Vaillant geoTHERM SERIES Service Manual download pdf (Page 30)

Operating Manual geoTHERM exclusive VWS 0020071929_0030

Description Unit VWS 63/2 230 V VWS 83/2 230 V VWS 103/2 230 V

Integrated domestic hot water cylinder

- Contents

- Max. operating pressure

- Max. temperature with heat pump

- Max. temp. with heat pump and

auxiliary heating

l

MPa (bar)

°C

°C

175

1 (10)

55

75

Heat source circuit (brine circuit)

- Brine type

- Max. operating pressure

- Min. inlet temperature

- Max. inlet temperature

-

MPa (bar)

°C

°C

Ethylene glycol 30 %

0.3 (3)

-10

20

- Nominal flow rate dT 3K

- Residual head dT 3K

- Nominal flow rate dT 4K

- Residual head dT 4K

- Electrical power consumption - pump

l/h

mbar

l/h

mbar

W

1453

335

1090

433

132

1936

277

1452

397

132

2530

216

1898

398

195

CH circuit

- Max. operating pressure

- Min. flow temperature

- Max. flow temperature

MPa (bar)

°C

°C

0.3 (3)

25

62

- Nominal flow rate dT 5K

- Residual head dT 5K

- Nominal flow rate dT 10K

- Residual head dT 10K

- Electrical power consumption - pump

l/h

mbar

l/h

mbar

W

1061

386

517

490

93

1375

324

697

460

93

1803

399

848

580

132

Refrigerant Circuit

- Coolant type - R 407 C

- Quantity

- Number of revolutions EX valve

kg

-

1.9

9.0

2.2

9.0

2.05

9.0

- Permissible operating overpressure

- Compressor type

- Oil

- Oil filling quantity

MPa (bar)

-

-

l

2.9 (29)

Scroll

Ester

1.3 1,45 1,45

DHW circuit

Expansion vessel bar 4 4 4

Expansion valve setting bar 6 6 6

Maximum water supply pressure bar 10 10 10

Pressure reducing valve bar 3.5 3.5 3.5

Temperature and pressure relief valve

setting

ba r 7 7 7

ºC 95 95 95

Heat up time min 113 98 86

Recovery time min 88 74 60

Heat pump performance data

B0W35 dT5

- Heating output

- Power consumption

- Performance figure/COP

B5W55

- Heating output

- Power consumption

- Performance figure/COP

kW

kW

-

kW

kW

-

6.0

1.4

4.2

6.3

2.1

3.0

8,1

1.9

4.2

8.6

2.8

3.0

10.5

2.5

4.2

10.8

3.5

3.1

Maximum passive cooling output

under the following conditions: heating

flow VL = 18 °C and

heating return RL = 22 °C!

kW 3.8 5.0 6.2

Sound output dbA 48 49 50

Conforms to safety regulations - CE mark

Low Voltage Directive 73/23/EWG

EMC Directive 89/336/EWG

EN 60335

ISO 5149

Table 7.1 Technical data (cont.)

7 Appendix

1 2 ... 25 26 27 28 29 30 31 32

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