Simultaneous demand of space heating and domestic water heating
Simultaneous
No
request space
heating and
domestic water
heating?
Yes (1)
Domestic hot water
production will start
Domestic hot water
No
temperature reached
A=minimum ([b-01];
55°C)?
Yes
Yes
Leaving water
control?
No
Yes
External room
thermostat control?
No
Remote controller room
thermostat control.
(1) are in relation with each other
(2) are in relation with each other
(*) Storage set point can be automatic value if [b-02]=1
Installation manual
41
Normal operation
space heating or
domestic water
heating
Domestic hot water
production will
continue without time
limit till A is reached.
No
Timer [d-01] (30
Storage setpoint [b-03]
minutes) passed
reached? (*)
since? (1)
Yes
Yes (2)
Operation will
Operation will switch to
switch to space
space heating
Timer [d-02] (15
minutes) passed
since? (2)
Yes
No
Storage setpoint [b-03]
temperature
reached? (*)
<T
Yes
Yes
Operation will switch to
space heating
No
Operation will
continue in
domestic hot water
heating
No
Space heating
operation will
continue till timer
finished
Room
No
Timer [d-01] (30
minutes) passed
–3°C?
since? (1)
set
No
Operation will
continue in
domestic hot water
No
Timer [d-00] (10
minutes) passed
since? (1)
Yes (2)
Yes
Operation will
Timer [d-02] (15
switch to space
minutes) passed
heating
since? (2)
No
Yes (2)
Space heating
operation will
continue timer till
finished
RKHBRD011~016ABV1+Y1
Indoor unit for air to water heat pump system
4PW61218-1C – 2012.06