Kampmann Katherm QK nano Instruction manual

Katherm QK nano
Ultra-small trench heater with EC tangential fan
Assembly and installation instructions
Keep these instructions in a safe place for future use!
I529/09/18 EN I SAP-Nr. 1254735
Kampmann.de/installation_manuals

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.4.42 Katherm QK nano – Ultra-small trench heater with EC tangential fan
Ready-to-install convector-based floor trenches
Assembly and installation instructions
Key to symbols:
Caution! Danger!
Non-compliance with this
information can lead to
serious personal injuries
or damage to property.
Danger from
electrocution!
Non-compliance with this
information can lead to
serious personal injuries
or damage to property by
electrocution.
Carefully read these
instructions in full prior
to any assembly and
installation work!
Anyone involved
with the installation,
commissioning and use
of this product is obliged
to pass these instructions
on to trades people who
are involved at the same
time or subsequently, as
well as to end users or
operators. Retain these
instructions until final
decommissioning!
We reserve the right
to make content or
design-related changes
without prior notice!

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Katherm QK nano – Ultra-small trench heater with EC tangential fan 4.42
Ready-to-install convector-based floor trenches
Assembly and installation instructions
Contents
1. Intended use ................................................................................. 4
2. Safety information ....................................................................... 6
3. Scope of delivery .......................................................................... 7
4. Levelling ........................................................................................ 7
5. Water connection ......................................................................... 8
6. Screeding....................................................................................... 9
7. Connection openings Pipe openings........................................... 10
8. Number of height adjustment feet and raised floor feet......... 12
9. Maintenance ................................................................................. 12
10. Electrical wiring .......................................................................... 13
10.1 Overview of controls.................................................................... 14
10.2 24 V electromechanical model .................................................... 15
10.3 230 V electromechanical model .................................................. 17
10.4 KaControl model ......................................................................... 19
10.4.1 Single-circuit controls................................................................ 22
11. Declaration of Conformity ......................................................... 28

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.4.42 Katherm QK nano – Ultra-small trench heater with EC tangential fan
Ready-to-install convector-based floor trenches
Assembly and installation instructions
1. Intended use
Kampmann Katherm QK nano are built in line with the state of the art and
recognised safety regulations. Nevertheless their use can result in danger
to people or damage to the unit or other material property if they are not
properly installed or properly used.
Katherm QK nano are solely intended for use indoors (e.g. residential and
commercial properties, showrooms etc.). They are not suitable for use in
humid environments, such as swimming pools or outdoors. Protect the
products from any moisture during installation. Check the intended use
with the manufacturer in case of any doubt. Any use other than the use
specified above is deemed not to be correct and proper. The operator of the
unit is solely responsible for any damage arising as a result of this. Correct
and proper use is deemed to include compliance with the installation
instructions described in these instructions.
The installation of this product requires specialist knowledge
of heating, cooling, ventilation and electrical engineering. This
knowledge, generally learned in vocational training in the fields
mentioned in section 2, is not described separately. Errors caused by
connection or modifications can lead to the unit being damaged!
The manufacturer is not liable for any damage caused by the wrong
connection and/or improper handling.
Important: The grilles can be walked on. However, avoid point loads (for
instance caused by chair legs) as they can result in permanent damage to
the grille.
Katherm QK nano
1FineLine Q grille (orthogonal grille)or alternatively FineLine L (linear grille)
2EC tangential fan
3Cu/Al heat exchanger
4Floor trench
5Flow, 1/2“ female
6Return, 1/2“ female
7Height adjustment feet with sound insulation
8Raised floor feet with sound insulation
9Cross bracing
10 Water pipe opening
11 Cable openings
12 24 V terminal strip
13 Junction box cover
Example: Katherm QK nano, 24 V model
Caution: Do not remove bracing
1
3
2
5
6
9
7
10
12
11
8
13
4

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Katherm QK nano – Ultra-small trench heater with EC tangential fan 4.42
Ready-to-install convector-based floor trenches
Assembly and installation instructions
Limits of operation and use
Limits of operation
Min./max. water temperature °C 15-90
Min./max. air intake temperature °C 15-40
Min./max. air humidity % 15-75
Max. operating pressure bar 10
Min./max. glycol percentage % 25-50
Water quality
pH value*1 8-9
Conductivity*1 µS/cm < 700
Oxygen content (O2) mg/l < 0.1
Hardness °dH 4-8.5
Sulphur ions (S)
not measurable
Sodium ions (Na+) mg/l < 100
Iron ions (Fe2+,Fe3+) mg/l < 0.1
Manganese ions (Mn2+) mg/l <0.05
Ammonia ions (NH4+) mg/l < 0.1
Chlorine ions (Cl) mg/l < 100
CO2ppm < 50
Sulphate ions (SO42-) mg/l < 50
Nitrite ions (NO2-) mg/l < 50
Nitrate ions (NO3-) mg/l < 50
We would refer to VDI-2035 Sheets 1 & 2, DIN EN 14336 and DIN EN
14868 with regard to the properties of the medium used to protect the
equipment. The following values provide further guidance.
The water used should be free of contamination, such as suspended
substances and reactive substances.

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.4.42 Katherm QK nano – Ultra-small trench heater with EC tangential fan
Ready-to-install convector-based floor trenches
Assembly and installation instructions
2. Safety Information
Only allow a qualified electrician to perform installation, assembly and
maintenance work on electrical units in compliance with VDE guidelines.
Wiring should comply with the applicable VDE regulations and provisions
laid down by the regional electricity providers. Non-compliance with the
regulations and operating instructions can result in the units malfunctioning
with consequential damage and danger to people. There is a danger of fatal
injury caused by wires being swapped due to incorrect wiring! Disconnect
all parts of the system from the mains power supply and prevent them from
being reconnected before starting any connection and maintenance work!
The unit should only be connected to fixed cabling.
Please read this manual in full to ensure correct and proper installation.
Please note the following safety-relevant information:
• Disconnect all parts of the system that are being worked on.
• Ensure that the system cannot be accidentally re-connected!
• Before commencing installation/maintenance work, wait until the fan has
come to a standstill after the unit has been switched off.
• Caution! Pipes, casings and fittings can become very hot depending on
the operating mode!
• Qualified personnel must have undergone training to provide them with
adequate knowledge of the following:
• Safety and accident prevention regulations
• Guidelines and recognised technical regulations, i.e. Association of
German Electricians (VDE)
• DIN and EN standards
• Accident prevention regulations VBG, VBG4, VBG9a
• DIN VDE 0100, DIN VDE 0105
• EN 60730 (Part 1)
• Technical wiring regulations (TABs) issued by the regional electricity
providers
Modifications to the unit
Do not undertake any modifications or upgrades on Katherm QK nano
without discussing them with the manufacturer as they can impair the
safety and operation of the unit. Do not carry out any measures on the unit
not described in this manual. Make sure that on-site systems and cabling are
suitable for connection to the intended system!
The floor duct has openings provided for the installation of a
potential compensation line.

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Katherm QK nano – Ultra-small trench heater with EC tangential fan 4.42
Ready-to-install convector-based floor trenches
Assembly and installation instructions
3. Scope of delivery
Trench heaters are delivered as standard with:
• Height adjustment feet 1with rubber pads for acoustic decoupling 2,
screws and rawlplugs to be provided on site
• Raised floor feet with plastic cap for acoustic decoupling 3, 4
4. Levelling
• Remove the outer film and the packaging.
• Flap open the transparent protective cover.
Caution: Do not remove bracing during installation and operation.
• Arrange the Katherm QK nano with the convector on the window side.
Caution: The height adjustment feet are already fitted to the floor
trench. They are fixed the wrong way round for transport reasons. To
install and adjust the height of the trench, loosen the outer fixing nuts
on the adjustment feet and turn the height adjustment feet 180° so that
the foot is pointing outwards (see Fig.)
• Then level the trench heater and adjust the height using the adjustment
feet and adjustment screws on the raised floor brackets 3.
• Please take care that the floor trench is installed in straight alignment and
is not twisted.Otherwise it will not be possible to lay a rigid grille (e.g. the
FineLine grille) flat into the trench.
• Use screws and dowels to fix the height-adjustment feet 1with rubber
pads.
Example shown: Ka therm QK nano,
24V model
1
Scope of delivery
Supply of the unit

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.4.42 Katherm QK nano – Ultra-small trench heater with EC tangential fan
Ready-to-install convector-based floor trenches
Assembly and installation instructions
5. Water connections
• Use the pipe openings for the water-side connection. Screw the
connecting accessories until tight onto the convector connections.
• Then fit the flow and return pipes.
• Perform a pressure test.
• Adhere these installation instructions very visibly to the trench heater for
subsequent trades.
• Cover the grille and trench with the installation cover to protect it from
dirt or cement.
Caution: Grilles can be walked upon. However, avoid point loads (e.g. chair
legs)!
Hydraulic set-up options
Decentralised valve control
Central heating circuit distributor

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Katherm QK nano – Ultra-small trench heater with EC tangential fan 4.42
Ready-to-install convector-based floor trenches
Assembly and installation instructions
6. Screed works
Before commencing screeding, check whether
• the water connection has been correctly done,
• the electrical connection has been correctly done,
• the height and distance of the trench from the window is correct,
• the grille is covered (Caution! Cement destroys the surface of the grille!),
• sound insulation (not with raised floors) is fitted underneath the trench
heater,
• there are no sound bridges to the concrete slab, especially close to the
height-adjustment feet,
• appropriate materials have been used to seal all openings and punched
openings in the trench heater from the ingress of screed.
• the openings and punched openings on the trench are sealed when using
screed or other low-viscosity floor coverings.
Caution: Do not allow screed or the floor to compress the floor trench.
Provide expansion joints if necessary.
Dust and protective cover:
(Remove the transparent dust and
protective cover before commissioning
the unit)

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.4.42 Katherm QK nano – Ultra-small trench heater with EC tangential fan
Ready-to-install convector-based floor trenches
Assembly and installation instructions
7. Connection openings Pipe openings
Katherm QK nano, 24 V electromechanical model
Model
Katherm QK nano,
24 V electromechanical
1Flow
2Return
3Pipe openings
4Cable openings
5Terminal strip
Room-side connection
Connections: 1/2“ female, same end, lef
Room side
Top view (without cover panel)
Front view
Example shown: Valve control via central heating circuit distributor, connection kit
type 442101 used to shut off the convector.
Side view (cross-section)
Room side
Window side
5
3
1
2
3 4
Example shown: Valve control in trench with valve kit type 442100.

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Katherm QK nano – Ultra-small trench heater with EC tangential fan 4.42
Ready-to-install convector-based floor trenches
Assembly and installation instructions
Example shown: Valve control via central heating circuit distributor, connection kit
type 442101 used to shut off the convector.
Katherm QK nano, KaControl or 230 V electromechanical model
Model
Katherm QK nano,
KaControl or 230 V
electromechanical model
1Flow
2Return
3Pipe openings
4Cable openings
5Power supply unit
6Control PCB
7Junction box
Room-side connection
Connections: 1/2“ female, same end, left
Top view (without cover panel)
Window side
Room side
Front view Side view (cross-section)
Raumseite
5
67
3
1
2
4 3 4
Example shown: Valve control in trench with valve kit type 442100.

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.4.42 Katherm QK nano – Ultra-small trench heater with EC tangential fan
Ready-to-install convector-based floor trenches
Assembly and installation instructions
8. Number of height-adjustment feet and raised floor feet
9. Maintenance
Notes
Maintenance of the Katherm QK nano trench heater should only be carried
out by qualified personnel trained in compliance with the installation and
operating instructions as well as any regulations currently in force. Regularly
maintain and inspect Katherm QK nano units to ensure their proper
function and performance.
Fan
• Inspect the tangential fans every 6 months for dirt and damage (visual
inspection).
• Clean the fan shafts carefully with a cloth if dirty.
Convector
• Inspect the integral convector every 6 months for dirt and possible
damage. Visual inspection is sufficient here too.
• Carefully vacuum the convector if dirty.
Valves
• Inspect the valves every 12 months and check that they are leak-tight
(visual inspection)!
Trench length [mm] Number
24 V
electromechanical
KaControl/230 V
electromechanical
Height adjustment
feet
Raised floor height
adjustment feet
900 1100 2 3
1400 1600 2 3
1800 2000 2 4
2100 2300 2 4
2600 2700 2 5

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Katherm QK nano – Ultra-small trench heater with EC tangential fan 4.42
Ready-to-install convector-based floor trenches
Assembly and installation instructions
10. Electrical wiring
Personnel: • Installation personnel
• Qualified electrician
Protective equipment: • Safety shoes
• Protective gloves
• Workwear
Only allow qualified electricians to perform electrical work.
Further connections, for instance to building control systems or external
controllers, may be necessary. Refer to the manufacturer‘s literature in this
respect.
• Wire the unit in accordance with the enclosed wiring diagram.
• Only wire the unit in accordance with currently applicable VDE and EN
guidelines, as well as Technical Wiring Regulations stipulated by the
regional energy supply companies.
• Only connect the unit to fixed cables.
Only use the room or clock thermostat as a room control unit with the
230 V electromechanical model.
Only use the KaController in conjunction with the KaControl system.
Important note:
Provide an all-pole mains separator in the wiring on site that can be reliably
secured to avoid the system being reconnected (e.g. a lockable switch with
a contact opening of at least 3 mm up to a rated voltage of 480 V).
No protective measures are indicated in the Kampmann wiring diagrams.
These must be provided additionally when installing the system and when
connecting the units in accordance with VDE 0100 and the regulations of
each of the respective energy supply companies.

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.4.42 Katherm QK nano – Ultra-small trench heater with EC tangential fan
Ready-to-install convector-based floor trenches
Assembly and installation instructions
10.1 Overview of controls
The unit is available in a series of different electrical versions.
Connect the unit via a terminal strip in the electrical junction box, located on
the side of the unit‘s water connection.
Wire the unit as per the wiring diagram, which is different for each version.
Example of 24 V electromechanical:
44217072211124
Ask a qualified electrician to determine the type of cable and cable cross-
sections: the cable cross sections basically depend on the fuses for the cable
length and the wiring capacity of the electric motors on site.
Lay control lines separately from supply lines.
Use CAT5 (AWG 23) or similar as data cables.
Wire the unit in series: star cabling is not allowed.
Electrical power consumption
Model Art. no. suffix
24 V electromechanical _24
230 V electromechanical _00
KaControl _C1
Cable length [mm] 900 1100 1400 1600 1800 2000 2100 2300 2600 2700
Control
*24
Power
consumption
[W]
5 6 7 8 12
*00 6 7 8 9 13
*C1 6 7 8 9 13

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Katherm QK nano – Ultra-small trench heater with EC tangential fan 4.42
Ready-to-install convector-based floor trenches
Assembly and installation instructions
10.2 24 V electromechanical electrical model
Product features
The operating voltage must be provided by a central on-site 24 V DC
voltage supply.
Kampmann offers a range of switching power units in different output
classes as accessories for the voltage supply (24 V DC).
The fan automatically switches off in the event of a motor fault.
Cabling - BMS control
* Lay shielded cables (e.g. IY(ST)Y, 0.8 mm), separately from high-voltage cables.
W1: Voltage supply and control signal for fan and actuator. Fuse for fan 0.63 A.
Subject to technical modications: Refer to the control accessory documentation in the event of deviation from the circuit diagrams!
Trench heating
Katherm QK nano
24 V / 0-10 VDC
Automation station
including central voltage
supply (24 V DC)
W1: On-site fuse (0.63A)
actuator type
146906

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.4.42 Katherm QK nano – Ultra-small trench heater with EC tangential fan
Ready-to-install convector-based floor trenches
Assembly and installation instructions
Fig.: Clock thermostat
Cabling - Clock thermostat control, type 30456
* Lay shielded cables (e.g. IY(ST)Y, 0.8 mm), separately from high-voltage cables.
W1: Voltage supply and control signal for fan (On-site fuse 0,63A) and actuator.
W2: Voltage supply and control signal for fan and actuator.
W3: Voltage supply (On-site fuse)
central voltage
supply 24 VDC
Clock thermostat
type 30456
actuator type
146906
terminal box on
site
Trench heating
Katherm QK nano
230 V / 0-10 VDC
The clock thermostat 30456 permits the operation and temperature control of
24 V electromechanical Katherm QK nano units.
The room temperature is set by sensor-controlled functional keys.
Complete with 10-stage fan speed adjustment in manual and automatic operating
mode, including automatic summer/winter changeover and a day or week
program.

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Katherm QK nano – Ultra-small trench heater with EC tangential fan 4.42
Ready-to-install convector-based floor trenches
Assembly and installation instructions
10.3 230 V electromechanical electrical model
The required room temperature is set on the room thermostat. If this falls below
the set value, the tangential fan starts up at the set speed and the thermoelectric
actuator valve opens the water-side valve.
If the speed controller is switched to zero (Off), only the water-side valve opens
(natural convection operation).
Room thermostat with infinitely continuous fan speed setting, in a flat surface-
mounted housing, white, with thermal feedback; for the continuously variable
parallel control of max. 10 Katherm QK nano 230 V electromechanical models,
room temperature and fan presetting using dials; temperature setting range
5 - 30°C; IP 30 rated, voltage 230V/50 Hz, max. current load 4A, switching
difference 0.5 K, temperature drop approx. 4 K, fuse and EMC in line with DIN EN
60730
Dimensions W x H x D: 78 x 83 x 27 mm
1Dial for temperature setting
2Dial for fan speed setting
Fig.: Room thermostat
1
2
Cabling - BMS control
Trench heating
Katherm QK nano
230 V / 0-10 VDC
Mains power
230 VAC
Fuse by others
actuator type
146906
Automation station
* Lay shielded cables (e.g. IY(ST)Y, 0.8 mm), separately from high-voltage cables.
W1: Power supply
W2: Control signal for fan and actuator
Subject to technical modications: Refer to the control accessory documentation
in the event of deviation from the circuit diagrams!

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.4.42 Katherm QK nano – Ultra-small trench heater with EC tangential fan
Ready-to-install convector-based floor trenches
Assembly and installation instructions
Cabling - Room thermostat control, type 342924
* Lay shielded cables (e.g. IY(ST)Y, 0.8 mm), separately from high-voltage cables.
W1: Power supply
W2: Control signal for fan and actuator
W3: Operating mode changeover (optional)
Subject to technical modications: Refer to the control accessory documentation
in the event of deviation from the circuit diagrams!
Max. 10 units can be operated
in parallel
Trench heating
Katherm QK
nano 230 V /
0-10 VDC
Trench heating
Katherm QK nano
230 V / 0-10 VDC
Mains power
230 VAC
Fuse by others
Room thermos- tat type 342924
External N/O
Day / Eco changeover
actuator type
146906
actuator type
146906

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Katherm QK nano – Ultra-small trench heater with EC tangential fan 4.42
Ready-to-install convector-based floor trenches
Assembly and installation instructions
10.4 KaControl model
Applications of the KaController
The Katherm QK nano and associated room control units can only be used:
• indoors
(for instance in residential properties and offices, showrooms etc.)
KaControllers should not be used
• outdoors,
• in humid areas, such as swimming pools, in wet rooms,
• in areas where there is a risk of explosion,
• in areas with a high dust content,
• in areas with an aggressive atmosphere
Description of control, Basic settings
The KaControl version provides the option of controlling Katherm QK nano
units by means of a control unit supplied separately or on-site building
management technology.
A number of different settings and configurations are possible using the DIP
switches on the PCB and parameters that can be set by the control unit.
This manual provides only a brief overview. Please refer to the
separate KaControl instruction manual for further setting options.
The KaControl system offers the possibility of grouping, although an
extension board (CANbus), available as an accessory, then needs to be
provided.
Lay control lines separately from supply lines.
Use CAT5 (AWG 23) or similar as data cables.
Wire the unit in series: star cabling is not allowed.

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.4.42 Katherm QK nano – Ultra-small trench heater with EC tangential fan
Ready-to-install convector-based floor trenches
Assembly and installation instructions
Configuration
DIP Function Position Factory
settings Description
1
--- OFF
OFF
Changing to ON means that the unit is no longer
controlled by the KaControl unit, rather by means
of a 0-10V signal on the AI2/GND and AI3/GND
input (see separate KaControl instructions).
External control
0-10 V ON
2
--- OFF
OFF
Changing to ON means that the unit is no longer
controlled by the KaControl unit, rather by means
of an external 0-100 kOhm potentiometer signal
on the AI2/GND and AI3/GND input (see separate
KaControl instructions).
Activation by
potentiometer
0-100 kOhm
ON
3
Clip-on sensor fitted ON
OFF
The clip-on sensor is available as an accessory and
can be used as a changeover sensor. If used, set
the DIP switch to ON.
No clip-on sensor
fitted OFF
4
Heating/Cooling/
External changeover ON ON
If the function is activated, the operating mode of
the unit can be changed by an external potential-
free contact. The contact acts on input DI2/GND.
--- OFF
5
4-pipe ON OFF
Katherm QK nano is configured as a 2-pipe heating
unit.
6
Temperature
detection on the
unit
OFF
OFF
The units have an air intake temperature sensor
for room temperature setting. Set the DIP switch
to ON if the temperature is to be detected at the
control unit. If several units are integrated in a
group, the DIP switch has to be set to ON.
Temperature
detection on the
control unit
ON
Potentio-
meter
The maximum speed can be set using the potentiometer. The maximum speed and thus also the air
volume and sound pressure level can be reduced, for example if a maximum sound level is not to be
exceeded. The maximum cooling and/or heating output is correspondingly reduced by this.