Viessmann Vitocal 252-A Series - Page 192

192
Type AWOT-M-E-AC/
AWOT-M-E-AC-AF
251.A 04
04 2C
06
06 2C
08
08 2C
10
10 2C
13
13 2C
Energy efficiency class to Com-
mission Regulation (EU)
No 813/2013
Heating, average climatic conditions
■
Low temperature application
(W35)
A
+++
A
+++
A
+++
A
+++
A
+++
■
Medium temperature application
(W55)
A
++
A
++
A
++
A
+++
A
+++
DHW heating, draw-off profile (XL) A A A
A
+
A
+
Cooling performance data to
EN 14511 (A35/W7)
Rated cooling capacity kW 2.6 3.0 3.4 3.9 5.6
Fan speed rpm — — — 550 550
Power consumption kW 0.87 1.00 1.13 1.18 1.65
Coefficient of performance in cool-
ing mode (EER)
3.0 3.0 3.0 3.3 3.4
Output control kW 1.8 to 4.0 1.8 to 4.8 1.8 to 5.0 3.9 to 6.4 4.2 to 7.7
Cooling performance data aver-
age climatic conditions (A35/W7)
Rated cooling capacity P
rated
kW 2.95 3.6 4.4 6.53 8.0
Seasonal cooling energy efficiency
ratio (SEER)
3.8 3.9 4.0 4.59 4.77
Cooling performance data to
EN 14511 (A35/W18)
Rated cooling capacity kW 4.0 5.0 6.0 6.3 7.9
Fan speed rpm — — — 550 550
Power consumption kW 0.85 1.14 1.46 1.19 1.65
Coefficient of performance in cool-
ing mode (EER)
4.7 4.4 4.1 5.3 4.8
Output control kW 3.2 to 4.0 3.2 to 5.5 3.2 to 6.7 6.3 to 12.9 6.6 to 14.1
Performance data – cooling aver-
age climatic conditions (A35/W18)
Rated cooling capacity P
rated
kW 4.6 5.6 6.9 9.05 11.0
Seasonal cooling energy efficiency
ratio (SEER)
4.5 4.7 4.9 6.65 6.78
Air intake temperature
Cooling mode
■
Min. °C 10 10 10 10 10
■
Max. °C 45 45 45 45 45
Heating mode
■
Min. °C –20 –20 –20 –20 –20
■
Max. °C 40 40 40 40 40
Heating water (secondary circuit)
Capacity excl. expansion vessel l 18 18 18 18 18
Heat pump circuit minimum flow rate
(defrosting)
l/h 1000 1000 1000 1000 1000
Max. flow temperature °C 70 70 70 70 70
Specification
Specification (cont.)
6222080
Appendix