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General
JÄSPI Inverter Nordic is equipped with an internal elec-
tronic controller that handles all functions necessary for
operation of the heat pump, e. g. defrosting, stop at
max/min temperature, connection of the compressor
heater, and protective functions during operation.
Temperatures, number of starts and run time, are read
off in the indoor module/control module.
The integrated control shows information via status-LEDs
and can be used during servicing.
Under normal operating conditions the home owner
does not need to have access to the controller.
JÄSPI Inverter Nordic communicates with the Kaukora
indoor module/control module, which means that all
settings and measurement values from JÄSPI Inverter Nor-
dic are adjusted and read off on the indoor module/con-
trol module.
LED status
The base board (AA2) has six status LEDs for easy control
and fault tracing.
Explanation
State
LED
Control board without
power
Not lit
PWR
(green)
Control board power on
Continuous
light
CPU without power
Not lit
CPU
CPU running
Flashes
(green)
CPU running incorrectly
Continuous
light
No communication with in-
door module/control mod-
ule
Not lit
EXT COM
(green)
Communication with indoor
module/control module
Flashes
No communication with in-
verter
Not lit
INT COM
(green)
Communication with invert-
er
Flashes
No defrosting or protection
active
Not lit
DEFROST
(green)
Some protection is active
Flashes
Defrosting in progress
Continuous
light
No errors
Not lit
ERROR
(red)
Infoalarm (temporary), act-
ive
Flashes
Continuous alarm, active
Continuous
light
Relay in de-energised posi-
tion
Not lit
K1, K2, K3,
K4, K5
Relay engaged
Continuous
light
Explanation
State
LED
No function
N-RELAY
No function
COMPR. ON
Master control
To control JÄSPI Inverter Nordic, a Kaukora indoor
module/control module is required, which calls upon
JÄSPI Inverter Nordic according to demand. All settings
for JÄSPI Inverter Nordic are made via the indoor mod-
ule/control module. It also shows the status and sensor
values from JÄSPI Inverter Nordic.
Unit
Paramet-
er space
Value
Description
°C
4 – 14
4
Cut-out value activation
passive defrosting
°C
-5 – 5
-3
Start temperature BT16 to
calculate index
(1 / 0)
Yes / No
No
Permit fan de-icing
(1 / 0)
Yes / No
No
Permit silent mode
(1 / 0)
Yes / No
No
Permit defrost more often
JÄSPI Inverter Nordic
Chapter 7 |
Control - Introduction
34
7 Control - Introduction
Содержание Inverter Nordic-12
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