Nibe ACVM 270, Installation And Maintenance Instructions Manual

Page: 56 / 96

Menu 9.1.6 [S] Stop temp. cool high
Upper parameter for the heat pump's working range
during cooling. It stops above this outdoor air temperature.
The heat pump is permitted to start again when the out-
door air temperature decreases by two degrees below the
set value.
Setting range: 10 – 43 °C
Factory setting: 43 °C
Menu 9.1.7 [S] Time bet. starts
Minimum time interval in minutes between compressor
starts in the heat pump.
Setting range: 0 – 60 min
Factory setting: 0 min
Menu 9.1.8 [S] Min CompFreq act/set
Select the min compressor frequency here. Display of both
the current and the set.
AMS 10-12 AMS 10-8
20 – 80 Hz 20 – 81 Hz Setting range
20Hz Factory setting
Menu 9.1.9 [S] Max CompFreq act/set
Select here the max limit for the compressor. Display of
the actual and set via the display.
AMS 10-12 AMS 10-8
25 – 85 Hz 20 – 86 Hz Setting range
85Hz 86Hz Factory setting
Menu 9.1.10 [S] OU current heat act/max
The phase current to AMS 10 and the highest permitted
current that can be set during heating are shown here.
AMS 10-12 AMS 10-8
7 – 17 7 – 16 Setting range
15 Factory setting
Menu 9.1.11 [S] OU cur. cool act/max
The phase current to AMS 10 and the highest permitted
current that can be set during cooling are shown here.
Setting range: 7 – 17
Factory setting: 15
AMS 10-12 AMS 10-8
7 – 17 7 – 15 Setting range
15 14 Factory setting
Menu 9.1.12 [S] Tank defrost Temp.
If the system is colder than the set value defrosting occurs
connecting to HW. If HW is colder, the electrical addition
starts.
Setting range: 20 – 30 °C
Factory setting: 20 °C
Menu 9.1.13 [S] Return
Return to menu 9.1.0.
Menu 9.2.0 [S] Add. heat settings
Settings regarding additional heat and shunt in ACVM 270
and any extra shunt can be made in the sub-menus to this
menu.
Menu 9.2.1 [S] DM start add. heat
The degree minute deficit that must be set before the ad-
ditional heat supply is activated is set here.
Setting range: -1000 – -30
Factory setting: -400
Menu 9.2.2 [S] Time factor
The time factor of the immersion heater since first start up
is shown here. The value is saved and is not reset even
when the boiler is switched off using the main power
switch.
Menu 9.2.6 [S] Shunt amplification
Applies to shunt 1 (QN11). E.g. 2 degrees difference and
2 in amplification gives 4 sec/min controlling the shunt.
Setting range: 0.1 – 5.0
Default value: 1.1
Menu 9.2.7 [S] Shunt amplification2
Applies to any shunt 2 (accessory required). E.g. 2 degrees
difference and 2 in amplification gives 4 sec/min con-
trolling the shunt. This function compensates for the speed
variation found on different shunt motors that may be in-
stalled.
Setting range: 0.1 – 5.0
Default value: 1.0
Menu 9.2.8 [S] Add. heat type
Select the type of addition to be used.
Setting range: Internal power 1, Ext. 1 step, Ext. Lin 3,
Ext. Bin 3
Default values: Internal power 1
Menu 9.2.9 [S] Return
Return to menu 9.2.0.
Menu 9.3.0 [S] Operating settings
Settings regarding accessories, additional heat operation,
floor drying and a return to the factory settings can be
made in the sub-menus to this menu.
Menu 9.3.1 [S] Max. boiler temp.
The setting selected on the EBV board (AA22) knob (R26)
is shown here.
Menu 9.3.2 [S] Logger
NOTE
Only for service work, special accessory required.
Select “On” here if logger is installed.
Setting range: Off, On
Default value: Off
NIBE™ SPLIT ACVM 270 56
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