Power Flux Protection Application

The Power Flux Protection Application, to study the protection devices that deal with the resolution of network events involving reverse power flow and power factor alteration.

ATENG 11059 — Power Flux Protection Application

• The “ATENG 11059” application includes the following elements:
• 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.
• N-REL51. Reverse Power Relay Module.
• Supply voltage: 24 VDC.
• Input voltage: 63 – 690 VAC.
• Nominal current: 5 A.
• Maximum current: 10 A.
• Frequency permissible range: 35 – 75 %.
• Set point current range:
• Reverse power: (2 – 20 %, max. 2 – 50 %). N-REL51
• Forward power: (50 – 140 %, max. 50 – 150 %).
• Hysteresis: 1 – 10 % (max. 1 – 50 %).
• Delay: 3 – 30 sec. (max. 1 – 360 sec.)
• Auto reset: automatic/manual.
• Relay output contacts:
• Threshold contacts: 1NO / 1NC.
• Trip contacts: 1NO / 1NC.
• N-REL52. Power Factor Protection Relay Module.
• Supply voltage: 90 – 690 VAC.
• Input voltage: 90 – 690 VAC.
• Delay: 0.1 – 20 seg.
• Auto reset: automatic/manual.
• Relay output contacts:
• Trip contacts: 1NO / 1NC. N-REL52
  3

Specifications

• N-PSM. Power Switch Module (2 units).
• 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.
• . 3PH Squirrel-Cage Motor (2 units).
• Nominal power: 370 W.
• Nominal voltage: 3 x 230 / 400 VAC Δ/Y.
• Frequency: 50 / 60 Hz.
• Number of poles: 2.
• Speed: 2730 rpm.
• Nominal current: 1.67 / 0.97 A.
  EMT7
• Shaft height: 71 mm.
• N-VVCA/M. AC Motor Speed Controller (Intermediate option) Module.
  ON / OFF switch.
• Supply voltage: 230 VAC.
• Nominal power: 750 W.
• PWM output voltage connections:
• Three-Phases: 230 VAC.
  10 K, potentiometer for the induction motor control speed. N-VVCA/M
  Setting and visualization display of the machine parameters.
• N-REFT. Three-phase Commutable Resistor Load Module.
• Nominal voltage: 400 VAC.
• Resistance: 3 x 150 Ohm.
• Nominal current: 1.6 A.
  Manual switch to turn activate/deactivate resistors.
• Fuses: 3 x 2 A.
• Terminals:
  N-REFT
  Four input terminals (3PH + N).
  Four output terminals (3PH + N).