ITALFARAD Power Factor PFC5 Notice D'utilisation page 31

ITALFARAD S.p .A. via IV novembre n.1 Minerbio (BO) It aly
CONTROLLER MANUAL
1.00
1.01 GENERAL CHARACTERISTICS
Digital microprocessor power factor controller
TTL-RS232 serial interface for set-up and automatic testing via PC (Personal
Computer)
Internal temperature sensor
Advanced functions for capacitor current overload measurement, average weekly
power factor, maximum value logging
2 relays programmable as alarm and/or fan control
1.02 FRONT PANEL
3 digit 7-segment
LED display
LED indicating type
of load detected
LED indication of
measurement on the
display
1.03 INSTALLATION
Install the controller according to wiring diagrams given on page 31.
The CT (Current Transformer) must be connected to the free phase, i.e. not on phases
used to supply the unit, as indicated in the wiring diagrams.
The controller automatically recognizes the CT current flow. In case of co-generation
systems, disable this function (refer to "Advanced menu" section 1.18 "ADVANCED
MENU SETTINGS") and connect the CT correctly.
The CT secondary must be earthed/grounded.
4-membrane key keypad access
the controller functions
30
LED indication of
operation selected
LED indication of
alarms (if preset)
LED indication of
steps enabled
GB