Stulz CyberAir Mini CW User manual
CyberAir Mini CW
Original instructions
Precision Air Conditioning Units
400V/50Hz/3Ph/N/PE
Index G23
EN/06.2021/G23 © STULZ GmbH – all rights reserved
Cyberair mini CW original instruCtions
Editor
STULZ GmbH
Holsteiner Chaussee 283
22457 Hamburg
about Stulz
© STULZ GmbH – all rights reserved EN/06.2021/G23
Cyberair mini CW original instruCtions
Precision air conditioning for
small to medium heat loads
at +49 40 5585-5000
www.stulz.com
44 EN/06.2021/G23 © STULZ GmbH – all rights reserved
Cyberair mini CW original instruCtions
55 © STULZ GmbH – all rights reserved EN/06.2021/G23
Cyberair mini CW original instruCtions
Contents
1. Safety .................................................................................................................. 6
6
6
2. Transport / Storage ........................................................................................... 8
8
8
3. Description........................................................................................................10
4. Technical data ...................................................................................................12
5. Installation ........................................................................................................18
22
32
6. Commissioning ................................................................................................ 35
36
7. Maintenance..................................................................................................... 38
38
38
8. Malfunction ...................................................................................................... 42
9. Dismantling and disposal................................................................................ 43
10. Contents of the CE Declaration of Conformity............................................. 44
11. Options
6 EN/06.2021/G23 © STULZ GmbH – all rights reserved
Cyberair mini CW original inSTrUCTionS
1. Safety
1.1 Marking
DANGER threatening danger, grievous bodily harm and death
WARNING dangerous situation, grievous bodily injury
CAUTION dangerous situation, light bodily injury
NOTICE material damage, important information and application notice
ESD NOTE risk of damaging electronical components
1.2 Safety instructions
These operating instructions contain basic information which is to be complied with for installation, operation
staff/operators before assembly and commissioning. They must be permanently available at the place where
the system is used.
DANGER
7 © STULZ GmbH – all rights reserved EN/06.2021/G23
Cyberair mini CW original inSTrUCTionS
1.3 Duties of the operator
The following requirements relate to the operation of refrigerating plants within the European Community.
This concerns the installation, the operation and the repeated inspection:
Operation: Determination of emergency measures (accidents, malfunctions)
a. A unit protocol must be kept.
b. To be stored in the proximity of the unit
c. Access for competent staff in case of repairs and repeated inspection must be ensured.
The operator is responsible for the execution.
The operator must ensure that all maintenance, inspection and assembly work is carried out by authorised
Independent conversion and manufacture of replacement parts
8 EN/06.2021/G23 © STULZ GmbH – all rights reserved
Cyberair mini CW original inSTrUCTionS
2. Transport / Storage
2.1 Delivery of units
Construction of protective covering:
(from inside to outside)
The following information can be found
on the packing:
NOTICE
and for external damage and record it on the consignment note in the presence of the freight
forwarder.
towards the carrier.
2.2 Transport
DANGER
Mortal danger by crushing
A defective lifting device can lead to the uncontrolled fall of the A/C unit.
Do not stay under suspended loads!
caved in.
NOTICE
Risk of distorting the frame
9 © STULZ GmbH – all rights reserved EN/06.2021/G23
Cyberair mini CW original inSTrUCTionS
2.3 Storage
out to protect the unit from damage and corrosion:
“Application limits“.
10
CC = Compact Clima
C D 0C 18 CW
CCD 180 CW
16
–––
2021
3,5 A
2,7 kVA
EN/06.2021/G23 © STULZ GmbH – all rights reserved
minispace cw original instructions
Cooling system:
CW=chilled water cooling
3. Description
3.1 Type code
The type code represents the unit variant of your A/C unit and can be found on the rating plate. The
rating plate is located in the door in front of the electric box.
internal part no.
Order number
+ alternative
Serial no.
Unit type
Page code
Explanation
Unit variants
Product range
Number of refrigerant circuits
Output of unit in kW
Date of issue
month/year
Language:
EN = English
DE = German
FR = french
ES = spanish
Index number
Manufacturing base:
G = Germany
C = China
I = Italy
EN/06.2021/G23
WATER/
GLYCOL
11 © STULZ GmbH – all rights reserved EN/06.2021/G23
minispace cw original instructions
3.2 Intended use
This A/C unit serves to control room temperature and air humidity within the application limits stated in
chapter 4.1. The A/C unit is designed for indoor installation. Any use beyond this is not deemed to be
use as intended.
3.3 Function of the A/C unit
The A/C unit is exclusively operated by the controller in the front panel and the main switch in the electric box.
At the air inlet a temperature and humidity sensor is installed.
The setpoints can be set at the controller.
For optional heating the hot water reheat option is available. For optional reheating the electrical reheat option
reduced.
The A/C unit control is effected by the on board
controller.
Electric box
Heat exchanger
Chilled water
control valve
Fan
12 EN/06.2021/G23 © STULZ GmbH – all rights reserved
minispace cw original instructions
Admissible return air conditions:
Storage conditions:
Chilled water conditions:
max. head pressure: 16 bar
Water conditions for optional hot water reheat:
max. water head pressure: 16 bar
Type of network:
Voltage:
Voltage tolerancy:
Frequency tolerancy:
The following voltages are also available for this A/C unit
series:
Other voltages on request.
Select“ planning tool.
dent of the supply voltage and can be found in this manual.
Requirements for electric network and UPS
systems:
below and no inadmissibly high DC voltage portions
may exist.
transient peak over-voltage phase to ground:
transient peak over-voltage phase to phase:
ripple voltage phase to ground:
≡
tem output.
The warranty is invalidated for any possible damage or
malfunction that may occur during or in consequence of
operation outside the application limits.
4. Technical data
4.1 Application limits
Design conditions
and with nominal data. The values take into account the effects of all installation and design parts contained in the stan
13 © STULZ GmbH – all rights reserved EN/06.2021/G23
minispace cw original instructions
Cooling water quality
NOTICE
Observe the following limits for the water circuit of the A/C unit.
Water properties and ingredients
Carbonate hardness
Carbonate hardness when adding inhibitors
Total hardness
pH value
pH value with light metal*
Chloride content mg/l
Chloride content with austenitic steels mg/l
Free chlorine mg/l
Hydrogen sulphide mg/l
Ammonia (NH/NH4
mg/l
Sulphate mg/l
Manganese mg/l
Iron mg/l
Sulphide mg/l
Free aggressive carbonic acid mg/l
Suspended solids mg/l
Number of germs cfu/ml
Electric conductivity without inhibitors
Electric conductivity with inhibitors
*aluminium or titanium.
All data refer exclusively to the A/C unit.
NOTICE
14
Modell 90 180 260 350
CW-Kälteleistung total
26 °C/40 %r. F. sensibel kW 8,9
8,9
16,0
16,0
24,5
24,5
34,7
34,7
Luftvolumenstrom m³/h 2800 4500 6600
G4 G4 G4 G4
Wasservolumenstrom m³/h
kPa 20 65
DN20 DN25
Wasserinhalt Wärmetauscher dm³ 6 10 15
Schalldruckpegel dBA 50 54 56
1 2 4
Leergewicht kg 184 220 254
Modell 90 180 260 350
CW-Kälteleistung total
26 °C/40 %r. F. sensibel kW 8,9
8,9
16,0
16,0
24,5
24,5
34,7
34,7
Luftvolumenstrom m³/h 2800 4500 6600
G4 G4 G4 G4
Wasservolumenstrom m³/h
kPa 18 22 41
DN20 DN25
Wasserinhalt Wärmetauscher dm³ 5 12 14
Schalldruckpegel dBA 46 55 58
1 2 4
Leergewicht kg 204
EN/06.2021/G23 © STULZ GmbH – all rights reserved
minispace cw original instructions
The electrical power consumption of the fans must be added to the room load.
4.2 Performance data - CCD ... CW
4.3 Performance data - CCU ... CW
Type
CW-cooling capacity total
26°C/40 %r. h. sensible kW
m³/h
m³/h
kPa
Content of water in heat exchanger dm³
Sound pressure level dBA
Weight kg
Type
CW-cooling capacity total
26 °C/40 %r. h. sensible kW
m³/h
m³/h
kPa
Content of water in heat exchanger dm³
Sound pressure level dBA
Weight kg
15
Downow
Upow
© STULZ GmbH – all rights reserved EN/06.2021/G23
minispace cw original instructions
4.4 Dimensional drawings
Cabinet size 1 Cabinet size 2
16
Downow
EN/06.2021/G23 © STULZ GmbH – all rights reserved
minispace cw original instructions
Cabinet size 3 Cabinet size 4
17
Upow
© STULZ GmbH – all rights reserved EN/06.2021/G23
minispace cw original instructions
Cabinet size 3 Cabinet size 4
18
1000 mm
800 mm
EN/06.2021/G23 © STULZ GmbH – all rights reserved
minispace cw original instructions
5. Installation
5.1 Selection of the installation site
The A/C unit is designed for the inside installation on a level base. The A/C unit is not appropriate for opera
DANGER
Risk of explosion
The unit may not be operated in an explosive atmosphere!
Maintenance
clearance
Size1-2 Size3-4
Maintenance clearance
Upfow units
Clearance for chilled water
connection
Downowunit
The A/C unit must be accessible from the front.
Upowunit
The A/C unit must be accessible from the front and requi
res space on the left side forthe supply connections.
19
min
© STULZ GmbH – all rights reserved EN/06.2021/G23
minispace cw original instructions
20
22
165
EN/06.2021/G23 © STULZ GmbH – all rights reserved
minispace cw original instructions
5.2 Positioning the unit
You will need two mounting aids as shown below.
WARNING
Risk of crushing limbs
A defective lifting device can lead to the uncontrolled fall of the A/C unit.
Mounting aids
Pallet height
Transport with a fork lift
as possible to the installation site.
the pallet.
unit side to pallet height.
of the unit.
unit.
installation site.
the mounting aids.
A/C unit transport with mounting aids
Size1-2 Size3-4
Table of contents
Other Stulz Air Conditioner manuals
Stulz
Stulz CyberPack ASC-12C Installation and operation manual
Stulz
Stulz MUS 500 User manual
Stulz
Stulz FLAIR series General instructions
Stulz
Stulz STULZ CyberRow Installation and operation manual
Stulz
Stulz CRS 210 CW User manual
Stulz
Stulz CeilAiR Series Instruction manual
Stulz
Stulz SplitAir3 SAL40 User manual
Stulz
Stulz Compact CW Series Instruction manual
Stulz
Stulz BNB1000 User manual
Stulz
Stulz EC Tower ECD 91 User manual
Stulz
Stulz Compact CWE Series Owner's manual
Stulz
Stulz Split-Air CST 40 User manual
Stulz
Stulz SCS Series User manual
Stulz
Stulz CyberAir 3 PRO DX ASR Series User manual
Stulz
Stulz SCS-024 User manual
Stulz
Stulz WDE Series User manual
Stulz
Stulz CyberOne EC DX User manual
Stulz
Stulz CyberRow DX CRS-042-W User manual
Stulz
Stulz CyberAir 3PRO CW2 User manual
Stulz
Stulz Cosmotec CVE Series User manual
Popular Air Conditioner manuals by other brands
Carrier
Carrier Fan Coil 42B Installation, operation and maintenance manual
Soleus Air
Soleus Air GB-PAC-08E4 operating instructions
Airwell
Airwell Dakota DCI Series Service manual
Friedrich
Friedrich WallMaster WS10 Installation and operation manual
Haier
Haier AB052MAERA Operation & installation manual
Airwell
Airwell Electra JMF Hi wall Series Service manual
