Viessmann Vitocal 252-A Series - Specification

187
Type AWOT-E-AC/AWOT-E-AC-AF 251.A 10
10 2C
13
13 2C
16
16 2C
19
19 2C
Energy efficiency class to Commission Regula-
tion (EU) No 813/2013
Heating, average climatic conditions
■
Low temperature application (W35)
A
+++
A
+++
A
+++
A
+++
■
Medium temperature application (W55)
A
+++
A
+++
A
+++
A
+++
DHW heating, draw-off profile (XL)
A
+
A
+
A A
Cooling performance data to EN 14511
(A35/W7)
Rated cooling capacity kW 3.90 5.60 6.58 7.38
Fan speed rpm 550 550 — —
Power consumption kW 1.18 1.65 1.72 1.96
Coefficient of performance in cooling mode (EER) 3.30 3.40 3.83 3.78
Output control kW 3.9 to 6.4 4.2 to 7.7 6.41 to
11.80
7.19 to
13.30
Cooling performance data average climatic con-
ditions (A35/W7)
Rated cooling capacity P
rated
kW 6.53 8.00 11.90 13.30
Seasonal cooling energy efficiency ratio (SEER) 4.59 4.77 4.38 4.48
Cooling performance data to EN 14511
(A35/W18)
Rated cooling capacity kW 6.50 8.20 9.49 10.54
Fan speed rpm 550 550 — —
Power consumption kW 1.23 1.67 1.77 2.03
Coefficient of performance in cooling mode (EER) 5.30 4.90 5.37 5.20
Output control kW 6.5 to 13.0 6.8 to 15.1 9.49 to
16.80
10.5 to 18.7
Performance data – cooling average climatic
conditions (A35/W18)
Rated cooling capacity P
rated
kW 9.05 11.00 16.80 18.70
Seasonal cooling energy efficiency ratio (SEER) 6.65 6.78 5.73 5.68
Air intake temperature
Cooling mode
■
Min. °C 10 10 10 10
■
Max. °C 45 45 45 45
Heating mode
■
Min. °C –20 –20 –20 –20
■
Max. °C 40 40 40 40
Heating water (secondary circuit)
Capacity excl. expansion vessel l 18 18 18 18
Heat pump circuit minimum flow rate (defrosting) l/h 1000 1000 1000 1000
Max. flow temperature °C 70 70 70 70
Specification
Specification (cont.)
6222080
Appendix