MT102 1P Electricity TOU Meter
Introduction
The MT102 meter offers outstanding measurement multi-function and complex tariff capabilities for use in residential applications. The MT102 meter can operate as a standalone unit or as part of a comprehensive metering system.
Features
- Up to 5(100)A whole current
- Option RS485 communication
- Up to 8 comprehensive tariff structure
- Instantaneous instrumentation values
- Big capacity data storage
- Internal clock and calendar with battery back-up
- High security design
- DLMS/COSEM protocol
- Anti-tamper
Billing
Data Security
DLMS
Load Profile
IP54
Specifications
| Item | Sub-item | Value |
|---|---|---|
| Measurement | Active accuracy(kWh) | Class1 (IEC 62053-21) |
| Measurement | Reactive accuracy(kvarh) | Class 2 |
| Measurement | Measuring and registration | Import/Export;Absolute sum of both directions |
| Voltage | Rated voltage(Un) | 220V, 230V, 240V |
| Voltage | Working voltage range | 0.8Un - 1.2Un |
| Current | Basic current(Ib) | 5(60)A, 5(80)A, 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 |
| Electromagnetic Compatibility | IEC 61000-4-2 Electrostatic discharges | Contact discharge: 8 kV; Air discharge: 15 kV |
| Electromagnetic Compatibility | IEC 61000-4-3 Electromagnetic RF-fields | 10Vm and 30Vm |
| Electromagnetic Compatibility | IEC/CISPR 22 Radio interference suppression | class B |
| Electromagnetic Compatibility | IEC 61000-4-4 Fast transient burst test | 4kV |
| Electromagnetic Compatibility | IEC 61000-4-5 Surge immunity test | 6kV |
| Insulation Strength | Insulation strength | 4 kV 50Hz during 1 min. |
| Insulation Strength | IEC 62052-11 Impulse voltage 1.2/50 μs | 8kV |
| Inputs and Outputs | Optical test output | LED (red): kWh impulses |
| Inputs and Outputs | Meter constant | 1000 imp/kWh, 1000 imp/kvarh |
| Display | Type | LCD liquid crystal display |
| Display | Backlit | With backlit |
| Display | Digit size | Up to 10 mm |
| Display | Number of digits | Up to 8 |
| TOU | Time of use | Up to 8 tariff; 8 time span; 8 typical days; 12 typical weeks; 12 seasons; 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 | Internal battery / replaceable external battery |
| Communication Interface | Optical Interface | Optical port IEC 62056-21; Protocol: IEC62056-21 C mode or E mode |
| Communication Interface | Serial Interface | RS485(option); Protocol: IEC62056-21 C mode or DLMS HDLC |
| Load Profile | Channels | Up to 8 |
| Load Profile | Integration period | 1 to 60 Minutes |
| Load Profile | Storage | 90 Days (8 Channels, 30-Minute Intervals) |
| Load Profile | Capture object | Demand(kW, kvar); Energy(kWh, kvarh); Instantaneous value(V, A, W, PF) |
| Billing & Max Demand | Storage | 12 sets of energy billing data;12 sets of Max Demand data |
| Billing & Max Demand | MD mode | Block mode |
| Billing & Max Demand | MD value | Time and value of maximum demand, Value of cumulative Max Demand |
| Antifraud protection | Tamper detiction and alarms | Meter cover/terminal cover open; Magnetic field influence detection;Missing neutral;Neutral disturbance(option);By pass;Energy reverse; Battery/clock/memory failure detection;Pre-programmed alarms for meter self-check |
| Antifraud protection | Anti-Tamper | Anti 0.5T Magnetic influence |
| Terminal cover | Standard | Up to 50 mm free space |
| Weight and dimensions | Dimensions | 172.8mm(H) x 126.2mm(W) x 54.2mm(D) |
| Weight and dimensions | Weight | approx. 0.8 kg |