Daikin EWAH-TZPSB Handleiding
Pagina's 67 Airco
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Original Instructions
Public
REV
10
Date
06/2026
Supersedes
D-EIMAC01905-23_09EN
Telepítés, használati és karbantartási útmutató
Air cooled chiller with inverter
driven screw compressor
EWAH~TZ~D
EWAD~TZ~D
EWAS~TZ~D
EWFH~TZ~D
EWFD~TZ~D
EWFS~TZ~D
Installation, Operation and Maintenance Manual
D-EIMAC01905-23_10EN
D–EIMAC01905-23_10EN - 2/67
CONTENTS
1INTRODUCTION ..................................................................................................................................................9
1.1Precautions against residual risks ....................................................................................................................9
1.2Description .....................................................................................................................................................10
1.3Information about R1234ze(E) refrigerant ......................................................................................................10
1.4Information about installation .........................................................................................................................11
1.5Transport limits ...............................................................................................................................................13
2RECEIVING THE UNIT .......................................................................................................................................14
3OPERATING LIMITS ..........................................................................................................................................15
3.1Storage .......................................................................................................................................................... 15
3.2Operation .......................................................................................................................................................15
3.3Corrective factors ...........................................................................................................................................22
4MECHANICAL INSTALLATION .........................................................................................................................23
4.1Safety .............................................................................................................................................................23
4.1.1Safety devices..................................................................................................................................................... 24
4.2Handling and lifting instructions...................................................................................................................... 24
4.2.1Safety hook .........................................................................................................................................................27
4.2.2Lifting shackles ...................................................................................................................................................28
4.2.3OPT 71 Kit container ...........................................................................................................................................28
4.3Positioning and assembly .............................................................................................................................. 29
4.3.1Noise and sound protection ................................................................................................................................30
4.3.2Spring vibration dampers ....................................................................................................................................30
4.3.3Fix the damper with the screw ............................................................................................................................31
4.3.4Adjustment ..........................................................................................................................................................31
4.4Minumum space requirements .......................................................................................................................31
4.5Water circuit for unit connection .....................................................................................................................34
4.5.1Water piping ........................................................................................................................................................34
4.5.2Kit pump option ...................................................................................................................................................35
4.5.3Flow switch option installation .............................................................................................................................35
4.5.4Heat recovery option ...........................................................................................................................................35
4.6Water treatment .............................................................................................................................................36
4.7Evaporator and heat recovery exchangers anti-freeze protection ..................................................................36
5HYDRONIC FREE COOLING SYSTEM .............................................................................................................37
5.1.1Introduction and system description ....................................................................................................................37
5.1.2Coolant quality requirements ..............................................................................................................................41
5.1.3First operations at unit commissioning start ........................................................................................................42
5.1.4Free cooling external piping installation ..............................................................................................................45
5.1.5Free cooling purge valve related .........................................................................................................................47
5.1.6Operations in case of failure ...............................................................................................................................47
6ELECTRICAL INSTALLATION ..........................................................................................................................48
6.1General specifications ....................................................................................................................................48
6.2Electrical supply .............................................................................................................................................48
6.3Electric connections .......................................................................................................................................49
6.4Cable requirements ........................................................................................................................................49
6.5Phase unbalance ...........................................................................................................................................50
6.6Lhs panel specifications ................................................................................................................................. 50
6.6.1Product Identification ..........................................................................................................................................50
6.6.2Directives and Standards ....................................................................................................................................51
6.6.3Panel Terminals ..................................................................................................................................................51
6.6.4Piping Connections .............................................................................................................................................51
6.7Maintenance ...................................................................................................................................................52
6.7.1Ordinary Maintenance .........................................................................................................................................52
6.7.2Extraordinary Maintenance ................................................................................................................................. 53
6.8Vfd lhs communication ...................................................................................................................................53
6.8.1Modbus RTU Configuration ................................................................................................................................ 53
7OPERATOR’S RESPONSIBILITIES ..................................................................................................................54
8MAINTENANCE .................................................................................................................................................55
8.1Routine maintenance .....................................................................................................................................56
8.2Unit Maintenance and cleaning ......................................................................................................................59
8.2.1Microchannel Coil maintenance ..........................................................................................................................59
8.2.2Fins and tubes coil maintenance......................................................................................................................... 60
8.3Inverter Capacitors .........................................................................................................................................61
9SERVICE AND LIMITED WARRANTY ..............................................................................................................62
10FIRST START-UP CHECKS ..............................................................................................................................63
11PERIODIC CHECKS AND COMMISSIONING OF PRESSURE EQUIPMENT ..................................................64
12IMPORTANT INFORMATION ABOUT THE REFRIGERANT USED ................................................................. 65
12.1Factory and Field charged units instructions ..................................................................................................65
13DISMISSION AND DISPOSAL ...........................................................................................................................66
D–EIMAC01905-23_10EN - 3/67
LIST OF FIGURES
Fig. 1- Refrigerant circuit diagram (P&ID) – MONO circuit units ......................................................................................... 4
Fig. 2- Refrigerant circuit diagram (P&ID) – DUAL circuit units ...........................................................................................6
Fig. 3. - Description of the labels applied to the electrical panel ..........................................................................................8
Fig. 4– EWAH-TZD Blue unit envelope .............................................................................................................................16
Fig. 5– EWAH-TZD Silver unit envelope ...........................................................................................................................16
Fig. 6– EWAH-TZD Gold and Platinum unit envelope .......................................................................................................17
Fig. 7– EWAD-TZD Blue unit envelope .............................................................................................................................17
Fig. 8– EWAD-TZD Silver unit envelope ...........................................................................................................................18
Fig. 9– EWAD-TZD Gold and Platinum unit envelope .......................................................................................................18
Fig. 10– EWAS-TZD Blue unit envelope ...........................................................................................................................19
Fig. 12– EWAS-TZD Silver unit envelope .........................................................................................................................19
Fig. 12– EWAS-TZD Gold and Platinum unit envelope .....................................................................................................20
Fig. 13– EWFH-TZD Blue and Silver unit envelope ..........................................................................................................20
Fig. 14– EWFH-TZD Gold and Platinum unit envelope .....................................................................................................21
Fig. 15– EWFD-TZD Blue and Silver unit envelope ..........................................................................................................21
Fig. 16– EWFD-TZD Gold and Platinum unit envelope .....................................................................................................22
Fig. 17- Indirect vented closed system ..............................................................................................................................23
Fig. 18– Lifting instructions ................................................................................................................................................25
Fig. 19– Safety Hook attachment ......................................................................................................................................27
Fig. 20 - Lifting shackles attachment ................................................................................................................................. 28
Fig. 21 – OPT 71 Plates ....................................................................................................................................................28
Fig. 22 – M8 bolts for plate-unit frame connection ............................................................................................................ 29
Fig. 23– Unit levelling ........................................................................................................................................................29
Fig. 24– Mounting anti-vibration elements (supplied as optional) ......................................................................................30
Fig. 25- Minimum clearance requirements ........................................................................................................................32
Fig. 26. – Multiple Chiller Installation ................................................................................................................................. 33
Fig. 27– Hydraulic diagram (opt. 78-79-80-81) ..................................................................................................................35
Fig. 28– Hydronic Free cooling P&ID ................................................................................................................................37
Fig. 29– Closed loop Hydronic Free cooling P&ID (Opt. 231) ...........................................................................................39
Fig. 30 - Unit models with external piping.......................................................................................................................... 45
Fig. 31– VFD LHS Identification Label ..............................................................................................................................50
Fig. 32- Electrical Panel identification Label ......................................................................................................................51
Fig. 33– Refrigerant charge label ......................................................................................................................................65
LIST OF TABLES
Table 1– Legend refrigerant circuit diagram (P&ID) – MONO circuit units ..........................................................................5
Table 2– Legend refrigerant circuit diagram (P&ID) – DUAL circuit units ............................................................................7
Table 3– Units PS and TS ...................................................................................................................................................8
Table 4- Label Identification ................................................................................................................................................8
Table 5- Physical characteristics of refrigerant R1234ze(E) ..............................................................................................10
Table 6– R1234ze(E) ignition and max temperatures .......................................................................................................11
Table 7– R1234ze(E) LFL value ....................................................................................................................................... 12
Table 8– Units environmental conditions........................................................................................................................... 15
Table 9– Altitude correction factor .....................................................................................................................................22
Table 10– Minimum percentage of glycol in case of low ambient temperature ................................................................. 22
Table 11– Legend hydraulic diagram ................................................................................................................................35
Table 12– Acceptable water quality limits .........................................................................................................................36
Table 13- Legend hydronic Free cooling P&ID ..................................................................................................................37
Table 14- Legend Closed loop Hydronic Free cooling P&ID .............................................................................................39
Table 15– Free cooling application coolant quality requirements for MCH coils ...............................................................41
Table 16– Closed loop units glycol content (Opt. 231) ......................................................................................................42
Table 17- Table 1 of EN60204-1 Point 5.2 ........................................................................................................................49
Table 18– Ordinary Maintenance Frequency ....................................................................................................................52
Table 19– Modbus RTU Configuration ..............................................................................................................................53
Table 20– General maintenance table ..............................................................................................................................55
Table 21– Standard Routine Maintenance Plan ................................................................................................................57
Table 22– Routine Maintenance Plan for Critical Application and/or Highly Aggressive Environment ..............................58
Table 23– Inverter sizes ....................................................................................................................................................61
Table 24– Checks to be performed before starting the unit............................................................................................... 63
Alle foutcodes Daikin Airco 146 foutcodes uit 120 handleidingen, met hun betekenis.
Product specificaties
| Merk: | Daikin |
| Categorie: | Airco |
| Model: | EWAH-TZPSB |
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