Operation Range; Operation Range: Indoor Unit - Daikin ERHQ011BA Installer's Reference Manual

14.7

Operation range

14.7.1 Operation range: Indoor unit

outdoor temp. (°CDB)
46
10
5 22
outdoor temp. (°CDB)
35
0
–20
–25
15 18 25
outdoor temp. (°CDB)
35
0
–20
15 18 25
EHBH/X16
Daikin Altherma - Low Temperature Split
4P313776-1 – 2012.05
INDOOR:
AA-SERIES
AB-SERIES
BA-SERIES
BB-SERIES
CA-SERIES
leaving evaporator
water temperature (°C)
( )
*
leaving condensor
water temperature (°C)
55
( )
*
leaving condensor
water temperature (°C)
40 55
INDOOR:
CA-SERIES
outdoor temp. (°CDB)
46
18
10
5
outdoor temp. (°CDB)
25
10
0
–15
–20
–25
LEGEND:
: ONLY BACKUP HEATER OPERATION
(NO OUTDOOR UNIT OPERATION)
: OUTDOOR UNIT OPERATION IF SETPOINT ≥25°C
: OPERATION OF OUTDOOR UNIT POSSIBLE, BUT NO
GUARANTEE OF CAPACITY.
(IF OUTDOOR TEMPERATURE < –20°C or < –25°C OUTDOOR UNIT WILL STOP)
(INDOOR UNIT AND BACKUP HEATER OPERATION WILL CONTINUE)
: PULL DOWN AREA
REMARK: FOR RESTRICTED POWER SUPPLY CONDITION MODE
OUTDOOR UNIT, BOOSTER HEATER AND BACKUP HEATER
CAN ONLY OPERATE SEPERATELY.
( ) *RLQ units include special equipment (insulation, heater sheet, ...)
*
to ensure good operation in areas where low ambient temperature
can occur together with high humidity conditions. In such
conditions the *RHQ models may experience problems with severe
ice build up on the aircooled coil.
In case such conditions ara expected, the *RLQ must be
installed instead. These models contain countermeasures
(insulation, heater sheet, ...) to prevent freeze up.
14 Technical data
leaving evaporator
water temperature (°C)
13 22 50
leaving evaporator
water temperature (°C)
15 18 25 30 45 50 55
Installer reference guide
3TW60813-1A
74