Connecting The Vitocal 300-G Pro - Viessmann Vitocal 300-G Pro Series Installation And Service Instructions For Contractors

84.8 to 222.0 kw brine/water heat pumps, 2-stage
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Installation sequence
Making the hydraulic connections

Connecting the Vitocal 300-G Pro

Installation accessories
Technical guide
Using the 2½" or 3" flange adaptor set (accessories)
125
220
205
300
Fig. 20
Type BW 302.D090 to BW 302.D180
Victaulic coupling 3" (primary circuit)
A
Victaulic coupling 2½" (secondary circuit)
B
Flange adaptor 3" DN 80/PN 10, short (primary cir-
C
cuit), without anti-vibration elements
26
(cont.)
Flange adaptor 2½" DN 65/PN 10, short (secon-
D
dary circuit), without anti-vibration elements
Anti-vibration expansion joints, on site
E
Hydraulic line fixings
F

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