Description
Specification:
Experiments to be Performed:
Measurements and relations between Apparent, Active, Reactive powers Located installation of power factor correction
of single and three phase power users Discharge of the power stored in capacitors Central installations of automatic
power factor correction with 1-2-3 equal and double steps Filtering of harmonic currents in capacitors
Installed Components of Automatic Power
Factor Correction Module:
Varnished metal framework with fore panel of insulating material, Quick connections via safety terminals and cables 4mm
1 automatic microprocessor-controlled power factor regulator, with rated voltage 380 ~ 415V, 50~60Hz
Ammeter input with forward current up to 5A
Setting power factor 0.8ind?0.8 cap, reconnection time 5-240s, Sensitivity range: 5?600s/step
5 relay outputs with contacts 5A ~ 250Vac
Manual setting of parameters by display assisted keyboard
2 multi-function instruments, with auxiliary NA
2 multi-function instruments, with auxiliary power supply of 115~230V, 3 lines of three 7- segment displays of 13mm with red LEDs
Measures of voltages, currents, active reactive-apparent powers and power factor in single-phase and three-phase systems
Accuracy class for currents and voltages +-1% ,Measuring range: 5A ~ 850V
Operational four-pole rotary switch of 16A ~ 400V
1 set of three fuse holders with gl-type fuses 10.3 x 38 of 6A
1 pair of fuse holders with gl-type fuses 10.3 x 38 of 2A
1 fuse holder with gl-type fuse 10.3 x 38 of 4A
1 noise suppressor for three-phase line with neutral – Un 440V, In 10A, inductance 0.4mH, capacitance 0.1μF
3 three-pole contactors for power factor correction Ith (AC1) 25A (7.5 kvar at 400V) with
transient limiting devices, insertion, excitation 24Vac 50~60Hz
1 single-phase transformer primary 230~400, secondary 24V, power of 72VA
1 battery of three-phase capacitors of 450V with selector between 2 and 4μF and corresponding discharge resistors of 100Ω ~ 5W
1 battery of three-phase capacitors 450V with selector between 4 and 8μF and corresponding discharge resistors of 50Ω ~ 10W
1 battery of three-phase capacitors 450V with selector between 4.8 and 16μF and
corresponding discharge resistors of 50Ω ~ 10W
Accessories:
Connecting Wire: 1 set
User Manual: 1 Nos
Standard Accessories
Others:
Country of Origin: China
Manufacturing: Assemble in Bangladesh
Training
