Daikin EWYQ050CAWH handleiding

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Handleiding

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5 Preparation
Installer and user reference guide
9
EWAQ016~064CAW + EWYQ016~064CAW
Packaged air-cooled water chiller
4P497339-1 – 2017.07
4.5 System layout
RC
RT1
M1
RT2
M2
RT3
M3
FC1 FC2 FC3
a b c e
e f
i
f f
g
d
a Outdoor unit
b Plate heat exchanger
c Expansion vessel
d Pump
e Shut-off valve
f Motorized valve
g Bypass valve
FC1…3 Fancoil unit (field supply)
RC Remote controller
RT1…3 Room thermostat
4.6 Combining units and options
4.6.1 About combining units and options
This packaged air-cooled water chiller can be combined with fan coil
units and is intended for R410A use only.
4.6.2 Possible options for the outdoor unit
INFORMATION
Refer to the technical engineering data for the latest option
names.
Factory mounted options Description
Hydraulic package (N) N (standard) contains flow
switch, filter, shut-off valves,
pressure ports, drain/fill valve.
Hydraulic package (P) Identical to N plus pump,
expansion vessel, safety valve,
pressure gauge.
High static pump (H) Identical to P but allows
operation in applications with
high pressure drops inside the
hydraulic system.
Water piping heater tape (—H—) The water piping heater tape
warms up to prevent freezing of
water inside the unit during
winter while the unit is at a
standstill.
Low temperature cooling (B— —) Allows to cool glycol solution
(ethylene/propylene glycol +
water) down to –10°C.
Low temperature cooling + water
piping heater tape (BH—)
Combination of the above
2options.
Optional kits that are ordered with the unit will be delivered in a
separate box together with their specific manuals.
Remote controller (EKRUAHTB)
A second remote controller to control the unit from 2 locations.
Demand PCB (EKRP1AHTA)
To enable the power saving consumption control by digital inputs
you must install the demand PCB.
The demand PCB is used to remotely
switch the unit on/off,
select cooling/heating,
select thermo on/off.
For installation instructions, see the installation manual of the
demand PCB and addendum book for optional equipment.
Electronic gauge kit (BHGP26A1)
To monitor pressures in the refrigerant system.
External control adaptor (DTA104A62)
To instruct specific operation with an external input coming from a
central control, the external control adaptor can be used. Instructions
(group or individual) can be given for low noise operation and power
consumption limitation operation.
5 Preparation
5.1 Overview: Preparation
This chapter describes what you have to do and know before going
on-site.
It contains information about:
Preparing the installation site
Preparing the water piping
Preparing the electrical wiring
5.2 Preparing installation site
5.2.1 Installation site requirements of the
outdoor unit
Provide sufficient space around the unit for servicing and air
circulation.
Make sure the installation site withstands the unit's weight and
vibration.
Make sure the unit is level.
Select a place where rain can be avoided as much as possible.
Select the location of the unit in such a way that the sound
generated by the unit does not disturb anyone, and the location is
selected according the applicable legislation.
Do NOT install the unit in the following places:
In potentially explosive atmospheres.
In places where there is machinery that emits electromagnetic
waves. Electromagnetic waves may disturb the control system,
and cause malfunction of the equipment.
In places where there is a risk of fire due to the leakage of
flammable gases (example: thinner or gasoline), carbon fibre,
ignitable dust.
In places where corrosive gas (example: sulphurous acid gas) is
produced. Corrosion of copper pipes or soldered parts may cause
the refrigerant to leak.
In places where a mineral oil mist, spray or vapour may be
present in the atmosphere. Plastic parts may deteriorate and fall
off or cause water leakage.

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Productinformatie

MerkDaikin
ModelEWYQ050CAWH
CategorieNiet gecategoriseerd
TaalNederlands
Grootte8322 MB