Fujitsu Waterstage Split Comfort 5 Series - Page 75

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■ 2 heating circuits
SE
Ssa
Sae
AE
SR
VE
C
VD
GS
MT
CAR
CAR
SDp
Pg
SaeC
SSe
D
R
OU
PC
SA SA
Rdyn*
OU
SA*
BT *
M
SP
CCM
VM
SDpM
K2c
CAR
AVS
SA SA
SA*
Circuit 1 Circuit 2
CAR
Key : AE - Electrical backup AVS - Extension board, 2 circuits BT* - Buff er tank (depending on water volume (see :
"Volume of the heating system",
page 33)
CAR - Non-return valve C - HP circulation pump CCM - Mixed circuit circulation pump
D - Shut-off GS - Safety valve (mandatory) K2c - 2 circuit kit MT - Thermostatic mixing valve PC - Underfl oor heating system Pg - Bleeder valve R - Radiators
SA - Room sensor (optional) Sae - DHW electrical backup safety thermostat SaeC - Safety thermostat (heating backup option) SDp - HP fl ow sensor
SDpM - Mixed circuit fl ow sensor SE - Outside sensor
SP - Heated fl oor safety fuse SR - Return sensor Ssa - DHW sensor SSe - Safety valve VD - Distribution valve VE - Expansion vessel VM - Circuit mixer valve
Waterstage Split Comfort DHW Serie / INSTALLATION / 2125 - EN