Daikin EWAD-C User Manual

D-EIMAC00608-16_01EN - 2/27
CONTENTS
1 INTRODUCTION................................................................................................................................................ 7
1.1 Precautions against residual risks .......................................................................................................................... 7
1.2 Description .............................................................................................................................................................. 8
2 RECEIVING THE UNIT ...................................................................................................................................... 8
3 OPERATING LIMITS ......................................................................................................................................... 8
3.1 Storing Storage ....................................................................................................................................................... 8
3.2 Operation ................................................................................................................................................................ 8
3.3 Operation with Option 187 ...................................................................................................................................... 9
4 FREECOOLING UNIT VERSION .................................................................................................................... 10
4.1 Operation with Option 187 .................................................................................................................................... 12
5 MECHANICAL INSTALLATION ..................................................................................................................... 12
5.1 Safety .................................................................................................................................................................... 12
5.2 Noise ..................................................................................................................................................................... 12
5.3 Moving and lifting .................................................................................................................................................. 13
5.4 Positioning and assembly ..................................................................................................................................... 13
5.5 Minimum space requirements............................................................................................................................... 14
5.6 Multiple chiller installed side by side in a free field with dominant wind. .............................................................. 15
5.7 Multiple chiller installed side by side in a compound. ........................................................................................... 15
5.8 Sound protection ................................................................................................................................................... 16
5.9 Water piping .......................................................................................................................................................... 16
5.10 Water treatment ............................................................................................................................................... 17
5.11 Evaporator and recovery exchangers anti-freeze protection ........................................................................... 18
5.12 Installing the flow switch................................................................................................................................... 18
5.13 Heat recovery ................................................................................................................................................... 18
6 ELECTRICAL INSTALLATION ....................................................................................................................... 19
6.1 General specifications .......................................................................................................................................... 19
6.2 Electrical supply .................................................................................................................................................... 19
6.3 Electric connections .............................................................................................................................................. 19
6.4 Cable requirements .............................................................................................................................................. 20
6.5 Phase unbalance .................................................................................................................................................. 20
7 OPERATION .................................................................................................................................................... 21
7.1 Operator’s responsibilities .................................................................................................................................... 21
8 MAINTENANCE............................................................................................................................................... 21
8.1 Routine maintenance ............................................................................................................................................ 21
8.2 Unit Maintenance and Cleaning............................................................................................................................ 24
8.3 Inverter Electrolytic Capacitors ............................................................................................................................. 24
9 SERVICE AND LIMITED WARRANTY ........................................................................................................... 24
10 IMPORTANT INFORMATION REGARDING THE REFRIGERANT USED.................................................... 25
10.1 Factory and Field charged units instructions ................................................................................................... 25
11 PERIODIC CHECKS AND COMMISSIONING OF PRESSURE EQUIPMENT .............................................. 26
12 DISPOSAL ....................................................................................................................................................... 26
LIST OF FIGURES
Figure 1 - Typical refrigerant circuit .............................................................................................................................. 3
Figure 2 - Typical refrigerant circuit with heat recovery ................................................................................................ 4
Figure 3 - Description of the labels applied to the electrical panel ............................................................................... 6
Figure 4 - Operating limits for standard units ............................................................................................................... 9
Figure 5 - Operating limits with Option 187 ................................................................................................................ 10
Figure 6 - Freecooling system with 3 Way Valve ....................................................................................................... 11
Figure 7 - Freecooling system with 2 Way Valve ....................................................................................................... 11
Figure 8 - Operating limits with Option 187 ................................................................................................................ 12
Figure 9 - Lifting of the unit ......................................................................................................................................... 13
Figure 10 - Minimum clearance requirements ............................................................................................................ 14
Figure 8 – Multiple Chiller Installation ......................................................................................................................... 15
Figure 11 - Water piping connection for evaporator ................................................................................................... 17
Figure 12 - Water piping connection for evaporator ................................................................................................... 17

Daikin EWAD-C Specifications

General

Brand	Daikin
Model	EWAD-C
Category	Chiller
Language	English