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PQM4000 Power Quality Monitor According to EN 50160 Standard

Reference PQM4000

Manufacturer: Algodue

Condition: New

PQM4000: Class A DIN 192x144 power quality analyzer for CTs

• Harmonics and interharmonics measurement
• Data recording for further EN 50160 analysis
• Data recorded in standard PQDIF and CSV file formats
• Embedded web server
• Communication on Ethernet, RS485 and WIFI
• USB host port for data transfer
• Integrated GPS for accurate timing
• High resolution TFT display with capacitive touch
• Internal rechargeable backup battery
• Certified according to IEC/EN 61000-4-30:2015 Ed.3, Class A for voltage characteristics

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Overview
Specifications
MEASURED PARAMETERS
Data sheet

The Sensor measures:	AC Current
Power Supply:	from the AC network
---------- INDUSTRY ------------	Network Analyzers

Up to 4 voltage and up to 5 current channels
Voltage inputs for direct connection or through PT/VT
Current inputs availability for standard CT, clamp or Rogowski coil
Voltage characteristics monitoring according to IEC/EN 61000-4-30
Parameter recording for statistical analysis according to EN 50160
Harmonic and interharmonic measurement
Voltage Flicker measurement
Integrated web server for complete device management
Two Ethernet and one RS485 ports for easy communication
One front USB host port for memory stick
RTC synchronisation for accurate time information by NTP or internal GPS module
GB range internal memory for data recording
Data recorded in standard PQDIF and CSV formats
Panel mount 192x144 DIN size
High resolution TFT screen with capacitive touch
Isolated digital inputs, digital outputs and 0-20mA analog outputs
Integrated backup rechargeable battery

Realtime parameters

3 phase system Voltage, current, frequency
Neutral-ground voltage, Neutral and Earth leakage current (optional)
Active, apparent and reactive power
True power factor and Displacement power factor
Voltage and current harmonics up to 50th
Voltage and current interharmonics with 5Hz bin
Voltage Flicker (Plt, Pst)
Voltage and current THD factor
Voltage Unbalance, symmetrical components
4 quadrant active, apparent and reactive energy counters
Voltage and current phasor angles
Rapid voltage changes, Voltage under and overdeviation
Mains signalling component values

Power Supply
Auxiliary power voltage: 85...285 VAC 50/60 Hz / 65...250 VDC
Auxiliary power consumption: 15 VA max
Fuse: 250 VAC / 500 mA T type delayed
Backup battery: Li-Ion, 2500 mAh (>15 min autonomy)

Measurement inputs
Three-phase voltage inputs for direct connection / PT: Phase-neutral: max 580 V RMS CAT III
Phase-phase: max 1000 V RMS CAT III
Three-phase voltage inputs for electronic VT: Phase-neutral: max 4.5 V RMS
Crest factor: 2
V4 voltage input for direct connection: max 150 V RMS CAT II
V4 voltage input for electronic VT: max 4.5 V RMS
CT inputs (only for instrument with CT inputs): max 7 A RMS
CT burden (only for instrument with CT inputs): 0.04 VA
Current clamp inputs with voltage output (only for instrument with clamp inputs): max 4.5 V RMS
Rogowski coil inputs (only for instrument with clamp inputs): max 10V RMS
Current full scale with Rogowski coils: 4 selectable scales, 100/500/3000/25000A RMS
Wiring modes: Three phases, 4 wires, 3 currents (3.4.3)
Three phases, 3 wires, 3 currents (3.3.3)
Three phases, 3 wires, 2 currents (3.3.2)
Single phase, 2 wires, 1 current (1.2.1)
Input impedance: >2 MΩ/phase for direct voltage inputs
>100 kΩ for low level inputs (max 4.5 V RMS)
Frequency range: 42.5...57.5 Hz / 51...69 Hz
Frequency reference channel: Phase 1/Line 12 voltage
Sampling: Simultaneous, 51.2 kHz @50 Hz

Accuracy
Three-phase voltage: ±0.1% Un over 10 ... 150% U_n range
V4 voltage: ±0.2% measurement
Currents: ±0.2% measurement (device)
Powers: ±0.2% of measurement
Frequency: ±8 mHz
Harmonics: Class 1 (IEC/EN 61000-4-7)
Internal realtime clock (RTC): < 1 s for 24h period without synchronisation
< 5 ms with GPS synchronisation
< 500 ms with NTP synchronisation
Active energy: Class 0.5, compliant to IEC/EN 62053-21
Reactive energy: Class 1, compliant to IEC/EN 62053-23

Calculation technique
Voltages: Compliant to IEC/EN 61000-4-30, Class A
V4 voltage: Continuous sampling, 1 cycle
Currents: Continuous sampling, 1 cycle
A4, A5 Currents (optional): Continuous sampling, 1 cycle
Voltage Unbalance: Compliant to IEC/EN 61000-4-30, Class A
Voltage and Current Harmonics, THD: Up to 50’th order, compliant to IEC/EN 61000-4-7, Class 1
Voltage and Current Interharmonics: 5Hz bin, compliant to IEC/EN 61000-4-7
Voltage Flicker: Compliant to IEC/EN 61000-4-15
Frequency: Compliant to IEC/EN 61000-4-30, Class A
Rapid voltage changes: Compliant to IEC/EN 61000-4-30, Class A
Powers: Active, apparent and reactive, four quadrants
True and Displacement Power Factor: Four quadrants
Mains signaling: 5 user frequency
Aggregations: Compliant to IEC/EN 61000-4-30, Class A
Voltage event hysteresis: Programmable 1...25% U_n

I/O channels
Digital inputs: 4 optoisolated, 24 VDC ±20%
Digital outputs 4 optoisolated, up to 250 VAC/DC
Analog outputs: 4 optoisolated, 4 ... 20 mADC, max load 500 Ω
Digital input delay time: max 10 ms
Digital output delay time: In alarm mode, max. 200 ms
Digital output pulse time: In pulse mode, 50 ms±2
Analog output reaction time: max 200 ms
Digital input consumption: max 7 mADC

Memory
System memory: 128 MB Flash, 128 MB RAM
Recording memory: 4 GB (8GB, 16GB optional)
Communication
Ethernet ports: 2 Auto MDIX RJ45 10/100 Base Ethernet
RS485 port: Optoisolated, 0.5UL, 2400…115200bps
WIFI (optional): IEEE 802.11b compliant
WIFI antenna (optional): Passive antenna, SMA connector on rear panel
GPS antenna: Active patch antenna, remote powered, SMA connector on rear panel,
Protocols: HTTP, HTTPS, FTP, SFTP, NTP, NMEA, Modbus TCP, Modbus RTU
USB port: USB 2.0 A type socket, high speed 480 Mbit/s

RTC synchronisation
Synchronisation system: NTP and/or GPS

Environmental conditions
Operating temperature: -5 ... +55°C
Storage temperature: -25 ... +75°C
Relative humidity: 95% max without condensing
Altitude: max 2000 m
Installation & use: Internal

Mechanical characteristics
Mounting: Panel mount 192x144 DIN size
Size: Front (L x H): 191 x 143 mm (3U)
Rear (L x H x D): 183 x 135 x 190 mm
Weight: 1400 g

Safety standards
Safety: CAT III power supply, insulation class 2, 600 V
Pollution degree: 2 (EN 61010-1)
Protection degree: IP40 front panel, IP20 rear
Directive: 2006/95/EC LV, EN 61010
EMC: 2004/108/EC EMC, EN 50081-2, EN 50082-2, EN 61326/A1,
EN 55011:1998+A1:1999+A2:2002, EN 61000-6-2/-4-2/-4-3/-4-4/-4-5/-4-6/-4-11