Instruction Manual for KOSPEL models including: EKCO.L3, EKCO.LN3, EKCO.LN3 Electric Central Heating Flow Boiler, Electric Central Heating Flow Boiler, Heating Flow Boiler, Flow Boiler, Boiler

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Bedienungsanleitung

Electric Central Heating Flow Boiler

0911157 3 1. Read and strictly follow the installation and operating instructions to ensure a long life and reliable boiler operation. 2. An efficient electrical installation which has been completed in accordance with the

Bedienungsanleitung EKCO.LN3 i L3


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EKCO-L3 f-1157-min
Electric Central Heating Flow Boiler
EKCO.L3 EKCO.LN3 Assembly and operating instructions

This appliance can be used by children aged from 3 years and above and persons with reduced physical, sensory or mental capabilities or lack of experience and knowledge if they have been given supervision or instruction concerning use of the appliance in a safe way and understand the hazards involved. Children shall not play with the appliance. Cleaning and user maintenance shall not be made by children without supervision.
Used product can't be treated as general communal waste. Disassembled appliance has to be delivered to the collection point of electrical and electronic equipment for recycling. Appropriate utilisation of used product prevents potential negative environmental influences that may occur as a result of inappropriate handling of waste. In order to get more detailed information about recycling this product you should contact the local government unit, waste management service or the shop where this product has been purchased.

Safety instructions

1. Read and strictly follow the installation and operating instructions to ensure a long life and reliable boiler operation.

2. An efficient electrical installation which has been completed in accordance with the binding norms of electric installation.

3. Central heating system equipped with an appropriate expansion vessel completed in accordance with binding norm of hydraulic installation.

4. Rinse the heating installation thoroughly before installing the boiler.

5. Do not install any barrier fittings (e.g. valves) on the outlet of the safety valve.

6. Boiler must be installed on the flat surface.

7. Boiler must not be installed in a humid place, in a place exposed to the danger of explosion or in which the temperature may drop below 0°C

8. Boiler installation and all electrical and hydraulic work must be performed by a qualified professional installer in accordance with the manufacturer's instructions..

9. All installation work must be performed when the power and water supply is turned off.

10. Electric installation should be equipped with residual current protective devices and other solutions which will ensure disconnecting the heater from the source of power (intervals between all their poles should not be less than 3 mm).

11. Boiler is preset by the manufacturer to work with the central heating system. Change the factory settings in the advanced settings to shift to boiler's cooperation with DHW Cylinder.

12. Electronically controlled boiler is a electrical surge sensitive device, therefore the electrical installation must contain surge protection devices.

13. Do not drain the water from central heating system after the heating season.

14. Leave the controller in stand-by mode and do not cut off power supply between the heating seasons.

GB-091B_f.1157

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Installation notes
EKCO.LN3 boilers are equipped with an expansion vessel (capacity: 5l, pressure: 1.5bar). The expansion vessel is sufficient for following capacities of the heating system at given temperatures of the medium and central heating system pressure.

Temperature of heating medium (feed and return) [°C] 85/70 70/55 55/45 50/40 45/35

Capacity of central heating system [l] 56 80 127 153 188

Pressure in central heating system [bar]
1,5

Shall the capacity of the wet central heating installation be larger, an extra expansion vessel should be installed on it as applicable in accordance with binding norm.

Boiler connection to the central heating system

RT

PI - manometer

ZK - cut-off valve

RW - expansion pipe

NW - built-in expansion vessel

NW1 - expansion vessel

ZT - thermostatic valve

ZP - passage valve F - filter

G - radiator

ZS - drain valve

Z3D - three-way valve

ZAS - DHW Cylinder

TWV - three-way valve

RT - alternative room temperature sensor

1

Tcyl - DHW cylinder temperature sensor

4

RT
Tcyl TWV
1
The filter should be installed that the heating medium flow direction matches the arrow cast on the hull, and the cover was at the bottom of the filter. Filters can be mounted on horizontal and vertical pipelines. It is recommended that using shut-off valves immediately behind and ahead of the filter, which will make it easy cleaning the filter insert or replacing it.

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Assembly and installation

50

316

215

126

50

22 min. 150

1. Hang the boiler up in a vertical position on fixing screws with the inlet and outlet pipes to the bottom, maintaining clearances from the walls and the ceiling.
2. Connect the boiler to the central heating system equipped with a cut-off valves.
3. Fill the central heating system with treated water or no-freezing liquid what influences on the durability of immersion heaters.

716

4. Vent the central heating system. 5. Connect a boiler to the electrical system.

6. Assembly and connect the room regulator sensor and other devices cooperating, according to the Connection point external sensors and devices.

12

min 150

93

64

159

min 60

7. After completing the above steps start the boiler, set up boiler language and maximum output and vent the pump [CONFIGURATION> PUMP> VENTING> TURN ON].

8. Set the maximum temperature factor in the installation [CONFIGURATION> CENTRAL HEATING> MAX BOILER TEMP.].

! Do not connect any voltage into MA, RT, Tcyl entries! This can result in permanent controller damage.

6

Connection to one-phase electrical system (for boilers of 2kW, 4kW, 6kW and 8kW) PNL - points of neutral and protective conductor connection
[1] - temperature limiter [2] - additional conductors (for one-phase system only)
PNL
LN 1
2
Connection to the three-phase electrical system (for boilers of 4, 6, 8kW, you should delete conductors (2) and switch no. 3 ON, p. 8). PNL - points of neutral and protective conductor connection
PF - points of phase conductors connection [1] - temperature limiter
PNL
LN 1

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Selecting the type of power supply installation

Type of electrical installation - switch no. 3

three-phase one-phase

Note: switches 1, 2 must not be adjusted! - save the factory settings.



MA RT Tcyl

MA

RT

Tcyl

Output terminal block



M.SUPPLY PUMP.C

TWV

PUMP

PUMP

L N PE L N PE LB LA N L N PE O G I

black brown
blue

L N PE
circulation pump

VCZMH6000E VC6013ZZ00

MA - master appliance RT - alternative room temperature sensor Tcyl - DHW cylinder temperature sensor TWV - the place of assembly three-way valve PUMP.C- the place of circulation pump assembly

8

M.SUPPLY PUMP.C

TWV

L N PE L N PE LB LA N

PUMP L N PE

PUMP OG I

brown black blue

AZV 642
! Do not connect any voltage into MA, RT, Tcyl, entries! This can result in permanent controller damage.

GB-091B_f.1157

9

Tcyl ­ DHW cylinder temperature sensor The connection cable of the temperature sensor should be as short as possible, it should not be route it in close proximity to the power cords and do not twist around other cords. The DHW cylinder temperature sensor can be optionally replaced thermostat, to do this switch the input type Tcyl [CONFIGURATION> DHW TEMPERATURE> REGULATION> OUTSIDE] and connect the NO contacts of the thermostat to the Tcyl terminals. MA - Master appliance (entry MA) In order to limit the power used, i.e. the boiler can cooperate with other appliances such as an electric water heater. In order to do so, an electrician should install in line an extra open contact to the MA entry (voltage free entry), so that when a master appliance gets on, the contact opens, and the boiler switches off- it results in heating blockage and pump's standstill. RT - room temperature regulator Optional controlling the boiler operation depending on the room temperature. RT entry should be activated [CONFIGURATION> ROOM TEMP.> TEMP. SENSOR> RT] - then opening the voltage free contact will result in the switch off heating up the CH. Three-way valve control (TWV entry) Switching the boiler operation to central heating or heating water in the coil of DHW cylinder is carried out using a three-way dividing valve with an actuator. Depending on the model used, the device should be connected as shown on the diagrams, page no. 8and the manual of valve and servomotor. Note: In case of activation DHW cylinder you should follow Service / Configuration - cylinder. Valves can be purchased in KOSPEL.
10

Control panel

9:37 Mo 12.08.2019

85°

32°

65° 42°

Use the operating dial [3] to set one of the

modes: winter + / summer / off .
1 By turning the navigation dial [2] (left or
right), with winter or summer mode active,

change between function screens on the

display [1].

- main: informs about the basic boiler's parameters (details in the table),

- settings: it allows on the customization of boiler's parameters and additional
heating circuits to user's preferences,

- service / configuration: allows to

heating system configuration to object's

conditions (available for installation

2

company and specialized services after

entering the access code) and preview

of input and output boilers' signals and

current parameters,

- PARTY / HOLIDAY / MANUAL: it allows to the fast change of work's algorithm
depending on the needs.

3

[1] - display [2] - navigation dial to preview dial and
settings [3] - dial to choose operating mode
Entering individual functions takes place after selecting a corresponding function screen and pressing the navigation dial. Boiler's error is signalled on the main function screen . After pressing the navigation dial, there is a list of detected errors.

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MAIN SCREEN

12 3

4

7

9:37 Mo 12.08.2019
61° 45° 21°

123 4 5 6 7

9:37 Mo 12.08.2019

85°

32°

65° 42°

[1] - heat reception signalling [2] - temperature of return from installation [3] - temperature of charging installation [4] - preset temperature in the installation or
symbol (when heating is blocked by a signal from the main device) [5] - DHW cylinder temperature [6] - executing of heating program [7] - signalling of closed controller contact room (order to heat the room)
Device's error indication
Circulation pump operation indication (pulsating means that minimum flow is not activated) Circulation pump venting
Heating blocked by signal from master device
Heating on indication
Request for heating from foom regulator (with the internal regulator switched off)

Heat reception:
Hot water heating / DHW cylinder
Central heating system heating
Signalling of heating program implementation:
According to the daily/weekly schedule
PARTY ­ maintaining a comfortable temperature in the DHW cylinder HOLIDAY - maintaining a comfortable economical temperature or anti-freeze protection in the DHW cylinder Implementation of the frost protection program
DHW cylinder disinfection

12

SETTINGS:

8:38 Mo 12.08.2019

Adjusting boiler parameters to user preferences.
 BOILER TEMPERATURE: Target CH temperature

Settings

 DHW CYLINDER TEMPERATURE: (only available in systems with a DHW cylinder
and with switched on internal adjustment [CONFIGURATION> DHW TEMPERATURE>

REGULATION> INSIDE])

- ECONOMY TEMP. , COMFORT : setting the hot water temperature available

in schedules,

 DHW CYLINDER TEMPERATURE (only available in DHW cylinder systems with internal adjustment activated [CONFIGURATION> DHW TEMPERATURE> REGULATION> INSIDE]):

12

34

DHW CYLINDER PROGRAM

No.1

1 6:20 - 8:00

2 18:30 - 23:00

[1]- no. of time frame according to schedule (max 5)
[2]- start time of the selected temperature [3]- finish time of the selected temperature [4]- temperature selection: ,

- No. 1 ... No. 8> setting 8 of daily programs in each daily program where there are 3 editable time frames, which can have one of the room temperature sets ( , ). The procedure for setting daily programs is described in the Daily schedule.
In any other case, the economic temperature will be activated ( ). - WEEKLY: assign one of for each day of the week daily programs.  CIRCULATION PROGRAM (available only within active circulation in system DHW):

12

3

CIRCULATION PROGRAM
1 6:00 - 8:00 2 18:30 - 23:00

[1]- no. of time frame according to schedule (max 5) No.1 [2]- start time of circulation pump operation
[3]- finish time of circulation pump operation

- No. 1 ... No. 8> setting of 8 daily programs in each daily program. There are 3adjustable time intervals in which it will work circulation pump. The procedure for setting daily programs is described in the Daily schedule.
- WEEKLY: assign one for each day of the week from set daily programs.

GB-091B_f.1157

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 DISINFECTION (only available in systems with DHW): - TEMPERATURE: the value of the temperature in the cylinder during disinfection, - WEEK DAY: the day for disinfection during automatic program, - TIME: the time it takes to disinfect with automatic program, - WORKING TIME: time of disinfection (calculated from the moment the temperature
is reached disinfection), - AUTOMATIC WORK: automatic work start of disinfection at the set time (time,day
of the week), - CIRCULATION: it is possible to set disinfection of the entire installation or only
DHW, - ACTIVATE NOW: manual start of disinfection (independent of the day's or time's
set.
 TIME/ DATE: - setting of the current system time (YEAR / MONTH/ DAY / HOUR / MINUTE). - AUTOMATIC TIME CHANGE: Yes > automatic system time changeover from
summer to winter and vice versa.
 INTERFACE: - BRIGHTNESS MIN: setting of the brightness of the display in stand-by mode. - BRIGHTNESS MAX: setting of the brightness of the display during the work. - SOUND:
Yes - the sound of working dial No - there is no sound of the working dial. - DIAL SENSITIVITY: 1 - high / 4 - low.
 LANGUAGE: - the choice of menu's language.
 SYSTEM: - TYPE: EKCO.Lx3 (identity), - MSK PROGRAM: shows the version of boiler's controllers program, - PW PROGRAM: shows the version of panel's program, - MAX RATED POWER: shows the settled power of boiler, - RESET: boiler's start-up, - FACTORY SETTINGS: restore.
14

SERVICE / CONFIGURATION

8:38 Mo 12.08.2019
SERVICE/CONFIGURATION

PREVIEW OF PARAMETERS: preview of boiler's input and output signals. CONFIGURATION adaptation of the boiler to the heating system in the facility:

* Changes in the configuration menu are possible after entering an access code. When prompted for an access code, turn the navigation dial to the required code and confirm the code by pressing the dial. If you want to retract from the code request screen, hold the navigation dial or wait until
automatic return to main function screen.

Code : 987
 CENTRAL HEATING: - MAX BOILER TEMP.: maximum CH temperature
Attention: adjustment of too high temperature parameters not compatible with the type of building, central heating installation and building's insulation may lead to high exploitation costs.
- MAN the temperature of charging: set point of temperature flow CH. - BOILER PROTECTION:
Yes - if the temp of inside's sensor of boiler drops below 5, the circulation pipe will be turned-on
No - protection turned-off. The need of configuration in case of central heating installation filled in with non-freezing liquid.
 DHW CYLINDER: - HW COIL TEMPERATURE: the setting of coil's power. - REGULATION: DHW cylinder temperature control - INSIDE> according to Tcyl
sensor/ OUTSIDE> according to external thermostat (not available when OUTSIDE there are items in the menu: DHW CYLINDER TEMPERATURE, DHW CYLINDER PROGRAM, DISINFECTION and MANUAL mode). - CANCEL: turning off the function of DHW.
* If function DHW is turned-off, there will be only a possibility to turn-on.  CIRCULATION:
switching the circulation "YES" or "NO",
 PUMP: - PUMP OVER RUN: time when the pump is switched on for a short period of time
with a long standstill (blocking protection), - AUTOMATIC MODE:
Yes - works depending on the demand,
No - continuous work.
- TYPE: pump's type, - REGULATION:
CONST P. - constant pressure,

GB-091B_f.1157

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VARIABLE P. - variable pressure.
In the regulation mode (CONST P.)the pressure difference produced by the pump is maintained at the constant set level in terms of performance to pump's maximum characteristics. This type of regulation is recommended for floor heating circulations or older heating systems with pipes of larger diameters, as well as for all applications with constant characteristics. In regulation mode (VARIABLE P.) the pressure's difference produced by the pump is maintained at the level of settings changing linearly between 1/2H and H. Setting pressure differences decreases or increases depending on the flow. This regulation type is recommended for heating systems with heaters, thanks to which flow noise in thermostatic valves is reduced. - VENTING: TURN ON / CANCEL During venting procedure (10 min) the pump works alternately with a maximal and minimal rotation speed. Thanks to this air bubbles are concentrated and easier to remove from the installation.
- H MAX- pump's raising height  MAX RATED POWER: the setting of boiler's rated power.  PRESSURE SENSOR:
No - switching the control off- pressure control should be switched off only when boiler works in the open installation.
Exit any menu item by pressing ,,END" or by pressing and holding the navigation dial.
When not operated by the user, main function screen will appear after about 3 min.

PARTY / HOLIDAY
8:38 Mo 12.08.2019
PARTY/HOLIDAY

Fast switching algorithm of work depending on the needs.
 PARTY: SET DURATION TIME (from 1 to 24 hours or until the user's change).
 HOLIDAY: SET DURATION TIME (from 1 to 60 days or until the user's change).

* if any of the above modes is turned on, after entering the ,,PARTY/ HOLIDAY" we can turn it off. * the symbol of the activated mode is signalled on the main function screen.

16

Daily schedule:

1 23 456

DHW CYLINDER PROGRAM

No1

1 6:00 - 9:15

2 15:20 - 22:15

END

[1] - time period panel [2] - no. of time frame according to schedule
(max 5) [3] - start time [4] - finish time [5] - temperature selection (applies to DHW
cylinder) [6] - command (active when editing):
accept delete add

For the hot water circuit in the daily schedule, the start time is defined (3) and the end time (4) of keeping the selected temperature (5) in the tank. Outside the set time intervals, the temperature will be maintained in the tank economic. The start time is set in the schedule
for the circulation circuit and end of circulation pump operation.
To change the parameters for the daily schedule select chosen program number and
press navigation dial.
The first parameter flashes (starting time) - use the navigation dial to set the new time frame value (hour and minutes separately) by turning the dial left/right and confirm it by pressing the dial again. At the same time next screen starts to flash allowing edition of next parameters (finishing time). Last editable position is a command. In order to save changes select command `save' and press the dial to finish editing. To delete selected time frame start editing chosen time frame and by pressing the dial go to command position,
select command `delete' and press the dial. To add new time frame, select last defined time frame and by pressing the dial go to command position, select command `add'
and press the dial to add new time frame (edition of new time frames described above).

DHW CYLINDER PROGRAM
1 0:00 - 23:59
DHW CYLINDER PROGRAM
1 6:00 - 9:15 2 15:20 - 22:15 END

If there are no defined time frames, then after

No3

selecting ,,new" the time frame 00:00am to

23:59pm will be set, which should be edited in

accordance with user's needs.

The daily program will be saved to the boiler's

No1

settings by pressing the command ,,END".

GB-091B_f.1157

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Technical data

Max. pressure

MPa

0,3 (3 bar)

Min. pressure (concerns to the closed system) MPa

0,05 (0,5 bar)

Outlet temperature

°C

20 ÷ 85

Max. temperature

°C

100

Dimensions (height x width x depth)

EKCO.LN3 mm
EKCO.L3

716 x 316 x 235 716 x 316 x 191

Weight

EKCO.LN3 kg
EKCO.L3

~20,5 ~15,8

Boiler's connections

G 3/4" (inside thread)

Expansion vessel

EKCO.LN3

l

~5

Safety class

IP 22

18

Boiler

4 / 6 / 8

Rated power

kW 2

4

6

8

4

6

8

Rated voltage

230V~

400V 3N~

Rated current

A 8,7 17,4 26,1 34,8 3x5,8 3x8,7 3x11,6

Min. power supply cable cross-section

mm2

Max. power supply cable cross-section

mm2

Max. allowed network impedance



3x2,5

3x4 3x6

5 x 16

0,27 0,17 0,15

5x2,5 0,27

Boiler
Rated power
Rated voltage
Rated current
Min. power supply cable cross-section Max. power supply cable cross-section Max. allowed network impedance

12 / 16 / 20 / 24

kW

12

16

20

24

400V 3N~

A 3x17,4 3x23,1 3x28,8 3x34,6

mm2 5 x 2,5 mm2

5 x 4 5 x 16

5 x 6



0,27

0,13

GB-091B_f.1157

19

KOSPEL S.A. 75-136 Koszalin, ul. Olchowa 1 tel. +48 94 31 70 565 serwis@kospel.pl www.kospel.pl


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