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POWER FACTOR CONTROLLER:
FRAKO Reactive Power Control Relays use microprocessor technology to perform complex management tasks beyond the control of the power factor. The control characteristic meets all the requirements of present-day industrial power supply networks making these relays world renowned for its technical superiority. The various models of such Frako make relays have the following features.
FEATURES:
- Fully automatic and simple commissioning
- Patented control characteristic – no overcompensation during low load
- Measurement and monitoring of harmonics
- Overcurrent trip function - Protection for capacitors
- No-voltage and zero-current release
- Four-quadrant regulation
- Automatic adjustable switching delay
- Versatile indication and messages in the display
APPLICATION:
- Reactive Power Compensation
- Communication with Building control systems
RANGE
TYPES:
- RM2106 / RM2112 – User Friendly 6/12 step PF Controller
- RM 9606 – High Speed / High Accuracy 6 step PF Controller
- EMR1100S – High Speed / High Accuracy 12 step PF Controller
- EMR1100– High Speed / High Accuracy 12 step Dual PF Controller
RM2106 / RM2112 – User Friendly 6/12 step PF Controller
The reactive power control relay RM 2112 and RM 2106 controls the programmed target power factor by activating or deactivating capacitors with 6 / 12 control contacts respectively.
APPLICATION:
- Reactive Power Compensation
- Measuring input is suitable for 240V AC
DISPLAY PARAMETERS:
- Power Factor (cos Ø)
- Total voltage distortion factor (% THVD)
- Number of active capacitor steps
ALARM SIGNALS FOR:
- Overcurrent
- Fault in voltage circuit (U=0 alarm).
- Fault in capacitor stages.
FEATURES:
- Potential-free alarm contact.
- Programmable overcurrent alarm threshold limit (from1.05 to 1.95 x Irms).
- Continuous monitoring for defective capacitor stages through self adjustment of control program
- Zero voltage and zero current tripping with alarm signal.
- Two control curves characteristics.
- to avoid overcompensation under light load.
-To avoid inductive reactive power under regeneration conditions.
- Four-quadrant power control with LED display when active power is generated into mains.
- Manual / automatic operation with ability to switch each individual capacitor stage ON / OFF.
- Target power factor setting adjustable from 0.85 inductive to 1.00 capacitive in steps of 0.01.
- Independent setting of capacitor switching time to match discharge time of capacitor stages.
- Suitable for current transformers with rated secondary current of 1A or 5A.
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RM9606 – High Speed / High Accuracy 6 step PF Controller
The reactive power control relay RM 9606 is a microprocessor-based control relay for intelligent control of capacitor banks with 6 control contacts.
APPLICATION:
- Reactive Power Compensation
- Measuring input is suitable for 400V AC
DISPLAY PARAMETERS:
- Power Factor (cos Ø)
- Apparent (RMS), active and reactive currents
- 5th, 7th, 11th and 13th harmonic voltage content
- Total capacitive power required to meet target power factor setting.
ALARM SIGNALS FOR:
- Under compensation
- High harmonic levels
- Overcurrent
- Switching counters
- Fault in voltage circuit (U=0 alarm).
- Fault in current circuit (I=0 alarm).
- Fault in capacitor stages (C=0 alarm).
FEATURES:
- Potential-free alarm contact.
- Programmable overcurrent alarm threshold limit (from1.05 to 1.95 x Irms).
- Continuous monitoring for defective capacitor stages through self adjustment of control program
- Zero voltage and zero current tripping with alarm signal.
- “Kinked” control curve characteristics to avoid overcompensation under light load.
- Four-quadrant power control with LED display when active power is generated into mains.
- Manual / automatic operation with ability to switch each individual capacitor stage ON / OFF.
- Target power factor setting adjustable from 0.80 inductive to 0.95 capacitive in steps of 0.01.
- Preset up to three fixed capacitor stages which will be excluded from normal automatic operation.
- Independent setting of capacitor switching time to match discharge time of capacitor stages.
- Suitable for current transformers with rated secondary current of 1A or 5A.
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EMR1100S - High Speed / High Accuracy 12 step PF Controller
EMR1100 - High Speed / High Accuracy 12 step Dual PF Controller
The reactive power control relay EMR1100S / EMR1100 is a microprocessor-based control relay for intelligent control of capacitor banks with 12 control contacts.
APPLICATION:
- Grid / Generator Reactive Power Compensation
- Measuring input is suitable for 100-690V AC
- Communication with Building control systems
DISPLAY PARAMETERS:
- Power Factor (cos Ø)
- Apparent (RMS), active and reactive currents
- 5th, 7th, 11th and 13th harmonic voltage content
- Total capacitive power required to meet target power factor setting.
ALARM SIGNALS FOR:
- Under compensation
- High harmonic levels
- Overcurrent
- Switching counters
- Fault in voltage circuit (U=0 alarm).
- Fault in current circuit (I=0 alarm).
- Fault in capacitor stages (C=0 alarm).
FEATURES:
- Potential-free alarm contact.
- Programmable overcurrent alarm threshold limit (from1.05 to 1.95 x Irms).
- Continuous monitoring for defective capacitor stages through self adjustment of control program
- Zero voltage and zero current tripping with alarm signal.
- “Kinked” control curve characteristics to avoid overcompensation under light load.
- Four-quadrant power control with LED display when active power is generated into mains.
- Manual / automatic operation with ability to switch each individual capacitor stage ON / OFF.
- Target power factor setting adjustable from 0.80 inductive to 0.95 capacitive in steps of 0.01.
- Preset up to three fixed capacitor stages which will be excluded from normal automatic operation.
- Independent setting of capacitor switching time to match discharge time of capacitor stages.
- Suitable for current transformers with rated secondary current of 1A or 5
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