Emerson Liebert ICOM-DO Installation Manual download pdf (Page 48)

Electrical Connections

9.0 ELECTRICAL CONNECTIONS

9.1 Electrical connections

Figure 39 Remove electrical panel and lower front panel]

Figure 40 Power and control cable entry points and routing

Before proceeding with the electrical connections, ensure that:

• all electrical components are undamaged

• all terminal screws are tight

• the supply voltage and frequency are as indicated on the unit

Remove these screws

to open the electrical

panel and the lower

front panel

Low voltage

signal entry port

Routing cables from bottom

entry points

Use cable ties to connect

cables to plastic clamps

Power supply

entry port

Routing cables from the top

Plastic Clamps

for Cable Ties

1 2 ... 43 44 45 46 47 48 49 50 51 52 53 ... 87 88

Chilled Water 1
TABLE OF CONTENTS 3
SAVE THESE INSTRUCTIONS 7
IEBERT CRV COMPONENT LOCATION 9
2.0 INTRODUCTION 11
3.0 INSPECTION AND UNPACKING 12
Spreader Bars and Slings 14
Piano Jacks 14
Forklift 14
3.5 Removing the Piano Jacks 16
5.0 LIEBERT ICOM CONTROL 19
5.2.2 CAN Bus Termination 22
Liebert iCOM Control 23
Termination Jumper 23
Wall-Mount Large Display 25
Liebert iCOM 26
I/O Board 26
Large Graphics Display 26
(Rear View) 26
5.5 Alarms/Events 31
6.0 PIPING 32
INCORRECT 33
General Guidelines 34
7.0 REFRIGERANT CONNECTIONS 35
UNIT AREA 37
7.2.1 General layout 38
Table 8 Condenser positioning 39
Figures 29 and 30 40
7.2.3 Installing Piping 41
Refrigerant Connections 42
Liquid Line Connection 42
Thermostatic Valve Connection 42
Variable Fan Speed Charging 43
8.0 WATER CONNECTIONS 44
8.2 Glycol Mixture 45
Liebert CRV 46
9.0 ELECTRICAL CONNECTIONS 48
Wiring Connections 49
Electrical Connections 50
°F / -5/+70°C) 51
°F / 60°C 51
10.0 STARTUP 53
10.2 Automatic Restart 54
11.0 OPERATION 56
12.2 Environmental Protection 57
13.0 MAINTENANCE 58
13.5.1 Condensate drain 60
13.7 Electrical Heaters 61
13.8 Dismantling the Unit 62
Maintenance 63
14.0 TROUBLESHOOTING 64
APPENDIX A-HUMIDIFIER 65
7/8" Drain 66
Connection 66
3/8" Cold Water 66
Olive Connection 66
A.1.4 Low Water Conductivity 67
A.1.5 Cylinder Replacement 67
Remove the Old Cylinder 68
Installing the New Cylinder 68
Humidifier Maintenance 68
A.2 STARTING POINT 69
Humidifier 70
APPENDIX B-ELECTRICAL DATA 72
(Distance) D = A + B + C 73
CDT = Conditioner 73
COND = Condenser 73
Installation Drawings 75
REAR VIEW 76
DPN001884 81
DPN001984 82
DPN001985 83
SL-11975_REV2_12-09 88

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Emerson Liebert ICOM-DO Installation Manual Page 48

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