Carrier HSM Manuel D'utilisation page 11

Model C - Accessory HSM-00PPG000488200- heating control system type C
Heating system control (as accessory 00PPG000488100-)
with the possibility to obtain additional heating and
domestic hot-water production capacity from a district
heating system:
Allows control of a non-reversible heating system that
includes a 61WG heat pump and two different heat
emitter types and/or two independent comfort zones. For
optimised energy efficiency the heat pump is controlled by
a configurable weather compensation system.
Heating system example: with the possibility to obtain additional heating and domestic hot-water production
Heating system
GT4 P4 SV34
Floor heating
GT5 SV35
P5
Domestic hot
water in
Legend
Thermistors
GT1 Water temperature loop 1
GT1:3 Heat exchanger leaving water temperature, district heating
GT1:4 Heat exchanger entering water temperature, district heating
GT2 Domestic hot water tank temperature
GT3 Outside air temperature
GT4 Water temperature loop 2
GT5 Domestic hot water temperature
GT7 Additional domestic hot water tank temperature
GT7:2 Back-up heat exchanger temperature for domestic hot water
Pumps
P1 Pump for water loop 1 (radiators)
P2 External water pump for the heat pump
P4 Pump for water loop 2 (floor heating)
P5 Pump to re-heat the domestic hot water valve loop
P7 Pump for domestic hot water circulation
Valves
District heating heat exchanger valve for heating
SV21
District heating heat exchanger valve for domestic hot water
SV27
SV31 Three-way mixing valve for back-up heating
SV32 Heating/domestic hot water change-over valve
SV34 Three-way control valve for water loop 2
SV35 Three-way mixing valve for domestic hot water
capacity from a district heating system
P1 GT1 SV31 GT1:3
GT1:4
GT7:2
GT7
P7
The control box controls the heating and/or domestic
hot-water production support from a district heating
system. The control box supplies power to the circulating
pumps. Hot-water production can be permanent or
programmable with a second setpoint at the heat pump
and control of a switching valve.
GT3
SV21
SV27
SV32
GT2
Carrier 61 series
heat pump + HSM
P2
GT..
P..
SV..
Hot water
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