Technical data
Installation instructions geoTHERM 0020051574_04
111
14
Description
Unit
VWS 220/2
VWS 300/2
VWS 380/2
VWS 460/2
Heat source circuit / Brine circuit
- Brine type/brine concentration
- max. operating pressure
- min. inlet temperature warm brine
- max. inlet temperature warm brine
-
MPa (bar)
°C
°C
Ethylene glycol/min. 25% vol., max. 30% vol.
0,3 (3)
-10
20
- Volume of the heat source circuit in
the heat pump
l
6,2
8,6
10,0
12,4
- Nominal volumetric flow rate
D
T 3K
- Pressure loss at nominal volumetric
flow rate
D
T 3K
- Electrical power consumption/brine
pump rated power
m
3
/h
kPa (mbar)
W
5,3
36,0 (360)
200
7,1
32,0 (320)
200
9,1
51,0 (510)
400
11,0
39,0 (390)
400
- Type of pump
Integrated wet rotor pump
- Energy label pump according to the
Europump classification scheme
D
C
- Heat source circuit materials within
the heat pump
-
Cu, CuZn-Alloy, Stainless Steel, Fe, EPDM
Heating circuit
- Permitted water condition
- max. operating pressure
- min. flow temperature
- max. flow temperature
MPa (bar)
°C
°C
Do not enrich heating water with frost or corrosion protection agents.
Soften the heating water at water hardnesses from 3.0 mmol/l (16.8° dH)
according to Directive VDI2035 sheet 1
0,3 (3)
25
62
– Volume of water content of the brine
circuit in the heat pump
l
8,3
10,3
12,0
14,1
- Nominal volumetric flow rate
D
T 5K
- Pressure loss at nominal volumetric
flow rate
D
T 5K
- Nominal volumetric flow rate
D
T 10K
- Pressure loss at nominal volumetric
flow rate
D
T 10K
m
3
/h
kPa (mbar)
m
3
/h
kPa (mbar)
3,8
7,2 (72)
1,9
1,6 (16)
5,2
8,6 (86)
2,6
2,5 (25)
6,6
13,7 (137)
3,3
5,0 (50)
8,0
18,0 (180)
3,9
5,5 (55)
- Heating circuit materials within the
heat pump
-
Cu, CuZn-Alloy, Stainless Steel, Fe, EPDM
Coolant circuit
- coolant type
-
R 407 C
- Quantity
- Number of revolutions EX valve
kg
-
4,1
6,5
5,99
9
6,7
8
8,6
6,5
- Permissible operating overpressure
- Compressor type
- Oil
MPa (bar)
-
-
2,9 (29)
Scroll
Ester (EMKARATE RL32-3MAF)
- Oil filling quantity
l
4,0
4,0
4,14
4,14
14.1 Technical Data VWS