EWYQ080~250DAYN
Packaged air-cooled water chillers
4PW35559-1D – 03.2011
Installation manual
1
C
ONTENTS
Page
Introduction........................................................................................ 1
Technical specifications ............................................................................. 1
Electrical specifications.............................................................................. 1
Options and features.................................................................................. 1
Operation range ......................................................................................... 2
Operation range................................................................................. 2
Main components .............................................................................. 2
Selection of location .......................................................................... 2
Inspecting and handling the unit........................................................ 3
Unpacking and placing the unit ......................................................... 3
Important information regarding the refrigerant used ........................ 4
Checking the water circuit ................................................................. 4
Connecting the water circuit .............................................................. 4
Water charge, flow and quality .......................................................... 4
Charging water........................................................................................... 5
Piping insulation ................................................................................ 6
Field wiring ........................................................................................ 6
Parts table .................................................................................................. 6
Power circuit and cable requirements ........................................................ 7
Connection of the air-cooled water chiller power supply............................ 7
Interconnection cables ............................................................................... 7
Connecting field wiring............................................................................... 7
Connection and setup of a DICN system (option kit EKACPG) ................. 8
Cable for remote digital controller (option kit EKRUPG) ............................ 8
Before starting ................................................................................... 9
How to continue............................................................................... 11
Thank you for purchasing this Daikin air conditioner.
The original instructions are written in English. All other languages
are translations of the original instructions.
I
NTRODUCTION
The Daikin EWYQ-DAYN air-cooled water chillers are designed for
outdoor installation and used for cooling and heating applications.
The units are available in 8 standard sizes with nominal cooling
capacities ranging from 80 to 250 kW.
The EWYQ units can be combined with Daikin fan coil units or air
handling units for air conditioning purposes. They can also be used
for supplying chilled water for process cooling.
The present installation manual describes the procedures for
unpacking, installing and connecting the EWYQ units.
Technical specifications
(1)
Electrical specifications
(1)
Options and features
(1)
Options
■
Suction stop valve, liquid stop valve, discharge stop valve (OP12)
■
Ampere and voltmeter readout on controller (OP57)
■
Dual pressure relief valve (OP03)
■
Condenser protection grills (OPCG)
■
Inverter fans (OPIF)
■
Low noise operation (OPLN = OPIF + compressor housing)
■
Single pump (OPSP)
■
High static pump (OPHP)
■
Twin pump (OPTP)
■
Heater tape(s) (OP10)
■
Glycol application for leaving evaporator water down to –10°C
(OPZL)
■
High static fans (OPHF)
■
Address card (EKACPG) including
-
Daikin Integrated Chiller Network (DICN)
-
Serial communication (MODBUS)
■
Remote user interface (EKRUPG)
■
Single pump contactor (OPSC)
■
Twin pump contactor (OPTC)
■
Buffer tank (OPBT)
EWYQ080DAYN
EWYQ180DAYN
EWYQ100DAYN
EWYQ210DAYN
EWYQ130DAYN
EWYQ230DAYN
EWYQ150DAYN
EWYQ250DAYN
Packaged air-cooled water chillers
Installation manual
READ THIS MANUAL ATTENTIVELY BEFORE STARTING
UP THE UNIT. DO NOT THROW IT AWAY. KEEP IT IN
YOUR FILES FOR FUTURE REFERENCE.
IMPROPER INSTALLATION OR ATTACHMENT OF
EQUIPMENT OR ACCESSORIES COULD RESULT IN
ELECTRIC SHOCK, SHORT-CIRCUIT, LEAKS, FIRE OR
OTHER DAMAGE TO THE EQUIPMENT. BE SURE ONLY
TO USE ACCESSORIES MADE BY DAIKIN WHICH ARE
SPECIFICALLY DESIGNED FOR USE WITH THE
EQUIPMENT AND HAVE THEM INSTALLED BY A
PROFESSIONAL.
IF UNSURE OF INSTALLATION PROCEDURES OR USE,
ALWAYS CONTACT YOUR DAIKIN DEALER FOR
ADVICE AND INFORMATION.
(1) Refer to the operation manual or engineering data book for the complete
list of specifications, options and features.
Model EWYQ
080
100
130
Refrigerant
R410A
Dimensions HxWxD
(mm)
2311x2000x2631
Weight
• machine weight
(kg)
1400
1450
1550
• operation weight
(kg)
1415
1465
1567
Connections
• chilled water inlet and outlet
3" OD (76.1 mm OD)
Model EWYQ
150
180
210
Refrigerant
R410A
Dimensions HxWxD
(mm)
2311x2000x
2631
2311x2000x3081
Weight
• machine weight
(kg)
1600
1850
1900
• operation weight
(kg)
1619
1875
1927
Connections
• chilled water inlet and outlet
3" OD (76.1 mm OD)
Model EWYQ
230
250
Refrigerant
R410A
Dimensions HxWxD
(mm)
2311x2000x4833
Weight
• machine weight
(kg)
3200
3300
• operation weight
(kg)
3239
3342
Connections
• chilled water inlet and outlet
3" (88.9 mm OD)
Model EWYQ
080~250
Power circuit
YN
• Phase
3~
• Frequency
(Hz)
50
• Voltage
(V)
400
• Voltage tolerance
(%)
±10
