Instructions for installation and use
Akva Lux II VXe
8 | © Danfoss | Produced by Danfoss Redan A/S | 2021.02
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4. MAIN COMPONENTS / CONNECTION - AKVA LUX II VXE A237/337, STW
25
2
8
40
38
16
17
1
24
29
30
7C
7A
7B
23A+B
13
6
12
11
7E
57
1.
2.
5.
6.
7A.
7B.
7C.
8.
11.
12.
13.
14.
15.
16.
23A.
23B.
24.
25.
29.
30.
38.
40.
57.
Akva Lux II VXe HWP, ECL 310/A237/337
Plate heat exchanger HE
Plate heat exchanger DHW
Strainer
Non-return valve
Ball valve ¾ ET/ET 120 mm for thermometer/manometer
Ball valve ¾ IT/ET 120 mm for thermometer
Ball valve ¾ ET/ET 120 mm for DVGW
Circulation pump, HE
Safety valve, HE, 3 bar ½”
Safety valve, DHW, 10 bar ½”
Thermometer
Manometer connection
Manometer
Expansion vessel 12 L
Sensor pocket ½” for heat meter
Plugs ½” with O-Ring
Fitting piece for heat meter ¾” x 110 mm
Danfoss Controller ECL 310/A237/337
Actuator AMV
Pressure independent control valve with integrated flow
limiter AVQM
PTC2+P Controller
Thermostat for bypass/circulation
Safety thermostat Jumo AT
Primary
DHW
DC
W
HE r
etur
n
HE supply
DH supply
DH r
etur
n
Secondary
DHW
5
14
5
15