
5 Configuration
Installation manual
13
EWAQ+008BAVP
Packaged air-cooled water chillers and packaged air to water heat
pumps
4P478610-1 – 2017.02
5.2.2
Quick wizard: Standard
Space heating/cooling settings
#
Code
Description
[A.2.1.7]
[C-07]
Unit temperature control:
▪ 0 (LWT control): Unit operation is
decided based on the leaving water
temperature.
▪ 1 (Ext RT control): Unit operation is
decided by the external thermostat.
▪ 2 (RT control): Unit operation is
decided
based
on
the
ambient
temperature of the user interface.
[A.2.1.9]
[F-0D]
Pump operation:
▪ 0 (Continuous): Continuous pump
operation, regardless of thermo ON or
OFF condition.
▪ 1 (Sample): When thermo OFF
condition occurs, the pump runs every
5 minutes and the water temperature
is checked. If the water temperature is
below target, unit operation can start.
▪ 2 (Request): Pump operation based
on request.
Example:
Using a room
thermostat and thermostat creates
thermo ON/OFF condition.
[A.2.1.B]
N/A
Only if there are 2 user interfaces:
User interface location:
▪ At unit
▪ In room
[A.2.1.C]
[E-0D]
Glycol present:
▪ 0 (No)(default)
▪ 1 (Yes)
5.2.3
Quick wizard: Options
Remote outdoor sensor
#
Code
Description
[A.2.2.B]
[C-08]
External sensor (outdoor):
▪ 0 (No): NOT installed.
▪ 1 (Outdoor sensor): Remote outdoor
sensor, connected to the outdoor unit.
▪ 2 (Room sensor): Remote indoor
sensor, connected to option box
EK2CB07CAV3.
INFORMATION
You can only connect either the remote indoor sensor or
the remote outdoor sensor.
Control box EKCB07CAV3
#
Code
Description
[A.2.2.E.1]
[E‑03]
Backup heater steps:
▪ 0 (default)
▪ 1
▪ 2
#
Code
Description
[A.2.2.E.2]
[5-0D]
BUH type:
▪ 1 (1P,(1/1+2)): 6 kW 1~ 230 V
(default)
▪ 4 (3PN,(1/2)): 6 kW 3N~ 400 V (*9W)
▪ 5 (3PN,(1/1+2)): 9 kW 3N~ 400 V
(*9W)
The system allows for the connection of 2 types of backup heater
kits:
▪ EKMBUHCA3V3: 1~ 230 V - 3 kW backup heater
▪ EKMBUHCA9W1: Unified backup heater
Backup heater EKMBUHCA3V3 can only be configured to be a 3V3
backup heater. Unified backup heater EKMBUHCA9W1 can be
configured in 4 ways:
▪ 3V3: 1~ 230 V, 1 step of 3 kW
▪ 6V3: 1~ 230 V, 1st step = 3 kW, 2nd
step = 3+3 kW
▪ 6W1: 3N~ 400 V, 1st
step = 3 kW, 2nd
step = 3+3 kW
▪ 9W1: 3N~ 400 V, 1st
step = 3 kW, 2nd
step = 3+6 kW
To configure the backup heater (both EKMBUHCA3V3 and
EKMBUHCA9W1), combine settings [E‑03] and [5‑0D]:
Backup heater
configuration
[E-03]
[5-0D]
3V3
1
1 (1P,(1/1+2))
6V3
2
1 (1P,(1/1+2))
6W1
2
4 (3PN,(1/2))
9W1
2
5 (3PN,(1/1+2))
#
Code
Description
[A.2.2.E.5]
[C-05]
External room thermostat for the
main
zone:
▪ 1 (Thermo ON/OFF): When the used
external room thermostat can only
send a thermo ON/OFF condition. No
separation
between
heating
or
cooling demand.
▪ 2 (H/C request): When the used
external room thermostat can send a
separate heating/cooling thermo ON/
OFF condition.
Option box EK2CB07CAV3
#
Code
Description
[A.2.2.F.1]
[C-02]
External backup heater source:
▪ 0 (No): None
▪ 1 (Bivalent): Gas boiler , oil boiler
▪ 2: N/A
▪ 3: N/A
[A.2.2.F.2]
[C-09]
Alarm output
▪ 0 (Normally open): The alarm output
will be powered when an alarm
occurs.
▪ 1 (Normally closed): The alarm
output will NOT be powered when an
alarm occurs. This installer setting
allows for a distinction between the
detection of an alarm, and the
detection of a power failure.
See also table below (Alarm output
logic).
Содержание EWAQ006BAVP
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