Underground Transmission Lines Application

The Underground Transmission Lines Application, has been designed to study the most important characteristics of underground transmission lines such as critical length, capacitive, characteristic impedance, energy losses, etc.

ATENG 11461 — Underground Transmission Lines Application

• The “ATENG 11461” application includes the following element:
• N-EALD. Electrical Network Analyzer Module with Oscilloscope and Data Acquisition.
  The network analyzer module allows fulfilling measurements, displaying and analyzing all
  the parameters of the AC electrical networks. It has an LCD screen and push-buttons for the
  navigation through the different menus. It includes specific software for monitoring current and
  voltage curves, harmonics display, tariffs programming, alarms programming and electrical
  parameters storage.
• Features:
• Multifunctional three-phase power meter:
• Three-phase and single-phase voltage. Up to 690 VAC L-L. N-EALD
• Line and neutral nominal current: 10 A.
  Active, reactive and apparent power.
• Suitable frequencies: 25 Hz, 50 Hz, 60 Hz and 400 Hz.
  Display of the V-I vector diagram.
• Supply voltage: 85 – 265 VAC.
• Energy quality control:
  Current and voltage individual harmonics measurement. Up to the 40th harmonic.
  Voltage and current THD, TDD and K-Factor.
  Maximums and minimums display.
  Waveforms display, 128 samples/sec.
• Events and data storage:
• Harmonics analyzer:
  Voltage and current THD, current TDD and K-Factor, up to the 40th harmonic.
  Current and voltage harmonic spectrum and angles.
• Tariff programming:
  Class 0.5S IEC 62053 – 22, active and reactive power in four quadrants.
  Measurement of the total and per phase three-phase active, reactive and apparent
  powers.
  Usage time, four energy/demand records of total tariffs.
  Eight tariffs, four seasons and four types of days.
  Automatic daily report of energy consumption maximums and minimums.
• Communications:
  RS – 485 communication port.
• N-UTL. Underground Transmission Line Module.
• Resistance per phase: 0,5 Ohm, 1 Ohm, 2 Ohm.
• Inductance per phase: 6 mH, 12 mH, 24 mH.
• Capacity per phase: 2 x 2 µF 7 µF.
• Maxima power consumption: 1 kW.
• Voltage: 230 VAC.
• Frequency: 50 / 60 Hz.
  N-UTL
• Current: 2.5 A.
• N-TRANS03. Three-Phase Autotransformer Module 400/230 VAC, 1 KVA.
  Three-phase autotransformer.
• Nominal supply voltage: 400 VAC (3PH).
• Nominal output voltage: 3 x 230 VAC (3PH + N).
• Nominal power: 1 kVA.
• Transformer connection: YY0.
  Start/stop commutator for instantaneous connection/disconnection of the grid transformer.
  N-TRANS03
• Fuses: 3 x 5 A.
• Required element (Not included):
• ATENG 11456. Analysis of Three-phase Power Lines Application.
• N-AE1. Transmission Lines Simulation Module.
  Return line of 10 Ohm.
• The resistive part: two resistance values of 15 Ohm and 33 Ohm with the next possible
• connections:
• Only one:
  15 Ohm.
  33 Ohm.
• Series: N-AE1
  48 Ohm.
• Parallel:
  10.31 Ohm.
• The inductive part:
• Possibilities:
  33 mH, 78 mH, 140 mH, 193 mH, 236 Mh.
• The capacitance between conductors:
  0.5 µF and 1 µF for each conductor.
• The capacitance between conductor and ground:
  1 µF and 2 µF, also at the beginning and at the end of the line.
  3

Specifications

• N-REFT/3C. 3 x 300 W Three-Phase Configurable Resistors Module.
  Configurable star and delta connections.
  Three banks with three three-phase resistors of 1600 Ω.
• Nominal voltage: 400 VAC.
• Nominal power: 3 x (3 x 100) W.
• N-INDT/3C. 3 x 300 Var Three-Phase Configurable Inductances Module. N-REFT/3C
  Configurable star and delta connection.
• Inductance: 3 x (3 x 5) H.
• Nominal voltage: 400 VAC.
• Nominal power: 3 x (3 x 100) Var.
• Supply voltage: 230 VAC.
  Common point of normally close/open contacts.
• N-CAR19T/3C. 3 x 300 Var Three-Phase Configurable Capacitors Module. N-INDT/3C
  Configurable star and delta connection.
  Three banks with three three-phase capacitors of 2 µF.
• Nominal voltage: 400 VAC.
• Nominal power: 3 x (3 x 100) Var.
• N-EALD. Electrical Network Analyzer Module with Oscilloscope and Data Acquisition (2 units).
  N-CAR19T/3C
  The network analyzer module allows fulfilling measurements, displaying and analyzing all
  the parameters of the AC electrical networks. It has an LCD screen and push-buttons for
  the navigation through the different menus. It includes a specific software for monitoring
  current and voltage curves, harmonics display, tariffs programming, alarms programming
  and electrical parameters storage.
• Features:
• Multifunctional three-phase power meter:
• Three-phase and single-phase voltage. Up to 690 VAC L-L.
• Line and neutral nominal current: 10 A. N-EALD
  Active, reactive and apparent power.
• Suitable frequencies: 25 Hz, 50 Hz, 60 Hz and 400 Hz.
  Display of the V-I vector diagram.
• Supply voltage: 85 – 265 VAC.
• Energy quality control:
  Current and voltage individual harmonics measurement. Up to the 40th harmonic.
  Voltage and THD current, TDD current and K-Factor.
  Maximums and minimums display.
  Waveforms display, 128 samples/sec.
• Events and data storage:
• Harmonics analyzer:
  Voltage and THD current, TDD current and K-Factor, up to the 40th harmonic.
  Current and voltage harmonic spectrum and angles.
• Tariff programming:
  Class 0.5S IEC 62053 – 22, active and reactive power in four quadrants.
  Measurement of the total and per phase three-phase active, reactive and apparent
  powers.
  Usage time, four energy/demand records of total tariffs.
  Eight tariffs, four seasons and four types of days.
  Automatic daily report of energy consumption maximums and minimums.
• Communications:
  RS – 485 communication port.
• N-PSM. Power Switch Module.
• Supply voltage: single-phase 230 VAC.
• Power terminals:
  Four power input terminals (3PH + N).
  Four power output terminals (3PH + N).
• Auxiliary contacts:
  One “NO” contact. N-PSM
  One “NC” contact.
  Two push-buttons to open/close the power terminals and auxiliary contacts.
• Two control contacts of 24 VDC.
• Two voltage supply outputs of 24 VDC.
  4

Specifications

• N-REL09. Time Electronic Relay against Overcurrents Module (0-16 A).
  Overcurrent electronic relay.
  Overload protection.
• Range: 0 – 16 A.
  Test and reset function.
  NO / NC contact.
  Timing.
  N-REL09
• N-VPS01. AC 3PH Variable Power Supply Module.
  ON / OFF removable key.
• Supply voltage: 3 x 400 VAC + N.
  Emergency stop push-button.
• Three-phase supply hose with IP44 3PN + E 32 A 400 V connecting plug.
• Differential magnetothermal 4 poles, 25 A, 30 mA AC 6 KA.
• Fuses: 3 x 6 A.
• Motorized variable autotransformer: N-VPS01
• Nominal power: 3000 VA.
• Input voltage: 400 VAC.
• Fixed output voltage: 3 x 400 VAC + N.
• Variable output voltage:
• 0 – 450 VAC (3PH + N).
• 0 – 240 VDC.
• Nominal current: 2 A.
• Three position switch with automatic return:
• Position I: Voltage reduction.
• Position 0: Constant voltage.
• Position II: Voltage increase.
• DC ammeter: 0 – 5 A.
• AC ammeter: 0 – 5 A.
• DC voltmeter: 0 – 300 V.
• AC voltmeter: 0 – 500 V.
  Autotransformer.
• Nominal power: 3000 VA.
• Recommended additional elements (Not included):
• ATENG 11458. Distribution Transformer with Motor Regulation Application.
• N-TRANS3R/1K. Three-phase Transformer with Motor Voltage Regulator.
• Primary: 3 x 400 VAC.
• Secondary: 3 x 0 … 450 V.
• Nominal power: 1 kVA.
• Frequency: 50 / 60 Hz.
• 25 V input/”Increase voltage” button.
• 25 V input/”Decrease voltage” button.
  N-TRANS3R/1K
• ATENG 11459. Arc Suppression Coil Application.
• N-ASC. Arc Extinction Coil Module.
• Nominal voltage: 230 V.
• Maxima current: 1 A.
• Coil: 0.5 to 1.5 H, 9 variable stages.
• ATENG 11462. Parallel and Series Transmission Lines Application.
• N-AE1. Transmission Lines Simulation Module. N-ASC
  Return line of 10 Ohm.
• The resistive part: two resistance values of 15 Ohm and 33 Ohm with the next possible
• connections:
• Only one:
  15 Ohm.
  33 Ohm.
• Series:
  N-AE1
  48 Ohm.
• Parallel:
  10.31 Ohm.
• The inductive part:
• Possibilities:
  33 mH, 78 mH, 140 mH, 193 mH, 236 mH.
• The capacitance between conductors:
  0.5 µF and 1 µF for each conductor.
• The capacitance between conductor and ground:
  1 µF and 2 µF, also at the beginning and at the end of the line.
  5

Specifications

• N-EALD. Electrical Network Analyzer Module with Oscilloscope and Data Acquisition.
  The network analyzer module allows fulfilling measurements, displaying and analyzing all
  the parameters of the AC electrical networks. It has an LCD screen and push-buttons for the
  navigation through the different menus. It includes specific software for monitoring current
  and voltage curves, harmonics display, tariffs programming, alarms programming and
  electrical parameters storage.
• Features:
• Multifunctional three-phase power meter: N-EALD
• Three-phase and single-phase voltage. Up to 690 VAC L-L.
• Line and neutral nominal current: 10 A.
  Active, reactive and apparent power.
• Suitable frequencies: 25 Hz, 50 Hz, 60 Hz and 400 Hz.
  Display of the V-I vector diagram.
• Supply voltage: 85 – 265 VAC.
• Energy quality control:
  Current and voltage individual harmonics measurement. Up to the 40th harmonic.
  Voltage and current THD, TDD and K-Factor.
  Maximums and minimums display.
  Waveforms display, 128 samples/sec.
• Events and data storage:
• Harmonics analyzer:
  Voltage and current THD, current TDD and K-Factor, up to the 40th harmonic.
  Current and voltage harmonic spectrum and angles.
• Tariff programming:
  Class 0.5S IEC 62053 – 22, active and reactive power in four quadrants.
  Measurement of the total and per phase three-phase active, reactive and apparent
  powers.
  Usage time, four energy/demand records of total tariffs.
  Eight tariffs, four seasons and four types of days.
  Automatic daily report of energy consumption maximums and minimums.
• Communications:
  RS – 485 communication port.
• ATENG 11464. Analysis of Power Flows in Transmission Lines Application.
• N-EALD. Electrical Network Analyzer Module with Oscilloscope and Data Acquisition.
  The network analyzer module allows fulfilling measurements, displaying and analyzing all
  the parameters of the AC electrical networks. It has an LCD screen and push-buttons for the
  navigation through the different menus. It includes specific software for monitoring current
  and voltage curves, harmonics display, tariffs programming, alarms programming and
  electrical parameters storage.
• Features:
• Multifunctional three-phase power meter:
• Three-phase and single-phase voltage. Up to 690 VAC L-L.
• Line and neutral nominal current: 10 A.
  Active, reactive and apparent power.
  N-EALD
• Suitable frequencies: 25 Hz, 50 Hz, 60 Hz and 400 Hz.
  Display of the V-I vector diagram.
• Supply voltage: 85 – 265 VAC.
• Energy quality control:
  Current and voltage individual harmonics measurement. Up to the 40th harmonic.
  Voltage and current THD, TDD and K-Factor.
  Maximums and minimums display.
  Waveforms display, 128 samples/sec.
• Events and data storage:
• Harmonics analyzer:
  Voltage and current THD, current TDD and K-Factor, up to the 40th harmonic.
  Current and voltage harmonic spectrum and angles.
• Tariff programming:
  Class 0.5S IEC 62053 – 22, active and reactive power in four quadrants.
  Measurement of the total and per phase three-phase active, reactive and apparent
  powers.
  Usage time, four energy/demand records of total tariffs.
  Eight tariffs, four seasons and four types of days.
  Automatic daily report of energy consumption maximums and minimums.
• Communications:
  RS – 485 communication port.
  6

Specifications

• N-PST/1K. 1 kVA Phase Shifting Transformer Module.
• Input voltages: 3 x 400 V.
• Output voltage 1: 3 x 400 V, 2 A.
• Output voltage 2: 3 x 30 V, 1.25 A.
• Power rating: 1 kVA.
• Vector group: Dyn5.
• N-AE1. Transmission Lines Simulation Module. N-PST/1K
  Return line of 10 Ohm.
• The resistive part: two resistance values of 15 Ohm and 33 Ohm with the next possible
• connections:
• Only one:
  15 Ohm.
  33 Ohm.
• Series:
  N-AE1
  48 Ohm.
• Parallel:
  10.31 Ohm.
• The inductive part:
• Possibilities:
  33 mH, 78 mH, 140 mH, 193 mH, 236 mH.
• The capacitance between conductors:
  0.5 µF and 1 µF for each conductor.
• The capacitance between conductor and ground:
  1 µF and 2 µF, also at the beginning and at the end of the line.
• ATENG 11455. Power Transmission Application with Sinchronous Generator.
• EMT6/1K. Independent Excitation 3PH Synchronous Motor-Generator, 1 kW.
• Nominal power: 1000 VA.
• Power factor: 0.8.
• Nominal output voltage: 3 x 400 VAC.
• Frequency: 50 / 60 Hz.
• Speed: 3000 rpm.
• Nominal output current: 0.8 A.
  EMT6/1K
• Nominal excitation current: 5 A.
• Shaft height: 71 mm.
• N-EALD. Electrical Network Analyzer Module with Oscilloscope and Data Acquisition.
  The network analyzer module allows fulfilling measurements, displaying and analyzing all
  the parameters of the AC electrical networks. It has an LCD screen and push-buttons for the
  navigation through the different menus. It includes specific software for monitoring current
  and voltage curves, harmonics display, tariffs programming, alarms programming and
  electrical parameters storage.
• Features:
• Multifunctional three-phase power meter:
• Three-phase and single-phase voltage. Up to 690 VAC L-L. N-EALD
• Line and neutral nominal current: 10 A.
  Active, reactive and apparent power.
• Suitable frequencies: 25 Hz, 50 Hz, 60 Hz and 400 Hz.
  Display of the V-I vector diagram.
• Supply voltage: 85 – 265 VAC.
• Energy quality control:
  Current and voltage individual harmonics measurement. Up to the 40th harmonic.
  Voltage and current THD, TDD and K-Factor.
  Maximums and minimums display.
  Waveforms display, 128 samples/sec.
• Events and data storage:
• Harmonics analyzer:
  Voltage and current THD, current TDD and K-Factor, up to the 40th harmonic.
  Current and voltage harmonic spectrum and angles.
• Tariff programming:
  Class 0.5S IEC 62053 – 22, active and reactive power in four quadrants.
  Measurement of the total and per phase three-phase active, reactive and apparent
  powers.
  Usage time, four energy/demand records of total tariffs.
  Eight tariffs, four seasons and four types of days.
  Automatic daily report of energy consumption maximums and minimums.
• Communications:
  RS – 485 communication port.
  7

Specifications

• N-PSUB2. Power Generation Substation Module 2.
• Supply voltage: 400 VAC, 3PH + N.
  ON / OFF switch.
• Power and signals connection:
  Auxiliary connection.
• Three-phase turbine supply hose with IP44 3PN + E 32 A 400 V connecting plug.
• Three-phase generator supply hose with IP44 3PN + E 32 A 400 V connecting plug.
• Three switches to choose between the different modes:
  Local and remote control mode.
  Manual and automatic speed control. N-PSUB2
  Manual and automatic excitation control
• Three control switches to:
  Start and stop the turbine.
  Give permission to synchronize the generator with the grid.
  Give permission to close 52NET circuit breaker.
• Two potentiometers to regulate:
  Turbine speed.
  Generator excitation.
  Emergency stop button.
  Two circuit breakers for synchronization and stand-alone operations.
  Different terminals to measure.
• Ethernet connection: RJ45 communication port for SCADA remote control.
• Automatic speed and voltage controller (easygen):
  Enables to connect up to 16 electric generators in parallel-island with distribution of
  active and reactive load and start/stop in function of the load demand.
  Enables to connect a generator in parallel with the grid.
  Enables different switches control modes, such as opening, closing and synchronization.
  Analogical outputs to control voltage and frequency regulators.
  Three-phase measurement of the grid and the generator voltage.
  Three-phase measurement of the generator intensity and power.
  Single-phase measurement of the grid intensity.
• Protection system:
• Generator:
  Maximum/minimum voltage (59/27), maximum/minimum frequency (81O/U),
  voltage asymmetry, detection of dead busbars, overvoltage (32), load unbalance
  (46), negative sequence power/reduced power (32R/F), overcurrent by defined curve
  (50/51), inverse time overcurrent (IEC255), measured ground fault (50N/51N),
  phase rotation, switches faults.
• Network:
  Maximum/minimum voltage (59/27), maximum/minimum frequency (81O/U), vector
  jump, phase rotation.
• Six alarms:
• Alarm 1: Reverse power.
• Alarm 2: Overcurrent.
• Alarm 3: Over/undervoltage.
• Alarm 4: Inverse time overcurrent.
• Alarm 5: Over/under frequency.
• Alarm 6: Shutdown alarms.
• Four operation signals:
  Ready for operation.
  Start request.
  Synchronization conditions.
  Permission for synchronization.
• SERV01. AC Servomotor 1.
• Nominal power: 2000 W.
• Nominal voltage: 400 VAC.
• Nominal speed: 3000 rpm.
• Nominal current: 5 A.
  SERV01
  8

Specifications

• N-VPS01. AC 3PH Variable Power Supply Module.
  ON / OFF removable key.
• Supply voltage: 3 x 400 VAC + N.
  Emergency stop push-button.
• Three-phase supply hose with IP44 3PN + E 32 A 400 V connecting plug.
• Differential magnetothermal 4 poles, 25 A, 30 mA AC 6 KA.
• Fuses: 3 x 6 A.
  N-VPS01
• Motorized variable autotransformer:
• Nominal power: 3000 VA.
• Input voltage: 400 VAC.
• Fixed output voltage: 3 x 400 VAC + N.
• Variable output voltage:
• 0 – 450 VAC (3PH + N).
• 0 – 240 VDC.
• Nominal current: 2 A.
• Three position switch with automatic return:
• Position I: Voltage reduction.
• Position 0: Constant voltage.
• Position II: Voltage increase.
• DC ammeter: 0 – 5 A.
• AC ammeter: 0 – 5 A.
• DC voltmeter: 0 – 300 V.
• AC voltmeter: 0 – 500 V.
  Autotransformer.
• Nominal power: 3000 VA.
• ATENG 11471. Analysis of Power Flows in Transmission Lines Application.
• N-ALI01. Industrial Main Power Supply Module.
• Supply voltage: 400 VAC, 3PH + N.
  ON / OFF removable key.
• Output voltage connections:
• Three-phase + Neutral: 400 VAC.
• Single-phase: 230 VAC.
• Three-phase supply hose with IP44 3PN+E 32 A 400 V connecting plug. N-ALI01
• Differential magnetothermal 4 poles, 25 A, 30 mA AC 6 KA.
  Emergency stop push button.
• N-EALD. Electrical Network Analyzer Module with Oscilloscope and Data Acquisition.
  The network analyzer module allows fulfilling measurements, displaying and analyzing all
  the parameters of the AC electrical networks. It has an LCD screen and push-buttons for the
  navigation through the different menus. It includes specific software for monitoring current
  and voltage curves, harmonics display, tariffs programming, alarms programming and
  electrical parameters storage.
• Features:
• Multifunctional three-phase power meter:
  N-EALD
• Three-phase and single-phase voltage. Up to 690 VAC L-L.
• Line and neutral nominal current: 10 A.
  Active, reactive and apparent power.
• Suitable frequencies: 25 Hz, 50 Hz, 60 Hz and 400 Hz.
  Display of the V-I vector diagram.
• Supply voltage: 85 – 265 VAC.
• Energy quality control:
  Current and voltage individual harmonics measurement. Up to the 40th harmonic.
  Voltage and current THD, TDD and K-Factor.
  Maximums and minimums display.
  Waveforms display, 128 samples/sec.
• Events and data storage:
• Harmonics analyzer:
  Voltage and current THD, current TDD and K-Factor, up to the 40th harmonic.
  Current and voltage harmonic spectrum and angles.
• Tariff programming:
  Class 0.5S IEC 62053 – 22, active and reactive power in four quadrants.
  Measurement of the total and per phase three-phase active, reactive and apparent
  powers.
  Usage time, four energy/demand records of total tariffs.
  Eight tariffs, four seasons and four types of days.
  Automatic daily report of energy consumption maximums and minimums.
• Communications:
  RS – 485 communication port.
  9

Specifications

• N-BUS08. Distribution Busbar Module (4 units).
• Supply voltage: single-phase 230 VAC.
  Double busbar typology, with two disconnectors and one circuit breaker.
  Two interconnection terminals.
  One power input/output to connect lines, generation, loads, etc.
  Two push-buttons by each disconnector/circuit breaker to open and close them.
• State indications lamps:
  N-BUS08
  Two lamps to indicate the state of busbars.
  Three pilot-lights to indicate the state of the circuit breaker and the disconnectors.
  Two Ethernet connections.
• N-BUS09. Coupling Busbar Module.
• Supply voltage: single-phase 230 VAC.
  Double busbar typology, with two disconnectors and one circuit breaker. The circuit breaker
  open and close the circuit between the two busbars.
  Two interconnection terminals.
  Two push-buttons by each disconnector/circuit breaker to open and close them.
• State indications lamps:
  N-BUS09
  Two lamps to indicate the state of busbars.
  Three pilot-lights to indicate the state of the circuit breaker and the disconnectors.
  Two Ethernet connections.
• N-PSM. Power Switch Module.
• Supply voltage: single-phase 230 VAC.
• Power terminals:
  Four power input terminals (3PH + N).
  Four power output terminals (3PH + N).
• Auxiliary contacts:
  One “NO” contact. N-PSM
  One “NC” contact.
  Two push-buttons to open/close the power terminals and auxiliary contacts.
• Two control contacts of 24 VDC.
• Two voltage supply outputs of 24 VDC.
• N-REL09. Time Electronic Relay against Overcurrents Module (0-16 A).
  Overcurrent electronic relay.
  Overload protection.
• Range: 0 – 16 A.
  Test and reset function.
  NO / NC contact.
  Timing. N-REL09
• N-RELT. Relay Test Module.
• Power supply: 110 – 230 VCA.
• Frequency: 50/60 Hz.
  Start/stop pushbutton.
  Display.
• Operation pushbuttons:
  N-RELT
  Switch-on (it can be remote controlled).
  Switch-off (it can be remote controlled).
  Timer ON (relay test).
• Contacts:
• Voltage: 0…400 VAC/VDC.
• Current: 0…20 A AC/DC.
  Three operating contacts.
  Two auxiliary contacts.
• All necessary cables to realize the practical exercises are included.
  Cables and accessories, for normal operation.