Viessmann Vitocal 300-G Installation And Service Instructions For Contractors page 135

Specification
(cont.)
WW
Brine (primary circuit)
Content
Minimum flow rate at approx. 4 K
spread (always maintain)
Pressure drop
Max. inlet temperature
Min. inlet temperature
Heating water (secondary circuit)
Content
Minimum flow rate (always main-
tain)
Pressure drop
Max. flow temperature
Type BW, BWS, WW
BW, BWS, WW
Rated voltage, heat pump com-
pressor stage 2 (type BWS)
Rated current, compressor
Starting current, compressor (with
starting current limiter)
Starting current, compressor with
stalled armature
Compressor fuse
Rated voltage control unit/PCB
Fuse protection, control unit/PCB
Fuse, control unit/PCB
Rated output, control unit/PCB
Max. electr. power consumption,
control unit/PCB, heat pump stage
1 (type BW, WW)
Max. electr. power consumption,
control unit/PCB, heat pump stage
2 (type BWS)
Electr. power consumption, control
unit/PCB, stages 1 and 2
Protection class
IP rating
21
l 7.3
l/h 5200
mbar 200
°C 25
°C
l 7.3
l/h 1900
mbar 30
°C 60
21
V
A 16
A <30
A 95
A 1xC20A
3-pole
V 1/N/PE 230 V/50 Hz
A 6.3 A (slow) /250 V
W 1000
W 25
20
W 45
IP 20
Specification
29
9.1
7200
300
25
-5 -5
9.1
2550
48
60
29
3/PE 400 V/50 Hz
22
41
118
1xC25A 1xC40A
3-pole 3-pole
1xB16A
1000
25
20
45
I I
IP 20
45
12.7
10600
440
25
-5
12.7
3700
60
60
45
34
47
174
1000
25
20
45
I
IP 20
135