Viessmann Vitocal 300-G BW, Installation And Service Instructions Manual

Page: 75 / 216

75
Equipment Connection Comments
ID
Setting parameters (group)
Frost protection
monitor and brine
pressure limiter 1X3.8
1X3.9
(see page 24
and 37) When using type BW in conjunction
with the AC-Box (accessory), the brine
pressure limiter is connected in series
with the frost protection monitor of the
AC-Box (remove jumper)
No parameters need to be set
Primary pump and
well pump (acces-
sory) in the primary
circuit (max. 200 W) See the following
illustration ■ Type BW
Ó
WW
Connect both pumps via terminal
2X8.5
■ Type BWC
Ó
WWC
Control all primary pumps already
installed and connected to terminal
2X8.5 together with the on-site well
pump via terminal 2X8.5
No parameters need to be set
M
1~
?
1x1.
?
2x8.5
1x2.N
A B
M
3~
D
E
L1L2 L3
I>I>I>
C
?
A Terminals at PCB 1 and 2
B
Primary pump (max. 200 W, already
integrated and connected for type
BWC/WWC)
C Contactor relay (on site)
D Protective motor switch (on site)
E Well pump
Installation sequence
Positioning of all terminals
(cont.)
5368 522 UAE
Installation