4
DKDHR
VI.GP.V2.02
Danfoss District Energy
Instructions
Akva Lux II VX
Instructions
Akva Lux II VX
5.0 Diagram - Examples
5.1 Akva Lux II VX2
1
Plate heat exchanger, HE, with insulation
2
Plate heat exchanger, DHW, with insulation
5 Strainer
6
Non-return valve
7
Ball valve
8
Circulation pump HE
11
Safety valve, HE 2,5 bar
12
Safety valve, DHW 10 bar
13 Thermometer
14
Pocket for pressure gauge
15 Manometer
16
Expansion vessel 12 L
17
Air valve
22
Safety thermostat Danfoss AT
23
Sensor pocket for heat meter ½“
24
Fitting piece for heat meter, 1” x 130 mm
Measurements:
Dimensions without cover
H730 x W530 x D360 mm
Dimensions with cover
H780 x W550 x D380 mm
Connections:
Order:
1
District heating (DH) supply
2
District heating (DH) return
4
Heating (HE) return
5
Heating (HE) supply
6
Domestic hot water (DHW)
7
Domestic cold water (DCW)
DH
Supply
DH
Return
HE
Supply
HE
Return
DHW
DCW
Circ.
25
Controller Danfoss ECL 110/A130
26
Outdoor sensor Danfoss ESMT
27
Sensor Danfoss ESMC
29
Danfoss actuator AMV 150
30
2-way valve VS2
38
Domestic hot water controller
Danfoss PTC2 +P
40
Danfoss FJVR for bypass/circulation
---------------------------------------------------------------
62
Non-return valve (not part of dly)
64
Circulation pump (not part of dly)
Please note that the unit does not include strainer on DH supply.
It is the responsibility of the energy supplier to secure that a strainer,
mesh 0.6 mm, is fitted on the primary side.
Bypass
wall
top view
Connection sizes:
DH:
G¾ (ET)
HE:
G¾ (ET)
DHW, DCW:
G¾ (ET)
Circ.:
G¾” (IT)