Viessmann Vitogate 300 - Connections on the Heating Water Side; Heating Water Connections Overview

13
H
G
F
E
D
C
B
A
A
Boiler return 1
for 187 and 248 kW: PN 6 DN 65
for 314 kW: PN 6 DN 80
for 408 to 635 kW: PN 6 DN 100
B
Drain: R 1
C
Boiler return 2
for 187 to 314 kW: PN 6 DN 50
for 408 to 635 kW: PN 6 DN 80
D
Female connection for pressure lim-
iters: R ½
E
Safety connection (safety valve)
for 187 to 314 kW: R 1¼
for 408 to 635 kW: R 1½
F
Boiler water temperature sensor
G
Female connection for additional
control equipment: R ¾
H
Boiler flow
for 187 and 248 kW: PN 6 DN 65
for 314 kW: PN 6 DN 80
for 408 to 635 kW: PN 6 DN 100
Connections on the heating water side
5614 451 GB