Automatic Power Factor Correction

Products - Low Voltage - Power Factor Correction - Auto

Electrotek Real Time Automatic PFC

Real Time Automatic PFC Unit

Real Time Automatic PFC Unit

  • Custom designed
  • automatic control of power factor via electronic switching (not mechanical)
  • switches at zero crossing for zero inrush - transient free
  • switching times as fast as 60 times per second
  • for 208V, 480V, 600V applications
  • higher-rated capacitors for longer life expectancy

Assembly Specification

Electrotek Real Time Automatic PFC Unit

Complete with:

SCR switching diodes, c/w: HRC fusing

ventilation kit for maximum ambient temperature of 35°C (95°F)

digital microprocessor controller and split core current transformer

NEMA 1 ASA 61 grey enclosure

Available Options

Electrotek Real Time Automatic PFC Unit
 

blown fuse indicators

iron core 3 phase reactors for harmonic contaminated environments

disconnect device

NEMA 2, 3R, or 12 enclosure

custom enclosure paint options

custom enclosures for dimension restrictions

Capacitor Specifications

Manufactured by
 Vishay Electronic GmbH (Roederstein), Germany
Voltage Ratings
 240 - 999 V
Maximum kVAr per 3 phase casing (60 Hz)

13.6 kVAr @ 208V (rated 16.3 kVAr @ 240V)

25.0 kVAr @ 480V (rated 30.0 kVAr @ 525V)

25.0 kVAr @ 600V (rated 33.0 kVAr @ 690V)

10.0 kVAr @ 600V (rated 28.0 kVAr @ 999V)
Specifications UL and cUL, CSA CAN3-C155-M84 (1986), CSA C22.2 No. 190-M1985, IEC Publication 831-1, 831-2, VDE 560-47, 560-47, EN60831-1, EN60831-2
Insulation (wet and dry options)

wet, ‘Ro’ series: non-PCB, natural oil impregnant, flash / ignition points 285/315°C

dry, ‘Rg’ series: non-PCB, dry / gas agent

‘Ro’ and ‘Rg’ series are both biodegradable and non-toxic.

Electrodes
 vacuum-metallized on one side of the plastic film
Ambient Temperature -40°C to +45°C; storage temperature -40°C to +60°C
Inrush Current
 maximum 300 times rated current
Loading Capacity

1.10 times rated voltage

1.30 times rated current

1.50 times rated output

Frequency Ratings
 50 or 60 Hz
Capacitor Casing
 seamless aluminum
Losses
 ≤ 0.25 Watts per kVAr
Discharge Resistors 50V or less in one minute after disconnection of supply voltage
Dielectric
 polypropylene film
Safety Features

self-healing

over pressure tear-off fuse / pressure sensitive circuit interrupter / internally fused up to 10kAIc, grounding / mounting stud at base of capacitor for easy mounting / replacement
Special Applications designed for use in harmonic filters

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