BLAUBERG Komfort Ultra Series User manual

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2
Komfort Ultra (EC) L (S) 350 (250) - H(E)
Read the user’s manual carefully prior to installing and operating the unit.
Full the user’s manual requirements as well as the provisions of all the applicable local and national construction, electrical and technical norms and standards.
The warnings contained in the user’s manual must be considered most seriously since they contain vital personal safety
information.
Failure to follow the rules and safety precautions noted in this user’s manual may result in an injury or unit damage.
After a careful reading of the manual, keep it for the entire service life of the unit.
While transferring the unit control the user’s manual must be turned over to the receiving operator.
Symbol legend:
WARNING!
DO NOT!
This user’s manual consisting of the technical details, operating instructions and technical specication covers the installation and mounting of the Komfort Ultra
S(L) 350-H(E) heat recovery air handling unit (hereinafter referred to as «the unit»).
Safety requirements ................................................................................................ 2
Purpose ...................................................................................................................... 4
Delivery set ................................................................................................................ 4
Designation key ........................................................................................................ 4
Technical data ........................................................................................................... 5
Unit design and operating logic ........................................................................... 6
Mounting and set-up .............................................................................................. 7
Connection to power mains .................................................................................. 14
Unit control ............................................................................................................... 16
Technical maintenance ........................................................................................... 18
Fault handling ........................................................................................................... 20
Storage and transportation regulations ............................................................. 20
Manufacturer's warranty ........................................................................................ 20
Acceptance certicate ............................................................................................ 21
Seller information .................................................................................................... 21
Installation certicate ............................................................................................. 21
Warranty card ........................................................................................................... 21
CONTENTS
SAFETY REQUIREMENTS
UNIT MOUNTING AND OPERATION SAFETY PRECAUTIONS
• Disconnect the unit from power mains prior to any
installation operations. • The unit must be grounded!
• Do not lay the power cable of the unit in close
proximity to heating equipment.
• While installing the unit follow the safety
regulations specic to the use of electric tools.

3
• Do not change the power cable length at your own
discretion.
Do not bend the power cable.
Avoid damaging the power cable.
Do not put any foreign objects on the power cable.
• Unpack the unit with care.
• Do not use damaged equipment or cables when
connecting the unit to power mains.
• Do not operate the unit outside the temperature
range stated in the user’s manual.
Do not operate the unit in aggressive or explosive
environments.
• Do not touch the unit controls with wet hands.
Do not carry out the installation and maintenance
operations with wet hands.
• Do not wash the unit with water.
Protect the electric parts of the unit against ingress
of water.
UNIT MOUNTING AND OPERATION SAFETY PRECAUTIONS
• Do not allow children to operate the unit. • Disconnect the unit from power mains prior to any
technical maintenance.
• Do not store any explosive or highly ammable
substances in close proximity to the unit.
• When the unit generates unusual sounds, odour or
emits smoke disconnect it from power supply and
contact the Seller.
• Do not open the unit during operation. • Do not direct the air ow produced by the unit towards
open ame or ignition sources.
• Do not block the air duct when the unit is switched on. • In case of continuous operation of the unit periodically
check the security of mounting.
• Do not sit on the unit and avoid placing foreign objects
on it. • Use the unit only for its intended purpose.

Komfort Ultra EC S 350-H S12
Series of units
Motor type
EC – electronically commutated
Rated
air capacity [m3/h]
Spigot orientation
S - vertical spigot orientation
L - horizontal spigot orientation
Heat exchanger type
H - aluminium plate heat exchanger
E - enthalpy heat exchanger
Control device
S2 - CDT E/0-10 speed controller
S12 - SGS E1 sensor speed controller
S14 - sensor control panel

5
TECHNICAL DATA
The unit is designed for indoor application with the ambient temperature ranging from +1 oC up to +40 oC and relative humidity up to 80 %.
The unit is rated as a Class I electrical appliance.
Hazardous parts access and water ingress protection rating:
IP 44 for the unit motors
IP 22 for the assembled unit connected to the air ducts
The unit design is constantly being improved, so some models can slightly differ from those ones described in this manual.
TECHNICAL DATA
Model Komfort Ultra
EC L(S) 350-H
Komfort Ultra
EC L(S) 350-E
Komfort Ultra
L(S) 250-H
Komfort Ultra
L(S) 250-E
Unit voltage [V /50-60 Hz] 1~ 230
Maximum unit power [W] 156 148
Maximum unit current [A] 1,17 0.78
Maximum air capacity [m3/h] 350 250
R.p.m. 3200 2700
Sound pressure level at 3 m distance [dB(A)] 28-47 28-47
Transported air temperature [oC] from -25 to +60 from -25 to +40
Insulation 20 mm mineral wool
Extract lter G4
Intake lter G4 (F8 PM2.5 92 %)*
Connected air duct diameter [mm] Ø125
Weight [kg] 26 25 26 25
Heat recovery efciency, % 85 85 85 85
Humidity recovery efciency, % 50 50
Heat exchanger type Cross ow
Heat exchanger material aluminium polymerized cellulose aluminium polymerized cellulose
* - Option
Model A A1 B B1 C C1
Komfort Ultra EC L350-H(E) S2 - 87 - 110 - 43
Komfort Ultra EC S350-H(E) S2 87 - 110 - 43 -
Komfort Ultra EC L350-H(E) S14 - 198 - 255 - 63
Komfort Ultra EC S350-H(E) S14 172 - 295 - 63 -
Komfort Ultra L250-H(E) S12 - 129 - 157 - 43
Komfort Ultra S250-H(E) S12 157 - 129 - 43 -
OVERALL DIMENSIONS OF THE UNIT, MM
284 284
810
713
443 443
C1
490 B
A
ø125
ø125
B1 A1
713C
Komfort Ultra (EC) S 350 (250) - H(E) Komfort Ultra (EC) L 350 (250) - H(E)

150 mm 150 mm

Contact socket
for connection
to the control unit
Contact socket
for connection
to the control unit
Exhaust
air duct
Humidity sensor
Mount

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Komfort Ultra (EC) L (S) 350 (250) - H(E)
3. Install the limit switch, the latches and the service panel on the opposite side of the unit.
Service side change is shown by the example of the Komfort Ultra (EC) S 350(250)-H(E) air handling unit.
The procedure of the service side changing for Komfort Ultra (EC) L 350(250)-H(E) is carried out in the same manner.
CONDENSATE DRAINAGE SYSTEM CONNECTION
The hole for the drain pipe is at the bottom of the unit. Remove the plug from the hole, open the service panel and install the drain pipe from the delivery set into the hole,
then connect the drain pipe to the sewage system using the KIT SFK 20x32 U-trap kit (available upon separate order). While laying the hoses provide the slope downward
min. 3o.
Drain
pipe
Drain
hose
min 3°
Sewage
system
Sewage pipe
Ø32 mm
U-trap

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12
Komfort Ultra (EC) L (S) 350 (250) - H(E)
1. Disconnect the front panel from the speed controller:
• Remove the control knob.
• Remove the retaining nut that xes the front panel.
• Remove the speed controller front panel.
1. 2. 3.
2. Loosen the two screws to disconnect the mounting box from the speed controller. Disconnect the control cable from the speed controller. Remember the colour
marking of the wires and the terminals to enable their correct connection after completing of the speed controller mounting.
Screws
3. Insert the mounting box in the wall. The cable from the delivery set may be replaced with a cable of required length, type 3x0.5 mm2, max. cable length 10 m.
4. Connect the cable to the speed controller following the wiring diagram at page 15. Install the speed controller inside the mounting box using screws.
5. Mount the speed controller front part:
• Install the speed controller front panel.
• Fix the front panel with a washer and a nut.
• Install the control knob.
• The speed controller mounting is completed.
S2 SPEED CONTROLLER MOUNTING

13
1 2
3 4
S12 SENSOR SPEED CONTROLLER MOUNTING
WARNING!
Makes sure that the speed controller is intact. Do not use damaged speed controllers. Do not mount the speed controller onto an uneven surface. While tightening
the self-tapping screws do not apply excessive force to prevent speed controller casing deformation.
The sensor speed controller is installed as follows:
• Use a screwdriver to carefully undo the clips of the speed controller front panel.
• Remove the back panel.
• Lay the cable in the wall to the speed controller installation site and install the mounting box.
• Attach the back panel in the mounting box through the holes on the circuit board.
• To install the speed controller front panel clip it in place.

L
QF
XP
L N PE
Power supply 230 V/ 50/60 Hz
SM1
Supply
PK to fire
alarm
panel
Humidity
sensor
Electric actuators of the
external air dampers
Remove
the jumper
X1 X2
1 4 1 2 3 4 5 6 7 8 9 10 11 12 132 3
PE PK PK +U
- Tx Rx
Control
panel
white
brown
green
yellow
+
0-10V
GND
NO C
GND Tx Rx
L1 N
+U
N
SM-L SM-N
NO-contact of an external control unit (CO2 sensor)
0-10V
GND U+
321
SM1
Exhaust
L1 N

15
EXTERNAL CONNECTION DIAGRAM FOR S2 AUTOMATION SYSTEM
EXTERNAL CONNECTIONS DIAGRAM FOR S12 AUTOMATION SYSTEM
1
2
3
5
8
6
7
4
L
N
PE
+10V
CTR
GND
L
N
PE
+10V
CTR
GND
+10V
48VCTRGND
Power supply
230 V/ 50/60 Hz
QF
XP
8
7
6
4
1
3
2
5
5
4
3
1
N
PE
5
L L
4
3
1
N
2 2
PE
In
Out1
Power supply
230 V/ 50/60 Hz
QF
XP

Touch button
Low speed Emergency indicator
The unit is operated from the wall-mounted
control panel by using the touch buttons
Touch button
High speed
Touch button
Filter maintenance
Touch button
Supply Fan Off mode

17
The software enables editing the unit parameters:
Parameter Factory setting Adjustment range
Zero speed (the unit is off), % 0 0 - 100
Low speed [%] 40 0 - 100
Medium speed [%] 70 0 - 100
High speed [%] 100 0 - 100
Unit speed with the closed dry contact of the external control unit, % 100 0 - 100
Filter cleaning (replacement) interval, h 2160 (3 months) 0 - 10000
Humidity level, % 60 30 - 80
The list of the adjustable parameters can be expanded in new versions of the software.
Setting, troubleshooting and upgrading of the software version is made by the service technician.
The software is available for downloading on our website: http://www.blaubergventilatoren.de
Air ow is controlled with the R-1/010 speed controller. Set the control knob to a respective speed position to activate the required
unit speed.
The speed controller view is shown below.
CONTROL OF THE UNIT WITH THE S2 AUTOMATION SYSTEM
CONTROL OF THE UNIT WITH THE S12 AUTOMATION SYSTEM
The unit is operated from the sensor speed controller by using the touch buttons.
Управление переключателем
Operation Button
When the system is powered on the button lights up a faint blue.
Press to switch on the unit.
Press again to switch the unit off.
Press to decrease the speed of the unit.
Press to increase the speed of the unit.
Setting the desired minimum speed is as follows:
1. Press and hold the button for 5 seconds until the LED indicator reaches 50 % of its operating range (this helps differentiate
the setup mode from the operation mode). The unit operates at maximum power.
2. Setting the desired minimum speed is as follows:
Press repeatedly to increase the speed
Press repeatedly to decrease the speed
The set speed level is indicated by the LED display
Press to save the selected value
Press to switch on the fan and to activate its operation
When selecting the minimum value the set value will be saved

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20
Komfort Ultra (EC) L (S) 350 (250) - H(E)
TROUBLESHOOTING
Problem Possible reasons Troubleshooting
The fan(s) do(es) not get
started. No power supply. Make sure the power supply line is connected correctly, otherwise troubleshoot a connection error.
Cold supply air
Extract lter clogging. Clean or replace the extract lter.
The heat exchanger is frosted. Check the heat exchanger for icing. Switch the unit off if required and turn it
on after the freezing danger is no longer imminent.
Low air ow
Filters, fans or the heat exchanger are soiled. Clean or replace the lters, clean the fans and the heat exchanger.
The ventilation system is soiled or damaged. Clean the ventilation system components. Replace the damaged
components.
Noise, vibration
The impellers are soiled. Clean the impellers.
The fan or casing screw connection is loose. Tighten the screw connection of the fans or the casing against stop.
Water leakage The drainage system is soiled, damaged or arranged
not correctly.
Clean the drain line. Check the drain line slope angle. Make sure that the
U-trap is lled with water and the drain pipes are frost protected.
STORAGE AND TRANSPORTATION REGULATIONS
Store the unit in the manufacturer’s original packing box in a dry ventilated premise at the temperatures from +5 oC up to +40 oC.
Storage environment must not contain aggressive vapours and chemical mixtures provoking corrosion, insulation and sealing deformation.
Use hoist machinery for handling and transportation to prevent possible mechanical damages of the unit. Follow the applicable moving regulations specic to the particular
cargo type while loading and unloading.
Use any vehicle types for the unit transportation provided that it is protected against mechanical or weather damage.
Avoid any mechanical shocks and strokes during handling operations.
The unit complies with the requirements according to the EU norms and directives, to the relevant EU-Low Voltage Equipment Directives, EU-Directives on
Electromagnetic Compatibility.
We hereby declare that the unit complies with the essential protection requirements of Electromagnetic Council Directive 2004/108/EC, 89/336/EEC and Low Voltage
Directive 2006/95/EC, 73/23/EEC and CE-marking Directive 93/68/EEC on the approximation of the laws of the Member States relating to electromagnetic compatibility,
which relate to electrical appliances used in set voltage classes. The manufacturer hereby warrants normal operation of the unit over the period of two years from the retail
purchase date provided observance of the installation and operation regulations.
In case of a failure due to a manufacturing fault during the warranty period the consumer has the right to exchange it.
The replacement is offered by the Seller.
In case of no conrmation of the purchase date, the warranty period shall be calculated from the manufacturing date.
The MANUFACTURER is not responsible for any damage resulting from any misuse of or gross mechanical interference with the unit.
The MANUFACTURER is not responsible for the damages resulted due to the use of third party equipment or to third party equipment.
MANUFACTURER’S WARRANTY
WARNING!
DO NOT DISPOSE IN DOMESTIC WASTE.
THE UNIT CONTAINS IN PART MATERIALS THAT CAN BE RECYCLED AND IN
PART SUBSTANCES THAT SHOULD NOT END UP AS DOMESTIC WASTE.
DISPOSE OF THE UNIT ONCE IT HAS REACHED THE END OF ITS WORKING
LIFE ACCORDING TO THE REGULATIONS VALID IN YOUR COUNTRY.