Controller Manual; General Characteristics; Front Panel; Installation - ICAR 5LSA Instrucciones De Uso

1.1 GENERAL CHARACTERISTICS

Digital microprocessor power factor controller
−
TTL-RS232 serial interface for set-up and automatic testing via PC (Personal Com-
−
puter)
Internal temperature sensor
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Advanced functions for capacitor current overload measurement, average weekly
−
power factor, maximum value logging
2 relays programmable as alarm and/or fan control
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1.2 FRONT PANEL

3 digit 7-segment
LED display
LED indicating type
of load detected
LED indication of
measurement on the
display

1.3 INSTALLATION

Install the controller according to wiring diagrams given on page 29.
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 sys-
tems, 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.

1. CONTROLLER MANUAL

28
LED indication of
operation selected
LED indication of
alarms (if preset)
LED indication of
steps enabled
4-membrane key keypad access
the controller functions