nVent Hoffman RackChiller CDU800 User Manual

134 pages

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RackChiller CDU800 Coolant Distribution

Unit

Operation and Instruction Manual

89217391

Table of Contents3
Contact Addresses6
Manufacturer's Address6
Service Addresses6
Making Contact6
About this Manual7
Use and Storage7
Target Audience8
Explanation of the Various Notes9
Seal of Quality10
Further Applicable Documents10
Terms of Warranty11
Safety13
General Information13
Intended Use14
Safety of Personnel14
Transport and Installation/Start-Up16
Operation17
Maintenance17
Operating Faults17
Use of Cleaning Agents18
Use of Chemicals19
Residual Risks19
Safety Labels20
Description / Overview21
General Information21
Safety Devices21
Factory Protective Measures21
Foreseeable Misuse22
System Layout23
Overview23
Primary Circuit24
Secondary Circuit25
Unit Connections and Electrical Components27
Receiving the CDU28
Handling the CDU29
Installation Site Selection29
Transport to the Installation Location29
Setting up31
Notes31
Overview32
Installation Guidelines34
Connections36
Primary Circuit36
Secondary Circuit40
Electrical Connection41
Residual-Current-Operated Circuit-Breaker41
General Information41
Filling46
Antifreeze and Anticorrosion Agents47
Primary Circuit48
Secondary Circuit49
Using Internal Fill Pump49
Using Alternative Filling Procedure51
Using External Fill Kit54
Venting of Closed Circuits59
Final Steps after Start-Up59
Operation60
Notes60
Adjustments61
Low Water Level61
Control Unit62
Selection and Adjustment of Values62
Password Protection64
Program Overview65
Screen Contents and Descriptions68
Direct Selection68
General Functions/Symbols69
Settings70
Languages73
Communication Parameters74
Information76
Overview77
Schematic System Diagram78
Screen Cleaning80
Sensor Adjustment81
General Settings82
Einstellungen Data Log Settings83
Control Settings84
Temperature PID Settings85
Pump Speed PID Settings86
Environment/Primary Circuit Settings87
Low Water/Secondary Circuit Settings88
Alarm90
Message History91
Maintenance93
Notes93
Overview95
Maintenance Plan97
Maintenance Jobs99
Primary Circuit100
Secondary Circuit102
Checking of the Expansion Vessel104
Check of the Circuit Breaker105
Antifreeze Agent106
Restart106
Troubleshooting107
Notes107
General Malfunctions108
Electrical Connection109
Unit-Specific110
Control Valve111
Replacement112
User Interface116
Control Unit117
Restart118
Disconnecting the Device119
Notes119
Transport and Storage120
Dismantling121
Recycling121
Technical Data122
Dimensions, Connections122
General Data123
Weights123
Primary Circuit124
Secondary Circuit125
Electrical Connection126
Supply126
Interfaces126
Performance Curves127
Schematic Flow Chart129
Spare Parts130
Part Type130
Mechanical Parts130
Electrical Parts as Indicated on the Circuit Diagram (Equipment Designations)131
Electrical Cabinet132
Index133

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nVent Hoffman RackChiller CDU800 Specifications

General

Brand	nVent Hoffman
Model	RackChiller CDU800
Category	Home Automation
Language	English

nVent Hoffman RackChiller CDU800 User Manual

Table of Contents

nVent Hoffman RackChiller CDU800 Specifications