APFC Relays

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Automatic Power Factor Controllers

L&T offers you a wide range of Power factor Correction Relays suitable for all standard applications. Their intelligent adjustment interface ensures balanced usage of capacitors based on the number of switching operations and the connection time of each step, thus ensuring long life for switchgear and capacitors.

  • etaCON L Series
    Intelligent Power Factor Controller with automatic set-up.
    • Available steps: 3, 5, 7, 8, 12
    • Compact size (96 × 96 mm) in 3, 5, 7 steps version
    • Automatic recognition of current flow direction
    • Auto / Manual Control
    • Online display of PF, Voltage, Current, kVAr, capacitor overload and Panel temperature
    • Average weekly power factor measurement
    • Capacitor over-current and panel over-heating protection
    • No-voltage release protection function
    • Last two can be programmed for Capacitor switching / Alarm / Fan Control
    • Keypad locking function
  • RPM14
    • Available step: 14
    • Online display of PF, current, kVAr.
    • Auto / Manual Control
    • Suitable for non-uniform banks
    • Alarm for abnormal conditions