Dockings
General
NIBE SPLIT ACVM 270 can be connected in several different
ways, some of which are shown on the following pages.
For more detailed docking descriptions, see www.nibe.eu.
Installation requirements
AMS 10-12
AMS 10-8
0.25 MPa (2.5 Bar)
Max pressure, climate system
55/45 °C
Highest recommended supply/return temperature at dimensioned outdoor
temperature
+65 °C
Max temperature in ACVM 270
+58 °C
Max flow line temperature with compressor
+7 °C
Min supply temperature cooling
+25 °C
Max supply temp. cooling
80 l
50 l
Min volume, climate system during heating, cooling*
100 l
80 l
Min volume, climate system during under floor cooling*
0.57 l/s
0.38 l/s
Max flow, climate system
0.29 l/s
0.19 l/s
Min flow, climate system, 100 % circulation pump speed (defrosting flow)
0.15 l/s
0.12 l/s
Min flow, heating system
0.20 l/s
0.16 l/s
Min flow, cooling system
ACVM 270
Docking external addition
9–18 kW
Output external addition
0.17–0.22 l/s
Recommended docking flow
+65 °C
Max temperature from external heat source
* Regards circulating volume
External circulation pump must be used when the pressure drop in the system is greater than the available external pressure.
In such cases, a bypass line with non-return valve must be installed.
Overflow valve must be used if min. system flow cannot be guaranteed.
Symbol key
Meaning
Symbol
Venting valve
Shut-off valve
Non-return valve
Control valve
Safety valve
Temperature sensor
Expansion vessel
Pressure gauge
P
Circulation pump
Shunt / shuttle valve
Fan
NIBE™ SPLIT ACVM 270
26
For the Installer
Pipe installation
Summary of Contents for ACVM 270
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