Rotex GasSolarUnit Series User Manual

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Abbreviation Explanation Comments/Part no.
GSU GasSolarUnit GSU 25 15 70 10
GSU 25 F 15 70 20
GSU 35 15 70 21
GSU 35 F 15 70 23
GCU GasCompactUnit GCU 25 15 70 30
GCU 25 F 15 70 35
GCU 35 15 70 40
GCU 35 F 15 70 45
1 Cold water
2 DHW
3 Heating flow
4 Heating return
P
K
Boiler circuit pump Part of the GSU/
GCU standard delivery
UV1 Three-way diverter valve Part of the GSU/ GCU standard delivery
t
WW
Cylinder temperature sensor Part of the GSU/ GCU standard delivery
t
V
Heating flow temperature sensor Part of the GSU/ GCU standard delivery
t
R
Heating return temperature sensor Part of the GSU/ GCU standard delivery
t
AG
Flue gas temperature sensor Part of the GSU/ GCU standard delivery
t
AU
Outside temperature sensor Part of the GSU/ GCU standard delivery
SV Safety valve Part of the GSU/ GCU standard delivery
5 Mixer circuit Option
AMK1 Mixer assembly Accessories 15 60 44
P
Mi
Mixer circuit pump Part of the standard AMK1 delivery
M
i
Three-way mixer with servomotor Part of the standard AMK1 delivery
t
Mi
Mixer circuit flow temperature sensor Accessories 15 60 62
HEM1 Heating circuit extension module Accessories 15 60 61
TSF cylinder temperature sensor Accessories 15 60 63
6 DHW circulation circuit Option
P
Z
DHW circulation pump on-site
7 Check valve, non-return valve on-site
8 Solar heating circuit Option
Solaris V26 High performance flat-plate collector Accessories 16 43 00
RPS2 Solaris control and pump unit Accessories 164105
P
S1
Operating pump Part of the standard RPS2 delivery
P
S2
Pressure pump Part of the standard RPS2 delivery
t
S, R
Solaris return temperature sensor Part of the standard RPS2 delivery
t
S
Solaris cylinder temperature sensor Part of the standard RPS2 delivery
t
S, V
Solaris flow temperature sensor Part of the standard RPS2 delivery
t
K
Solaris collector temperature sensor Part of the standard Connect AB delivery
FLS Flow sensor Part of the standard RPS2 delivery
VS Anti-scalding protection on-site
ÜV Overflow valve on-site
UV2 Three-way diverter valve Accessories 15 60 34
WEx external heat source (e.g. pellet boiler, other solid fuel boiler,
heat pump) on-site
SC 38/0/0 Sanicube as buffer cylinder for external heat sources 16 50 15
P
WEx
Pump for external heat source circuit on-site
TMV Thermostatic three-way diverter valve for raising
the return temperature on-site
DTR Differential temperature controller e.g. Solaris R2
t
1
Heating return temperature sensor to match DTR
t
2
Buffer cylinder temperature sensor to match DTR
Separation of the solar connection – remove UV1 from the
equipment and re-connect on site outside the equipment
SCS 38/16/0 Sanicube Solaris INOX – solar stratification cylinder 16 45 16
poss. an alternative cylinder from the Sanicube range
PWT Plate heat exchanger on-site
SV2 Safety valve on-site
P
L
Primary pump (cylinder, swimming pool) on-site
MV Two-way solenoid valve on-site
P
HK
Pump for the wood fired boiler circuit on-site
9 Solaris cylinder extension set Accessories 16 01 06
Table 5.3.1: Description in hydraulic diagrams
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Rotex GasSolarUnit Series Specifications

General

Brand	Rotex
Model	GasSolarUnit Series
Category	Boiler
Language	English