Advanced Power Factor Compensation Application

The Advanced Power Factor Compensation Application, has been developed as a complement to ATENG 11474 in order to study in depth the power factor compensation when there is a dynamic load.

ATENG 11476 — Advanced Power Factor Compensation Application

• The application “ATENG 11476” includes the following elements:
• EMT7/1K. 3PH Squirrel-Cage Motor, 1 kW.
• Nominal power: 1 kW.
• RPM: 2800 rpm.
• Nominal torque: 3.2 Nm.
• Power Factor: 0.8.
• Nominal current:
• 2.6 A (at 400 VAC). EMT7/1K
• N-SERV1K. 1 kW Servomotor Module.
  Dynamic and static four-quadrant operation.
  Speed and torque displays.
  Four-quadrant monitor.
  Thermal monitoring of the machine under test.
  Testing for the presence of a shaft cover.
• Connection voltage: 400V.
• Frequency: 50 Hz.
• Maximum power output: 10 kVA.
• Maximum speed: 4000 rpm.
  Maximum torque 30 Nm. N-SERV1K
  Temperature monitoring.
• N-ARR01. Manual Star-Delta Starter.
• Nominal voltage: 400 VAC.
• Maximum contacts current: 10 A.
• Star-Delta three positions commutator:
• 0: Open circuit.
  N-ARR01
• Y: Star connection.
• Δ: Delta connection.
• N-TRANS03. Three-Phase Autotransformer 400/230 VAC, 1 kVA, Module.
  Three-phase autotransformer.
• Nominal supply voltage: 400 VAC (3PH).
• Nominal output voltage: 3 x 230 VAC (3PH+N).
• Nominal power: 1 kVA.
  Free configuration (delta, star and zig-zag).
  N-TRANS03
  Start/stop commutator for instantaneous connection/disconnection of the grid transformer.
• Fuses: 3x5 A.
• N-CFP. Advanced Power Factor Controller Module.
  Power factor automatic controller.
  Regulation in four quadrants.
  FCP (fast computerized program) system.
• Compensation stages: 6 relay type outputs.
  LCD screen with three digits and more than 20 icons to indicate different operating conditions.
  N-CFP
  ON-OFF switch.
• N-CAR19T4D. Three-phase Digital Capacitor Banks Module.
  Digital capacitors bank module.
  6 stages of 3x7µF.
• Voltage supply of 400 VAC.
  Step signal input jack.
  Micro connector of 8 pins. N-CAR194D
  3

Specifications

• N-MPS. Motor Protection (1.6 A-2.5 A).
  ON/OFF commutator.
• Limit thermal current:
• From 1,6A to 2,5 A.
• Input Power Terminals:
• Power input connections: L1, L2, L3.
  N-MPS
• Output Power Terminals:
• Power output connections: L1, L2, L3.
  Ground Terminal.
• Required elements (Not included):
• ATENG 11474. Reactive Power Compensation Application.
• The application “ATENG 11474” included the following elements:
• N-ALI01. Industrial Main Power Supply Module.
• Supply voltage: 400 VAC, 3PH+N+G.
  ON-OFF removable key.
• Output voltage connections:
• Three-Phase + Neutral: 400 VAC.
• Single-Phase: 230 VAC. N-ALI01
• Three-Phase supply hose with IP44 3PN+E 32A 400 V connecting plug.
• Differential magnetothermal, 4 poles, 25 A, 300 mA AC 6 KA.
  Emergency stop push button.
  GND terminal.
• N-REVT/1K. 1kW Three-Phase Variable Resistors Module.
• Resistance: 3 x 150-500 Ohm.
• Fuses: 3 x 2 A.
  N-REVT/1K
• N-CAR19T/3C. 3 x 300 VAr Three-Phase Configurable Capacitors Module.
  Configurable Star and Delta connection.
  Three benches with three-phase capacitors of 2 µF each one.
• Nominal voltage: 400 VAC.
• Nominal power: 3 x (3 x 300) VAr.
  N-CAR19T/3C
• N-INDT/3C. 3 x 300 VAr Three-Phase Configurable Inductances Module.
  Configurable Star and Delta connection.
  Three benches with three-phase inductances of 5 H each one.
• Nominal voltage: 400 VAC.
• Nominal power: 3 x (3x300) VAr.
  N-INDT/3C
• N-EALD. 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.
  N-EALD
  4

Specifications

• Features:
• Multifunctional three-phase power meter:
• Single and three-phase voltage. Up to 690 VAC L-L.
• Phase and line current. Current range up to 200%. Measurement from 0-10 A.
  Active, reactive and apparent power.
• Suitable frequencies: 25 Hz, 50 Hz, 60 Hz y 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.
  THD voltage and current, TDD and K-factor.
  Maximums and minimums display.
  Waveforms display, 128 samples/sec.
  Events and data storage.
• Harmonics analyzer:
  THD voltage and 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, 4 energy/demand records of total tariffs.
  8 tariffs, 4 seasons, 4 types of days.
  Automatic daily report of energy consumption maximums and minimums.
• Communications:
  Modbus TCP communication protocol with Ethernet interface.
• N-PSM. Power Switch Module.
  The voltage can be switched on and off manually or automatically.
• Nominal voltage: 230 VAC+N+GND.
• Frequency: 50/60Hz.
• Control voltage: 24 VDC.
  N-PSM
• Nominal operating current: 15 A.
• Functions: 2 pushbutton switches and remote control for switch-off relay.
• Contacts:
  Three normally open contacts.
  Two auxiliary normally open contacts.
• N-REL09. Time Electronic Relay against Overcurrents Module (0-16 A).
  Electronic thermal relay.
  Overload protection.
• Range 1.2 - 7 A.
  Reset and test function.
  N-REL09
  1 NONC contact.
  Temporization.
  5

Specifications