ND1 3-phase power quality analyser
  • ND1 3-phase power quality analyser

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Manufacturer: LUMEL

ND1 Energy network quality analyzer

  • Measurement and recording of over 300 electric energy quality parameters acc. to EN 50160 standard.
  • Operation in 3 or 4-wire, 3-phase, balanced or unbalanced
    power networks.
  • Analysis of current and voltage harmonics up to the 51 st.
  • Configurable archives of actual values and event recording.
  • Data archiving on a CompactFlash card - memory up to 4 GB.
  • Web Server, FTP Server.
  • Interfaces: RS-485 (Modbus Slave, Modbus Master).
    Ethernet 10 Base-T (Modbus TCP/IP Server) and USB.
  • Colour touch screen: LCD TFT 5.7”, 320 x 240 pixels.
  • Users friendly interface based on Windows®CE.
  • IP65 protection grade from the frontal side.
  • Recording of operator’s messages.
  • Synchronization of RTC clock with the NTP time server.
 
Example of application

Measurement, visualization and recording of over 300 parameters of 3-phase balanced or unbalanced power network

  • phase voltages: U1, U2, U3 and phase currents: I1, I2, I3
  • phase-to-phase voltages: U12, U23, U31
  • active phase powers: P1, P2, P3
  • reactive phase powers Q1, Q2, Q3
  • apparent phase powers: S1, S2, S3
  • active power factors: PF1, PF2, PF3
  • reactive/active power factors: tφ1, tφ2, tφ3
  • mean phase-to-phase voltage: US Umf
  • current in neutral wire and mean 3-phase current: IO, IS
  • active, reactive and apparent 3-phase power: P, Q, S
  • mean 3-phase power factors: PF, tφ
  • frequency f and frequency deviation
  • 15 minutes’ mean active power: PAV
  • active, reactive and apparent 3-phase energy: EnP, EnQ, EnS
  • THD for voltage and phase current
  • harmonicsfor current and phase voltage up to 51st!
  • storage of min and max values
  • recording of dips and voltage decays
  • monitoring of run function
  • voltage asymetry
  • flicker parameters: PST, PLT
 
Inputs
Kind of input Measuring range Parameters Basic error
Voltage input 57,7/100 V, 230/400 V
or 400/690 V		 0,05...1,2 Un ± 0,2%
Current input 1 A lub 5 A 0,005...1,2 In ± 0,2%
Logic input 0/5...24 V d.c. switch frequency up to 50 Hz  

Outputs
Kind of output Properties
Analog output 4 programmable current outputs of 0/4...20 mA, load resistance < 500 Ω
Relay output 6 programmable electromagnetic relays, voltageless NOC contacts, load capacity: 250 V a.c./1 A a.c.
Output to supply object transducers 2 outputs of 24 V d.c./30 mA

Digital interfaces
Interface type Properties
RS-485 2 interfaces: MODBUS Slave and Master, baud rate: 300…256000 bit/s, transmission mode ASCII/RTU
USB Device V.1.1, USBB-G socket
Ethernet 10 Base-T, RJ45socket, Modbus Slave TCP/IP

Rated operating conditions
Supply voltage 85...230...253 V a.c./d.c., 40...400 Hz a.c Power consumption ≤ 30 VA
Ambient temperature Work 0...23...50°C Storage:: - 20...60°C
Relative humidity < 70% Condensation inadmissible
Reaction against supply decays Data and device state preservation
powrót zasilania: Continuation of device work
Short term load (5s) 2 Un (max. 1000 V) 10 In
Casing protection grade From frontal side: IP 65 From terminal side: IP20
Safety requirements Installation category: II EN 61010-1
Pollution grade: 2
Maximum phase-to-earth
operating voltage		 From the measuring system, relays and supply: 500 V
For RS-485 and USB interfaces: 50 V

Measuring ranges and admissible basic conversion errors
Measuring quantity Range Basic error Remarks
Voltage U 57,73 / 100,0 V (Ku = 1)
230,0 / 400,0 V (Ku = 1)
400,0 / 690,0 V (Ku = 1)
400,0 kV (Ku ≠ 1)		 ± 0,2 % Ku = 1...4000
Current I 1,000 A (Ki = 1)
5,000 A (Ki = 1)
100,0 kA (Ki ≠ 1)		 ± 0,2 % Ki = 1...20000
Active power P
Mean active power Pav		 0,0… (-) 6000,0 W
999,00 MW (Ku ≠ 1, Ki ≠ 1)		 ± 0,5 %  
Apparent power S 0,0…6000,0 VA 999,00 MVA (Ku ≠ 1, Ki ≠ 1) ± 0,5 %  
Reactive power Q 0,0…(-) 6000,0 VA
999,00 MV (Ku ≠ 1, Ki ≠ 1)		 ± 0,5 %  
Active power factor PF -1,000…0…1,000 ± 0,5 % PF = Power
Factor = P/S
Coefficient tφ -10,00…0…10,00 ± 1 % Ratio of active power to reactive
φ angle between U and I -180°...180° ± 0,5 % Evaluated from the power triangle
Frequency f 45,00...66,00 Hz ± 0,1 %  
THD U, THD I
Harmonics U, I (up to 51)		 0…200,0 % 0…100,0 % ± 2 % Error in the range 10…120 % U,I
PST, PLT 0..20 ± 0,5 % in range of 0.05..35 Hz
Active energy EnP 0…(-) 99 999 999,9 kWh ± 0,5 %  
Reactive energy EnQ 0… (-) 99 999 999,9 kvarh ± 0,5 %  

where:
Ku voltage transformer ratio
Ki current transformer ratio
THD U total coefficient of voltage harmonic distortion
THD I total coefficient of current harmonic distortion,

ND1 analizator jakości sieci energetycznej zamówienie

EXAMPLE OF ORDER:
The code ND1 - 2 1 00 E 0 means:
ND1 - analyser of 3-phase power network
parameters of ND1 type
2 - current input: 5 A
1 - voltage input: 57.7/100 V
00 - standard version
E - English language
0 - without extra quality requirements.

 
* after agreeing with the manufacturer

NOTE:
Each ND1 analyser is equiped with 6 alarms (electromecanic relays), 4 analog outputs, 12 logic inputs and Ethernet interface..

Examples of measuring data presentation

Various forms of data display: ,

  • digital display,
  • analog view,
  • harmonic analysis,
  • bargraphs,
  • vector diagram of currents and voltages,
  • shape of current and voltage run (oscillo-scope),
  • watt-hour meter,
  • monitoring of binary states,
  • tables and others.

Manual and automatic switching between screens.

Software ND archiving
  • Tools to analyse collected data
  • Checking of data authenticity - verification of digital signature

  • Data presentation in tables and diagrams

ND1 analizator jakości sieci energetycznej wykres

  • Audit log, report of energy quality, report of electric energy consumption

analizator jakości sieci energetycznej ND1 audyt

Ethernet: www, ftp server

ND1 analizator jakości sieci energetycznej ethernet

portable housing

Obudowa przenośna ND1

Housing view from frontal side Housing view from rear view

 

Housing dimensions

ND1 wymiary

Accessories

1301-130-903 – wire MLS R, 2m, black
1301-130-902 – crocodile terminal AK-2B 2540, black

Less
Read more

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  • Measurement and recording of over 300 electric energy quality parameters acc. to EN 50160 standard.
  • Operation in 3 or 4-wire, 3-phase, balanced or unbalanced
    power networks.
  • Analysis of current and voltage harmonics up to the 51 st.
  • Configurable archives of actual values and event recording.
  • Data archiving on a CompactFlash card - memory up to 4 GB.
  • Web Server, FTP Server.
  • Interfaces: RS-485 (Modbus Slave, Modbus Master).
    Ethernet 10 Base-T (Modbus TCP/IP Server) and USB.
  • Colour touch screen: LCD TFT 5.7”, 320 x 240 pixels.
  • Users friendly interface based on Windows®CE.
  • IP65 protection grade from the frontal side.
  • Recording of operator’s messages.
  • Synchronization of RTC clock with the NTP time server.
 
Example of application

Measurement, visualization and recording of over 300 parameters of 3-phase balanced or unbalanced power network

  • phase voltages: U1, U2, U3 and phase currents: I1, I2, I3
  • phase-to-phase voltages: U12, U23, U31
  • active phase powers: P1, P2, P3
  • reactive phase powers Q1, Q2, Q3
  • apparent phase powers: S1, S2, S3
  • active power factors: PF1, PF2, PF3
  • reactive/active power factors: tφ1, tφ2, tφ3
  • mean phase-to-phase voltage: US Umf
  • current in neutral wire and mean 3-phase current: IO, IS
  • active, reactive and apparent 3-phase power: P, Q, S
  • mean 3-phase power factors: PF, tφ
  • frequency f and frequency deviation
  • 15 minutes’ mean active power: PAV
  • active, reactive and apparent 3-phase energy: EnP, EnQ, EnS
  • THD for voltage and phase current
  • harmonicsfor current and phase voltage up to 51st!
  • storage of min and max values
  • recording of dips and voltage decays
  • monitoring of run function
  • voltage asymetry
  • flicker parameters: PST, PLT
 
Inputs
Kind of input Measuring range Parameters Basic error
Voltage input 57,7/100 V, 230/400 V
or 400/690 V		 0,05...1,2 Un ± 0,2%
Current input 1 A lub 5 A 0,005...1,2 In ± 0,2%
Logic input 0/5...24 V d.c. switch frequency up to 50 Hz  

Outputs
Kind of output Properties
Analog output 4 programmable current outputs of 0/4...20 mA, load resistance < 500 Ω
Relay output 6 programmable electromagnetic relays, voltageless NOC contacts, load capacity: 250 V a.c./1 A a.c.
Output to supply object transducers 2 outputs of 24 V d.c./30 mA

Digital interfaces
Interface type Properties
RS-485 2 interfaces: MODBUS Slave and Master, baud rate: 300…256000 bit/s, transmission mode ASCII/RTU
USB Device V.1.1, USBB-G socket
Ethernet 10 Base-T, RJ45socket, Modbus Slave TCP/IP

Rated operating conditions
Supply voltage 85...230...253 V a.c./d.c., 40...400 Hz a.c Power consumption ≤ 30 VA
Ambient temperature Work 0...23...50°C Storage:: - 20...60°C
Relative humidity < 70% Condensation inadmissible
Reaction against supply decays Data and device state preservation
powrót zasilania: Continuation of device work
Short term load (5s) 2 Un (max. 1000 V) 10 In
Casing protection grade From frontal side: IP 65 From terminal side: IP20
Safety requirements Installation category: II EN 61010-1
Pollution grade: 2
Maximum phase-to-earth
operating voltage		 From the measuring system, relays and supply: 500 V
For RS-485 and USB interfaces: 50 V

Measuring ranges and admissible basic conversion errors
Measuring quantity Range Basic error Remarks
Voltage U 57,73 / 100,0 V (Ku = 1)
230,0 / 400,0 V (Ku = 1)
400,0 / 690,0 V (Ku = 1)
400,0 kV (Ku ≠ 1)		 ± 0,2 % Ku = 1...4000
Current I 1,000 A (Ki = 1)
5,000 A (Ki = 1)
100,0 kA (Ki ≠ 1)		 ± 0,2 % Ki = 1...20000
Active power P
Mean active power Pav		 0,0… (-) 6000,0 W
999,00 MW (Ku ≠ 1, Ki ≠ 1)		 ± 0,5 %  
Apparent power S 0,0…6000,0 VA 999,00 MVA (Ku ≠ 1, Ki ≠ 1) ± 0,5 %  
Reactive power Q 0,0…(-) 6000,0 VA
999,00 MV (Ku ≠ 1, Ki ≠ 1)		 ± 0,5 %  
Active power factor PF -1,000…0…1,000 ± 0,5 % PF = Power
Factor = P/S
Coefficient tφ -10,00…0…10,00 ± 1 % Ratio of active power to reactive
φ angle between U and I -180°...180° ± 0,5 % Evaluated from the power triangle
Frequency f 45,00...66,00 Hz ± 0,1 %  
THD U, THD I
Harmonics U, I (up to 51)		 0…200,0 % 0…100,0 % ± 2 % Error in the range 10…120 % U,I
PST, PLT 0..20 ± 0,5 % in range of 0.05..35 Hz
Active energy EnP 0…(-) 99 999 999,9 kWh ± 0,5 %  
Reactive energy EnQ 0… (-) 99 999 999,9 kvarh ± 0,5 %  

where:
Ku voltage transformer ratio
Ki current transformer ratio
THD U total coefficient of voltage harmonic distortion
THD I total coefficient of current harmonic distortion,

ND1 analizator jakości sieci energetycznej zamówienie

EXAMPLE OF ORDER:
The code ND1 - 2 1 00 E 0 means:
ND1 - analyser of 3-phase power network
parameters of ND1 type
2 - current input: 5 A
1 - voltage input: 57.7/100 V
00 - standard version
E - English language
0 - without extra quality requirements.

 
* after agreeing with the manufacturer

NOTE:
Each ND1 analyser is equiped with 6 alarms (electromecanic relays), 4 analog outputs, 12 logic inputs and Ethernet interface..

Examples of measuring data presentation

Various forms of data display: ,

  • digital display,
  • analog view,
  • harmonic analysis,
  • bargraphs,
  • vector diagram of currents and voltages,
  • shape of current and voltage run (oscillo-scope),
  • watt-hour meter,
  • monitoring of binary states,
  • tables and others.

Manual and automatic switching between screens.

Software ND archiving
  • Tools to analyse collected data
  • Checking of data authenticity - verification of digital signature

  • Data presentation in tables and diagrams

ND1 analizator jakości sieci energetycznej wykres

  • Audit log, report of energy quality, report of electric energy consumption

analizator jakości sieci energetycznej ND1 audyt

Ethernet: www, ftp server

ND1 analizator jakości sieci energetycznej ethernet

portable housing

Obudowa przenośna ND1

Housing view from frontal side Housing view from rear view

 

Housing dimensions

ND1 wymiary

Accessories

1301-130-903 – wire MLS R, 2m, black
1301-130-902 – crocodile terminal AK-2B 2540, black

Less
Read more