Knurr CoolAdd User manual
CoolAdd
®
Manual / Bedienungsanleitung
CoolAdd 01.998.350.0 issue a page / Seite 1/59
Manual
CoolAdd
®
Retrofit Heat Exchanger
for Existing Server Cabinets
Effective cooling capacity 8 kW
Bedienungsanleitung
Cool Add
®
Nachrüst - Wärmetauscher
für vorhandene Schaltsch ränke
Nutzkühlleistung 8 KW
(ab Seite 31)
date / Datum issue / Ausgabe author / erstellt reviewed / geprüft
2006-02-09 01.998.350.0 issue / Ausgabe b Carsten Dietze Heiko Ebermann
CoolAdd
®
Manual / Bedienungsanleitung
CoolAdd 01.998.350.0 issue a page / Seite 2/59
Contents
page
1. Safety.........................................................................................................................................3
1.1 Work safety symbols ................................................................................................................3
1.2. Safety instructions....................................................................................................................4
2. Operating conditions................................................................................................................6
3. Description................................................................................................................................7
3.1 General function........................................................................................................................7
3.2. Principle of cooling...................................................................................................................7
3.3 Dimensions ...............................................................................................................................8
3.4 Technical Data...........................................................................................................................8
3.5 Control.......................................................................................................................................9
4. Storage and transportation.......................................................................................................9
5. Installation and commissioning.............................................................................................10
5.1 Preparation for installation.....................................................................................................10
5.2 Positioning the units...............................................................................................................12
5.3 Cooling water connection.......................................................................................................15
5.4 Condensed water connection.................................................................................................18
5.5 Electrical connection..............................................................................................................18
5.6 Sealing of cabinet ...................................................................................................................20
6. Service and maintenance .......................................................................................................20
7. Dismantling and disposal.......................................................................................................23
8. Customer service, manufacturer's address...........................................................................23
9. Appendix.................................................................................................................................24
9.1 Quality requirements for water used in CoolAdd..................................................................24
9.2 Checklist for unit installation .................................................................................................25
9.3 Commissioning certificate......................................................................................................26
9.4 Wiring scheme ........................................................................................................................30
CoolAdd
®
Manual / Bedienungsanleitung
CoolAdd 01.998.350.0 issue a page / Seite 3/59
1. Safety
1.1 Work safety symbols
The following symbols identify specific hazards or provide information on safe
operation
Attention! Danger! Safety Instruction!
Risk of electric shock or danger due to high voltage
Caution! Hot surface
Caution! Rotating parts
Break voltage before work
Attention! Identifies possible damage to the unit
Risk of electric shock
Note! Identifies possible hazards for the environment
Important note, Information
CoolAdd
®
Manual / Bedienungsanleitung
CoolAdd 01.998.350.0 issue a page / Seite 4/59
1.2. Safety instructions
Our engineers will provide comprehensive advice on how to install
CoolAdd.
Extensive material, function and quality checks ensure that you
benefit fully from the product and that the product has a long service
life. Nevertheless, this machine can produce hazards if it is used
incorrectly by untrained personnel or is not used for the correct purpose
Prior to commissioning the CoolAdd, read these
operating instructions carefully.
The electrical equipment complies with the applicable VDE and accident prevention
regulations. Hazardous voltages (greater than 50 V AC or greater than 100 V DC)
are present:
→Behind the server cabinet doors
→On the power supply in the unit's housing
Use only original fuses with the correct rating.
Immediately shut down the unit if there are problems with the supply of electrical
power or supply of cold water.
Risk of electric shock
Repair and cleaning work should only be performed only
qualified staff.
The staff must ensure that the unit is electrically isolated
whilst it is serviced and cleaned. For this reason shut down
theunitbeforestartingwork.
Risk due to incorrect work on the unit.
Cleaning and servicing is only allowed to be performed by
qualified staff. To ensure that the unit remains
safe to use and has a long service life, it is imperative
that you observe the maintenance and cleaning intervals.
CoolAdd
®
Manual / Bedienungsanleitung
CoolAdd 01.998.350.0 issue a page / Seite 5/59
Only operate the CoolAdd correctly within the correct
ratings and with approved equipment.
.
During all work on and with the unit, observe:
•The related applicable regulations (e. g. VDE regulations or
other applicable national regulations)
•The applicable accident prevention instructions (BGV)
•The applicable rules
•The applicable laws on the protection of the environment
Only operate the unit if it is in correct working condition. On the
occurrence of malfunctions or faults, you must shut down the unit
immediately and inform the responsible member of staff
in the operating organisation.
You are only allowed to use the unit again after its correct function
has been re-established.
Caution hot surface
Faulty fans, power supplies, control circuit boards can run hot.
Prior to starting work, leave these to cool down.
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