Main Documents
Description
PMC-53A Intelligent Multifunction Meter
Device Introduction
- PMC-53A Intelligent Multifunction Meter is CET’s latest offer for the low-cost digital power/energy metering market. Housed in a standard DIN form factor measuring 96x96x88mm, it is perfectly suited for industrial, commercial and utility applications.
- The PMC-53A features quality construction, multifunction measurements and a large, backlit, Dot-Matrix LCD that is easy to navigate and user friendly. Compliance with the IEC62053-22 Class 0.5S, ANSI C12.20 Class 0.2 and EN50470-1/3 Class C Standards, it is a cost-effective replacement for analog instrumentation and is capable of displaying 4 measurements at once. It optionally provides I4 input for Neutral Current measurement, a second RS-485 port, up to six Digital Inputs for status monitoring, four Relay Outputs for control and alarm applications as well as other I/O options for different applications.
Product Highlight
- Low-Cost Three-Phase Multifunction Meter
- IEC62053-22 Class 0.5S
- DIN96 (92x92mm Cutout)
- Backlit Dot-Matrix LCD Display
- Harmonics, Demands & TOU, Energy Log, Max/Min Log and Event Log
- Waveform Capture on Screen
- Modbus RTU, BACnet MSTP, Metasys N2 or DNP
- 1xRS-485 + 2nd RS-485(Optional)
- Optional 4xDI, 2xRO/DO, Optional I4, RTD
Typical Application
- Industrial, Commercial and Utility Substation Metering
- Building, Factory and Process Automation
- Sub-metering and Cost Allocation
- Energy Management and Power Quality Monitoring
Related Products
PMC-53A-E Ethernet Multifunction Meter
PMC-53M-A Digital Multifunction Meter
PMC-D721MD DC Multifunction Meter
PMC-D726M Digital Multifunction Meter
PMC-S963-C Intelligent Multifunction Meter
PMC-S963-E Intelligent Multifunction Meter
Specification
Technical Specification
Voltage Inputs(V1,V2,V3,VN) | |
|---|---|
| Standard Un | 400ULN/690ULL |
| Range | 10V to 1.2Un |
| Overload | 1.2xUn continuous, 2xUn for 1 s |
| Burden | <0.02VA/phase |
| Measurement Category | CAT III up to 600ULL |
| Frequency | 45-65Hz |
Current Inputs(I11,I12,I21,I22,I31,I32) | |
| Standard In | 5A(Optional 1A) |
| Range | 0.1% to 200%In |
| Starting Current | 0.1%In |
| Overload | 2xIn continuous, 20xIn for 1 s |
| Measurement Category | CAT III up to 600ULL |
| Burden | <0.15VA per phase@5A |
Optional I4 Input(I41,I42) | |
| In | 5A(5A/1A Auto-Scale) |
| Range | 0.1% to 200% In |
| Starting Current | 0.1% In |
Power Supply(L+,N-) | |
| Standard | 95-250VAC/DC,±10%,47-440Hz |
| Optional | 20-60VDC |
| Burden | <2W |
| Overvoltage Category | CAT III up to 300VLN |
Digital Inputs(DI1,DI2,DI3,DI4,DIC) | |
| Type | Dry contact,24VDC internally wetted |
| Sampling | 1000Hz |
| Hysteresis | 1ms minimum |
Digital Outputs(DO11,DO12,DO21,DO22) | |
| Type | Form A Mechanical Relay |
| Loading | 5A@250VAC or 30VDC |
| Load Type | Resistive |
Pulse Outputs(E1+,E1-,E2+,E2-) | |
| Type | Form A Solid State Relay |
| Isolation | Optical |
| Load Type | Resistive |
| Output | Optocoupler output as ON-OFF |
| Max.Load Voltage | 50VDC |
| Max.Forward Current | 50mA |
Installation Torque | |
| Current Inputs | 12 Ib-in(1.3N.m) |
| Power Supply,Voltage Inputs,RS-485 and I/O | 5 Ib-in(0.5N.m) |
Environmental Conditions | |
| Operating Temp. | -25 °C to + 70°C |
| Storage Temp. | -40 °C to + 85°C |
| Humidity | 5% to 95% non-condensing |
| Atmospheric Pressure | 70 kPa to 106 kPa |
| Altitude | <2000m |
| Location/Mounting | For indoor use only |
Mechanical Characteristics | |
| Panel Cutout | 92x92mm(3.62”x3.62”) |
| Unit Dimensions | 96x96x88mm |
| IP Rating | IP65 |
Communications | |
| Protocol | Modbus RTU, BACnet MS/TP, Metasys N2 and DNP3.0 |
| RS-485 Port | 1+(1 Opt.) |
Features Summary | |
| Display (Backlit) | Dot-Matrix LCD (Backlit) |
| Type of Measurement | ULN per Phase &Avg. ULL per Phase&Avg. Current per Phase &Avg. Neutral Current (Meas./Calc.) Frequency kW per Phase & Total kvar per Phase & Total kVA per Phase& Total PF per Phase& Total kWh lmport/Export kvarh Import/Export kVAh Total |
| Power Quality | THD Voltage & Current TOHD Voltage & Current TEHD Voltage & Current 2nd-31st Harmonics K-Factor Voltage/Current Unbalance |
| Battery-backed Real-time Clock | √ |
| Demands | Present , Predicted Demands and Max.Demands for This Month & Last Month |
| Multi-Tariff TOU capability | Two TOU schedules, each providing: 12 Seasons 90 Holidays 20 Daily Profiles, each with 12 Periods in 15-minute interval 8 Tariffs |
| Diagnostics | √ |
| Setpoints | 9 Setpoints |
Logs | |
| Max./Min.Log | This month & Last Month |
| Freeze Logs(Optional) | 60 Daily Freeze Logs, 36 Monthly Freeze Logs |
| Data Recorder(Optional) | 5 Data Recorders Max. Recording Depth @ 10000 records |
| SOE Log | 100 entries |
| On-board Log Memory | (4MB Opt.) |
Accuracy
| Parameters | Accuracy | Resolution |
|---|---|---|
| Voltage | ±0.2% | 0.001V |
| Current | ±0.2% | 0.001A |
| I4(measurement) | ±0.2% | 0.001A |
| P,Q,S | ±0.5% | 0.001kx |
| kWh,kVAh | IEC 62053-22 Class 0.5S ANSI C12.20 Class 0.2 EN 50470-1/3:2006 Class C | 0.1kXh |
| kvarh | IEC 62053-24 Class 0.5S IEC 62053-23 Class 2 | 0.1kvarh |
| PF | ±0.5% | 0.001 |
| Frequency | ±0.02Hz | 0.01Hz |
| THD | IEC 61000-4-7 Class B | 0.001% |
| K-Factor | IEC 61000-4-7 Class B | 0.001 |
| Phase Angle | ±1° | 0.1° |
Standards of Compliance
Safety Requirements | |
|---|---|
| CE LVD 2014/35/EU | EN 61010-1: 2010 EN 61010-2-030: 2010 |
| Electrical Safety in Low Voltage Distribution Systems up to 1000Vac and 1500Vdc | IEC 61557-12:2018(PMD) |
| Insulation AC Voltage: 2kV@1 minute Insulation Resistance: >100MΩ Impulse Voltage: 6kV,1.2/50µs | IEC 62052-31:2015 |
Electromagnetic Compatibility CE EMC Directive 2014/30/EU(EN 61326:2013) | |
Immunity Tests | |
| Electrostatic Discharge | EN 61000-4-2:2009 |
| Radiated Fields | EN 61000-4-3:2006+A1:2008+A2:2010 |
| Fast Transients | EN 61000-4-4:2012 |
| Surges | EN 61000-4-5:2014+A1:2017 |
| Conducted Disturbances | EN 61000-4-6:2014 |
| Magnetic Fields | EN 61000-4-8:2010 |
| Voltage Dips and Interruptions | EN 61000-4-11:2004+A1:2017 |
| Ring Waves | EN 61000-4-12:2017 |
Emission Tests | |
| Limits and Methods of Measurement of Electromagnetic Disturbance Characteristics of Industrial,Scientific and Medical(ISM) Radio-Frequency Equipment | EN 55011:2016 |
| Limits and Methods of measurement of Radio Disturbance Characteristics of Information Technology Equipment | EN 55032:2015 |
| Limits for Harmonic Current Emissions for Equipment with Rated Current≤16A | EN 61000-3-2:2014 |
| Limitation of Voltage Fluctuations and Flicker in Low-Voltage Supply Systems for Equipment with Rated Current≤16A | EN 61000-3-3:2013 |
| Emission Standard for Residential, Commercial and Light-Industrial Environments | EN 61000-6-4:2007+A1:2011 |
RED (Radio Equipment Directive) | |
| Assessment of Electronic and Electrical Equipment Related to Human Exposure Restrictions for Electromagnetic Fields (0Hz - 300 GHz) | EN/IEC 62311: 2020 |
| Short Range Devices (SRD) Operating in the Frequency Range 25 MHz to 1000MHz | ETSI EN 300 220-1V3.1.1: 2017 ETSI EN 300 220-2 V3.1.1: 2017 |
| Audio/Video, Information and Communication Technology Equipment -Part 1: Safety Requirements | IEC 62368-1: 2018 |
Mechanical Tests | |
| Spring Hammer Test | IEC 62052-11:2003 |
| Vibration Test | IEC 62052-11:2003 |
| Shock Test | IEC 62052-11:2003 |
Wiring Mode
Wiring Mode | |
|---|---|
| 3P4W | 3-Phase 4-Wire Wye Direct Connection with 3CTs 3-Phase 4-Wire Wye Direct Connection with 4CTs 3-Phase 4-Wire Wye with 3PTs and 3CTs 3-Phase 4-Wire Wye with 3PTs and 4CTs |
| 3P3W | 3-Phase 3-Wire Direct Delta Connection With 3CTs 3-Phase 3-Wire Direct Delta Connection with 2CTs 3-Phase 3-Wire Delta with 2PTs and 3CTs 3-Phase 3-Wire Delta with 2PTs and 2CTs |
| 1P3W | 1-Phase 3-Wire Direct Connection with 2CTs |
| 1P2W L-N | 1-Phase 2-Wire, Uln Direct Connection with 1CT |
| 1P2W L-L | 1-Phase 2-Wire, Ull Direct Connection with 1CT |