85
Type BW/BWS
351.B20
351.B27
351.B33
351.B42
Refrigerant circuit
Refrigerant
R410A
R410A
R410A
R410A
■
Refrigerant charge
kg
5.3
7.0
8.6
8.7
■
Global warming potential (GWP)
*2
1924
1924
1924
1924
■
CO
2
equivalent
t
10.2
13.5
16.5
16.7
Permiss. operating pressure, high pressure
side
bar
45
45
45
45
MPa
4.5
4.5
4.5
4.5
Permiss. operating pressure, low pressure
side
bar
28
28
28
28
MPa
2.8
2.8
2.8
2.8
Compressor
Type
Hermetically sealed scroll compressor
Oil in compressor
Type
Emkarate RL32 3MAF
Quantity of oil in compressor
l
1.9
3.4
3.4
3.4
Permiss. operating pressure
Primary circuit
bar
3
3
3
3
MPa
0.3
0.3
0.3
0.3
Secondary circuit
bar
3
3
3
3
MPa
0.3
0.3
0.3
0.3
Dimensions
Total length
mm
1085
1085
1085
1085
Total width
mm
780
780
780
780
Total height without programming unit
mm
1074
1074
1074
1074
Total height (programming unit pivoted up,
type BW 351.B only)
mm
1267
1267
1267
1267
Weight
Heat pump stage 1 (type BW 351.B)
kg
270
285
310
315
Heat pump stage 2 (type BWS 351.B)
kg
265
280
305
310
Connections
(male thread)
Primary circuit flow/return
G
2
2
2
2
Secondary circuit flow/return
G
2
2
2
2
Sound power
(measured with reference to
EN 12102/EN ISO 9614-2)
Weighted total sound power level for
B0
±
3 K
/W35
±
5 K
■
At rated heating output
dB(A)
50
52
50
50
Energy efficiency class
to EU Regulation no.
813/2013
Heating, average climatic conditions
■
Low temperature applications (W35)
A
++
A
++
A
++
A
++
■
Medium temperature applications (W55)
A
++
A
++
A
++
A
++
*2
Based on the Fifth Assessment Report of the Intergovernmental Panel on Climate Change (IPCC).
Specification
Specification for brine/water heat pumps
(cont.)
5855006
Appendix
