Water/Water Cascade, 1-Stage/2-Stage; Primary Circuit: Water/Water With Separating Heat Exchanger, Cascade, Type Bw 301.B090 To Bw 302.B250 - Viessmann KWT Vitocal 300-G Pro Installation And Service Instructions Manual

Preparing for installation
Primary circuit: water/water, 1-stage/2-stage
Electrical installation scheme
For a summary of electrical connections, see from
page 37 and separate "Connection and wiring dia-
gram".

Water/water cascade, 1-stage/2-stage

Primary circuit: Water/water with separating heat exchanger, cascade, type BW 301.B090 to
BW 302.B250
Hydraulic installation scheme
P
wP
wW
wE
wR
--2/LP1 X3.8;3.9--
qO
----------
wU wZ wI
Fig.17
22
wQ
P --2/LP1 X3.8;3.9--
--2/211.1--
wT
9
2
(cont.)
--2/211.1--
qT
1
2