Electrical connection
FIGHTER 1140
22
Alarm
A common alarm is given in the following instances:
High pressure switch (HP) has tripped. Indicated as
HP-alarm.
LP pressure switch (LP) has tripped. Indicated as an
LP alarm.
The motor cut-out (MP) has tripped, indicated by an
MP-alarm.
Pressure/level monitor brine (accessory) indicated as
pressure/level brine.
Brine temp. low, indicates a low brine temperature. Not
indicated when menu 5.2 is set to automatic return
“On”.
Flow sensor fault is indicated by a Sensor alarm.
Hot water sensor fault is indicated by a Sensor alarm.
External indication of common alarms is possible
through the relay function on the load monitor card (2),
terminals X2:1—3.
The picture shows the relay in the alarm position.
When switch (8) is in the “0” or “ ” position the
relay is in the alarm position.
Alarm/alarm outputs
X2
Alarm output,
common alarm
FIGHTER 1140 is equipped with a soft-start relay (97),
which limits the inrush current, see section “Technical
specifications”.
The compressor must not be forced to start with peri-
ods shorter that 1 start per 15 minutes.
Soft-start relay*
* Applies to 3 x 400 V and 1 x 230 V 8 and 12
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