Vaillant atmoCRAFT VK SERIES Service Manual download pdf (Page 43)

41Installation and maintenance manual atmoCRAFT GB

12 Technical data

Technical data Unit

654/9

754/9

854/9

1054/9

1154/9

1304/9

1504/9

1654/9

Nominal heat output kW 65 75 85 105 115 130 150 165

Nominal heat loading kW 70.7 81.5 92.4 114 125 141.3 163 179.3

Minimum heat output kW 42.2 48.7 55.2 68.2 74.7 84.5 97.5 107.5

Minimum thermal load kW 46 53 60 74.1 81.3 91.8 106 116.3

Number of elements 8 9 10 12 13 15 17 19

Required feed pressure

Pa33333333

Exhaust gas temperature only at nominal

output

°C 115 115 115 115 118 120 123 123

Exhaust gas temperature at minimum

output

°C 80 80 80 80 80 80 80 80

Exhaust gas mass flow at nominal output

kg/h 162 180 205 252 270 317 360 403

Exhaust gas mass flow at minimum output

kg/h 144 166 187 234 256 288 335 367

- content at nominal output

) % 6.5 6.5 6.5 6.5 6.6 6.6 6.6 6.6

- content at minimum output

% 4.5 4.5 4.5 4.5 4.5 4.5 4.5 4.5

Water side resistance at ΔT = 20 K

mbar 18 25 32 44 46 52 60 68

Water side resistance at ΔT = 10 K

mbar 76 110 130 200 180 220 250 280

Permissible operating overpressure bar 3 3333333

Nominal efficiency at 75/60 °C) % 92.5 92.5 92.5 92.5 92.5 92.5 92.5 92.5

Feed temperature adjustable °C 35 - 83 35 - 83 35 - 83 35 - 83 35 - 83 35 - 83 35 - 83 35 - 83

Connection values:

Natural gas E, H

= 9.5 kWh/m

/h 7.4 8.5 9.7 11.9 13 14.9 17 18.8

Liquid gas P, H

= 12,8 kWh/kg

kg/h 5.5 6.3 7.2 8.8 9.7 11 12.7 14

Gas connection pressure:

Gas connection pressure natural gas mbar 20 20 20 20 20 20 20 20

Gas connection pressure liquid gas

mbar 37 37 37 37 37 37 37 37

Electrical connection V/Hz 230/50 230/50 230/50 230/50 230/50 230/50 230/50 230/50

Electrical power consumption, max. W < 60 < 60 < 60 < 60 < 60 < 60 < 60 < 60

Feed and return connection R

R 1 1/2“ R 1 1/2“ R 1 1/2“ R 1 1/2“ R 1 1/2“ R 1 1/2“ R 1 1/2“ R 1 1/2“

Gas connection R

R 1“ R 1“ R 1“ R 1“ R 1“ R 1 1/4“ R 1 1/4“ R 1 1/4“

Flue gas connection Ø mm 180 200 200 225 225 250 250 300

device dimensions:

Height mm 1.145 1.145 1.145 1.145 1.145 1.145 1.145 1.145

Width mm 850 930 1.010 1.170 1.250 1.410 1.570 1.730

Depth mm 960 960 960 960 960 960 960 1.012

Weight kg 317 343 369 421 447 499 550 601

Water content: kg 28 31 34 41 44 51 57 73

Operating weight kg 345 374 403 462 491 550 607 674

Category - EN: II

2ELL3P

; AT: II

2H3P

; GB: II

2H3P

Table 12.1 Technical data

1) With reference to thermal value H

2) Determined in accordance with DIN 4702 Part 8

3) Calculated value for dimensioning the chimney in accordance with

DIN 4705

4) With reference to 15 °C and 1013 mbar

5) Hamburger feed model is fulfilled

6 Determined in accordance with DIN 4708 Part 3

7) With equipment connection piece Order No. 303 907

Technical data 12

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