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Elmeasure Power Factor Controller Catalog

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iPFC

POWER FACTOR
CONTROLLER
Current | Voltage | Frequency | PF | VAR | 6/8/12 stage control

INTELLIGENT DEVICE TO MAINTAIN THE POWER


FACTOR IN REQUIRED RANGE!

Features : Advantages
Three phase sensing with Three CT or single CT (Balanced Load) Three phase sensing gives accurate measurement of PF.
Intelligent Power Factor Controlling based on the capacitor bank Fault Detection (Over compensation, Under compensation, Over voltage, Over
switching history (Number of operations, ON time) improves the current, Under voltage, Under Current, Over harmonics for voltage and
capacitor life time. current).
6 or 8 or 12 switching relay outputs. Automatic or Manual Control (manual control with power backup option).
Automatic or manual control (manual control with power backup Increased capacitor life - capacitor switching based on history - ON time /
option). number of switching.
User programmable:
- Star/Delta.
- Lead and Lag limits. Applications:
- PT and CT ratios.
- CT secondary. In all Incomers.
- Minimum switch ON time (4-999 seconds) default 20s. Fixed power factor corrections individual (e.g. motor, transformers,
- Minimum discharge time (4-999 seconds) default 50s. lighting, etc.)
- Minimum capacitor on time (4-999 seconds) default 20s.
Group fixed power factor correction (several equipments connected in a
- Minimum sensing current for controlling operation
group).
100mA - 500mA.
- User programmable capacitor value. Capacitor banks of tuned and detuned.
Fault detection (Over compensation, Under compensation, Over Harmonic trap applications (e.g. UPS, Frequency Drives and Converters,
voltage, Over current, Under voltage, Under current, Over etc.)
harmonics for voltage and current).
Displays VLL, VLN, Amps (Average and Phasewise) Frequency, W, PF,
VAR (Total and Phasewise) Wh, PF Avg. Technical Specification:
Four quadrant operation. Specification Description
RS 485 communication interface (Optional). Input current: Current inputs (A1 A2 A3) 50mA - 6A (Field configurable
1A or 5A). Primary Programmable up to 99 kA.
Overload: 10A max continuous, 50A max for 3 Sec.
Burden: 0.2VA Max. per phase.
Input voltage: 4 Voltage inputs (V1 V2 V3 VN) Programmable 110 or 415V LL
Mechanical Specification: Nominal (Range 80 to 550V LL) Primary Programmable up to
999 kV. Burden: 0.2VA Max. per phase.
Input Frequency: 45-65 Hz
Sensing/ True RMS, 1 Sec update time. 4 Quadrant Power & Energy.
90-0+2
55 Measurement:
90
Accuracy: Class 1.0 (default) as per IEC 62053-21, Class 0.5 as per
IEC 62053-22 (Optional).
96 90-0+2
Aux-Supply : Control Power: 180 - 300V AC/DC, 40-70Hz.
96 90
Burden: 10VA Max.
CT PT Ratio Max: 2000 MVA Programmable.
Relay SPST, 2A @ 240V.
contact rating:
Display 1 row, 4 Digits for instantaneous and 6 Digits for integrated
Resolution: (10mm height).
Weight: Unpacked: 350 gms, Packed: 450 gms.
*Note: Depth will be 10 mm more based on the relay/connector accommodation. Communication Parity: Odd, Even, None (Prefered Even)
RS485 interface: Baud rate: 4800 bps to 19200 bps. (Preferred 9600 bps).
Isolation: 2000 volts AC isolation for 1 minute between
communication and other circuits.

Torque 1 N-m
Wire gauge 11 AWG
Note: Additional error of 0.1% of full scale, for meter input current below 500mA

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