Requirements For On-Site Connections - Viessmann Vitocal 300-G Pro Series Installation And Service Instructions For Contractors

Preparing for installation
Transport and siting requirements
Type BW 302.D140, BW 302.D180 and BW 302.D230
50
852
Fig. 7
Pressure point, foot
ê
Pressure-tested sound insulation layer, approx. 10
E
to 20 mm
Front of the heat pump
F

Requirements for on-site connections

Dimensions Vitocal 300-G Pro
Dimensions, types BW 302.D090 and BW 302.D110
271 340 300
Fig. 8
Primary circuit flow (inlet):
A
Victaulic 3 (DN 80)
"
Secondary circuit flow (outlet):
B
Victaulic 2 (DN 65)
½"
C Primary circuit return (outlet):
Victaulic 3 (DN 80)
"
14
(cont.)
800
2040
1380
194
Secondary circuit return (inlet):
D
Victaulic 2 (DN 65)
½"
Low voltage < 50 V
E
Power supply 230 V/50 Hz
F
Power supply 400 V/50 Hz
G