1
2
3
4
5
6
Top view
550
325
80
520
25
44
310
45
65 65 65
130
100
54
138
218.5
340.5
451
254
8
7
1
6
6
5
4
3
2
8
8
7
9
F
13
9
12
11
10
K
55
Instructions for installation and use
TD & S substations
Danfoss District Energy
VI.GP.U2.02
DKDHR
4.
Product introduction, Akva Vita II S
RADIATOR
HE SUPPLY
FLOOR
HE SUPPLY
FLOOR
HE RETURN
RADIATOR
HE RETURN
(factory connection)
DHW
DCW
DH.
RETURN
DH.
SUPPLY
2 Plate heat exchanger, domestic hot water, type Danfoss XB06H-1
4 Differential pressure controller, Danfoss AVPL 0.1-0.25 bar
5 Dirt strainer, REDAN, embedded in T-piece
6 Non-return valve
7 Ball valve
8 Pump, Wilo Smart 15/6 -130 230V or Grundfos Alpha2 L
12 Safety valve, domestic hot water 10 bar
13 Thermometer
14 Pressure outlet 1/2"
17 Air vent
23 Sensor pocket
24 Fitting piece for meter, 3/4" x 110/165 mm
30 Redan Thermostat, kvs 1.2
38 Domestic hot water controller, PM2+P
40 Danfoss FJVR for by-pass/circulation
43 Blind plate
Principal components
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
F.
K.
C.
Plate heat exchanger, brazed, domestic hot water
Domestic hot water controller PM2+P
Bypass thermostat, Danfoss FJVR
Differential pressure controller, AVPL
Safety valve
Fitting piece for meter
Thermometer, ‹ floor heating, › thermometer, domestic hot water
Dirt strainer
Sensor pocket
Pump, Wilo Yonos PARA
Thermostat
Air valve
White-painted cover
Filter on cold water supply
Non-return valve - insert
The substation has been prepared for recirculation.
Fitting set for recirculation connection is available as extra
Standard item number
Akva Vita II S
A14.393.001
Akva Vita II S with cover
A14.393.001K
Accessories available as extra equipment (mounting on site)
Recirculation pipe set - VVS no. 374976.810
For systems that feature domestic hot water recirculation.
Danfoss Expansion Unit - VVS no. 374972.820.
The expansion unit is available as extra equipment for systems
where a floor drain is to be avoided.
(Must not be used in systems with domestic hot water recirculation).
Booster set/pressure intensifier - VVS no. 374976.850.
The booster set can be connected as extra equipment in areas
with low district heating differential pressure.
1” Fitting set for meter (max. 130 mm) - VVS no. 374929.918
For meters with 1” connectors.
C
