operate as a standalone unit or as part of a comprehensive metering, STS prepayment and MDM system.
Features
- WAN: LTE/3G/GPRS/G3-PLC replaceable module
- UIU-Port: Option PLC or RF communication to UIU
- DLMS/COSEM protocol
- Up to 8 comprehensive tariff structure
- Configurable flexible load profile
- Option prepayment function complies with STS protocol
- Internal clock and calendar with battery back-up
- High security design
- Anti-tamper and tampering detection
- Air-upgrade

Remote Comm.

Billing

Data Security

DLMS

Firmware Upgrade
Load Control

Load Profile

STS
Specifications
Item | Sub-item | Value |
---|---|---|
Measurement | Active accuracy(kWh) | Class1 (IEC 62053-21) or Class B(EN50470) |
Measurement | Reactive accuracy(kvarh) | Class2 (IEC 62053-23) |
Measurement | Measuring and registration | Import with reverse blocking; Import/Export; Absolute sum of both directions |
Voltage | Rated voltage(Un) | 3x230V/400V, 3x240V/415V |
Voltage | Working voltage range | 0.5Un - 1.2Un |
Current | Basic current(Ib)/ Max. current(Imax) | 5(100) A |
Current | Starting current | 0.004 Ib |
Frequency | Rated frequency(fn) | 50Hz or 60Hz |
Power Consumption | Voltage circuit | 2W/10 VA |
Power Consumption | Current circuit | 0.5 VA |
Environmental Influences | Operating temperature range | -40°C ~+70°C |
Environmental Influences | Storage temperature | -40°C ~+80°C |
Environmental Influences | Impermeability to IEC 60529 | IP54 indoor |
Inputs and Outputs | Optical test output | Active energy pulse LED; Alarm LED; Credit LED |
Inputs and Outputs | Meter constant | Out: 1000 imp/kWh |
Display | Type | LCD liquid crystal display |
Display | Backlit | With backlit |
TOU | Time of use | - Up to 8 tariffs; - Up to 8-time span, 8 typical days, 12 typical weeks, 12 seasons; - Up to 200 programmable national holiday and special holidays |
Time Clock & Calendar | Accuracy | 15 Seconds per Month at 23˚C |
Time Clock & Calendar | Backup Time | 10 Years without Power (Lithium Battery) |
Time Clock & Calendar | Daylight Saving Time | Option |
Time Clock & Calendar | Battery | 1 Internal battery for RTC; 1 replaceable external battery for power outage display |
Communication Interface | Optical Interface | Optical port IEC 62056-21; Protocol: IEC62056-21 E mode |
Communication Interface | UIU Interface | PLC or RF built-in |
Communication Interface | Remote Interface | 3G/GPRS/G3 PLC; Protocol: DLMS TCP/IP |
Prepayment | STS Token | Indicate token success, refuse, used, expired |
Prepayment | Emergency Credit | Short code active emergency credit |
Prepayment | Friendly time and days | Night Time, Weekends and Holidays |
Prepayment | Balance Alarm | Two levels balance not enough alarm |
Prepayment | Load limit | Input power limit value threshold through TOKEN |
Load Profile | Channels | Up to 24 channels |
Load Profile | Integration period | 1,5,10,15,30,60 minutes |
Load Profile | Storage | 100 Days (24 Channels, 30-Minute Intervals) |
Load Profile | Capture object | Demand (kW, kvar); Energy (kWh, kvarh); Instantaneous value (V, A, W, PF, Phase angle); Credit balance(kWh) |
Billing & Max Demand | Storage | 12 sets of energy billing data; 12 sets of Max Demand data |
Billing & Max Demand | MD mode | Block mode or Slide mode |
Billing & Max Demand | MD value | Time and value of maximum demand; Value of cumulative Max Demand |
Antifraud protection | Events & Tamper detection | Sag/Swell; Meter cover open detection; Terminal cover open detection; Magnetic field influence detection; Battery/clock/memory failure detection; Advanced tamper detection and logging; Pre-programmed alarms for meter self-check |
Antifraud protection | Anti-Tamper | Anti 0.5T Magnetic influence |
Air-upgrade | Air-upgrade | Local/remote firmware upgrade |
Terminal cover | Standard | Up to 60 mm free space |
Weight and dimensions | Dimensions | 291.7mm x 169.4mm x82.2mm |
Weight and dimensions | Weight | approx. 1.8 kg |