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Ecotherm EDRE, Operating And Maintenance Instructions Manual

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Ecotherm EDRE Operating And Maintenance Instructions Manual Download Page 25

25

ECOTHERM

Heat transfer solutions

®

Operating Instructions High Capacity Water Heaters Models EHRE/EHPE & EDRE - ELC 11

7.1   General buttons

In general the grey buttons are buttons with information. The violett ones are deposited with functions!

Acknowledgement key (Enter)

Back (one level higher)

Closes an active application

onwards to page 2

Back to page 1

scroll to left

Zoom out of a graphic

Zoom into a graphic

Back to main page

scroll to right

7. Control Unit Description and operation ELC 11

Delete number
increase number
Decrease number
enter

Control unit Description and operation elC 11

Summary of Contents for EDRE

Page 1: ...Transfer Solutions ECOTHERM Operating and Maintenance Instructions www ecotherm com Model EDRE steam water Model EHRE EHPE heating water Models EHRE EHPE EDRE Microprocessor Control ELC 11_V 1 0 High...

Page 2: ...ontent 7 9 2 5 Packaging 10 2 6 Compliance statement 10 3 Installation and assembly 11 3 1 Space requirement 11 3 1a Requirement of more space for additional tanks 11 3 2 Installation 12 3 3 Heat exch...

Page 3: ...ing in intervalls 33 7 3 2 5 12 Setting of control unit 33 7 3 2 5 13 Slide operation 34 7 3 2 5 14 Boiler return limitation 34 7 3 2 5 15 Sensor equalisation 34 7 3 3 Occurences Journal 35 7 3 4 Tren...

Page 4: ...pressure aeration Ecotherm recommends that a closed expansion vessel with pressurised fill up be fitted to the pri mary circuit 1 1 5 Secondary circuit expansion vessel An expansion vessel connected...

Page 5: ...ity heater the technical specification should be checked to ensure safe and proper use In the event of the Ecotherm high capacity water heater being damaged or functioning unsatisfactorily please refr...

Page 6: ...s max length 2 m shall be at least that of the safety valve The outlet of the safety valve should flow into an tundish to enable observation and the drainage piping should be arranged to ensure that a...

Page 7: ...eed turbulent flow and optimum heat transfer The constantly oscillating rod prevents lime scale deposits during charging and ensure the self cleaning effect A microprocessor controller controls the ch...

Page 8: ...n 16 Safety valve 17 Galvanic isolating union 18 Non return valve 19 Differential pressure sensor 20 Dirt filter for steam 21 Condensate drain and steam blocker for steam 22 Motorised control value fo...

Page 9: ...17 T1 HE feed Heating off Heating on T4 T3 T5 3 5 19 Pp 8 4 7 18 9 9 11 HW feed HW return HE return SV P1 P2 9 Air vent 17 17 9 9 14 10 9 Z WW Circulation Scope of delivery Ring heating line return Ri...

Page 10: ...ot water storage tank with connectors and rating plate for tank Fibre fleece insulation with a casing made of synthetic material Tube bundle heat exchanger with connecting pipework and support leg mic...

Page 11: ...ank installation the following minimum clearances shown in the following drawings should be provided 3 1a Space requirement for additional tanks For Ecotherm water heater models with more than one sto...

Page 12: ...k unit rating plate Item 5 below the heat exchanger rating plate r h side of controller 3 3 Heat exchanger assembly Connect the heat exchanger block Item 6 to the tank via the flange connections Item...

Page 13: ...0 300 440 1290 1190 1670 2030 2500 115 280 300 440 1290 1190 1670 2540 3000 115 280 300 440 1290 1190 1670 2580 4000 115 280 300 440 1290 1190 1670 2610 5000 115 280 300 440 1290 1190 1670 2620 Instal...

Page 14: ...in DIN 4573 part 1 section 6 3 1 In addition the cold water inlet should be fitted with a backflush filter with 50 60 m mesh Connections should be pressure resistant The operating pressure stated on t...

Page 15: ...1 1 2 DN40 WT65 200 350kW KVS Value 25 max closing pressure 4 6 bar Honeywell V5011R1091 Honeywell V5013R1099 2 DN50 WT80 375 500kW KVS Value 40 max closing pressure 2 6 bar Heat exchanger capacity kW...

Page 16: ...ons for electrical connections must be observed Electrical installation must be carried out by qualified specialist personnel A mains power multi poled circuit breaker must be connected Rating 16A slo...

Page 17: ...50 450 1450 230V EH 475 475 1600 230V EH 500 500 2670 230V 400V EH 550 550 2670 230V 400V EH 600 600 2670 230V 400V 5 2 Electrical loading 5 3 Electrical connection diagram Figure 7 3 4 5 6 7 8 3 4 5...

Page 18: ...B C D E A B C D E 17 19 X1 230VAC X2 X3 X4 X5 X6 X7 X8 X9 X10 X11 X12 X13 Netz 230V Pp Ps Ventil Sp lung 1 Sp lung 2 Sp lung 3 Sp lung 4 Reserve 1 Reserve 2 Brenner Pot frei St rung Pot frei 1 L 2 N...

Page 19: ...M5 08 X4 230 V AC Relay output secondary pump 3 poled connector Ph nix RM5 08 PIN ALLOCATION 230V AC RELAY OUTPUT X3 230 V AC Relay output primary pump 3 poled connector Ph nix RM5 08 Pin Signal Funct...

Page 20: ...wire Yellow green X8 230 V AC Relay output external flushing 3 4 poled connector Ph nix RM5 08 Pin Signal Function Cable YSLY JZ 3x1 1 LRO7_NC RO7 External Flushing 3 NC 2 LRO7_NO RO7 External Flushi...

Page 21: ...able YSLY JZ 3x1 Option 1 LRO11_C RO11 Burner demand C 1 2 LRO11_NO RO11 Burner demand NO 2 X13 230 V AC Relay output fault isolated 2 poled connector Ph nix RM5 0 Pin Signal Function Cable YSLY JZ 3x...

Page 22: ...X18 24V DC Digital input temperature control primary pump 3 poled connector Ph nix RM3 5 Pin Signal Function Cable YSLY JZ 2x1 1 24V2 24V DC 1 2 DI6 DI6 temperature control 2 secondary pump 3 GND GND...

Page 23: ...om CPU 4 poled connector Ph nix RM5 08 Pin Signal Function J Y ST Y 2x2x0 8 1 24V1 24V DC Red 2 CAN_A CAN_A CAN_A 3 CAN_B CAN_B CAN_B 4 GND GND GND X29 CAN Bus OUT To external heater circuit modules 2...

Page 24: ...ging On the tank open the shut off valves for ventilation hot water discharge circulation pipeline in connection to the tube bundle heat exchanger Close the drain valve open the cold water shut off va...

Page 25: ...The violett ones are deposited with functions Acknowledgement key Enter Back one level higher Closes an active application Onwards to page 2 Back to page 1 Scroll to left Zoom out of a graphic Zoom in...

Page 26: ...terminal A touch screen is used for the input of process data and parameters The outlet is done via a 5 7 VGA TFT colour display An internal Compact Flash is used as a storage media for operating syst...

Page 27: ...rd input is necessary for changing parameters For entering the four digit code you have to push the violett button on the right side of Key word enter Afterwards a window for the key word entry is ope...

Page 28: ...touch screen is only allowed to be cleaned with a moisty and soft blanket For moistening the blanket please use a monitor detergent such as an antistatic foam cleaner water with dish detergent or alc...

Page 29: ...that the network settings can be setted up in the control If you push the button back the old network settings remain valid 7 3 1 10 Data management Operating parameters and service data can be saved...

Page 30: ...the pre heating temperature T4 for starting the condition CHARGING 5 C 199 C Safety level 1 7 3 2 5 3 Max boiler temperature Adjusting of the temperature for releasing the alarm HZVL too high T4 Safet...

Page 31: ...the boiler Clamps 1 and 2 of K1 have to be connected absolutely with a wire jumper or linked at a telecontrol see schematic diagram at chapter 5 3 7 3 2 5 5 Legionella temperature The temperature of t...

Page 32: ...long as the plant is shut into the operating mode STAND BY In the next buttons the lenghts of both flushing function varieties can be adjusted The version singular flushing runs first afterwards the...

Page 33: ...s charging procedure is setted up consistent mortise joint Now the P amount has to be increased as long as a continuous deviation of maximum 2 C sets up avoid overswinging which means if for instance...

Page 34: ...afety level 1 7 3 2 5 14 Boiler return flow Limitation Some district heating plants request a guaranteed maximum return flow temperature of the primary circuit If the return flow temperature stays lon...

Page 35: ...t 24 hours Output of trend figures via the USB port With the button Setup you can control the illustration of the trend display graphic Sicherheitsstufe 0 At pushing this button button shows a green r...

Page 36: ...e Safety level 0 Make out a new pressure difference average value 7 3 6 Alarms Failure messages and troubleshooting In the main display below the alarm buttons please find the failure messages The hig...

Page 37: ...ctively pump function A 005 A 006 A 007 A 008 A 009 Failure sensor T1 Failure sensor T2 Failure sensor T3 Failure sensor T4 Failure sensor T5 Failure messages if the temperature sensor is deffect or n...

Page 38: ...olled and monitored with the ELC11 8 Heat pump operation Picture Touchscreen input unit ELC 11 of the high capacity water heater Event Journal 7 3 3 page 34 Service pages 7 3 1 pages 26 28 Parameter i...

Page 39: ...in the service menu see 7 3 2 5 12 Here too the window is extended by the parameters for the heat pump Safety level 3 8 2 4 Sensor adjustment Sensor calibration see 7 3 2 5 15 This is extended by the...

Page 40: ...entered The primary pump and the secondary pump are running and the valve is opened in order to cool down the primary circuit and the boiler After expiration of the setted follow up time the system is...

Page 41: ...ary pumps Set the thermostat to max 45 C and limit the boiler input temperature to 60 C 9 8 Limiting boiler return temperature see 7 3 2 5 14 Some district heating companies require a guaranteed maxim...

Page 42: ...engine valve of the cold water intake opens first and after wards time delayed the engine valve of the cold water outtake The duration of how long the cold water valves stay open respectively the requ...

Page 43: ...unction of limit switch valve between boiler and heat exchanger Attention please take note of the position of the actuator and valve otherwise the function of the system is interrupted Actuator at 0 V...

Page 44: ...g about the position of the valve because of the fact that the ball valve can be turned around to the actuator External cold water exscaling Figure 48 Figure 49 Figure 50 Description Amount nos Item n...

Page 45: ...rs and proximity switch connections Check electric connections 11 2 Start up Turn on the power supply at the main switch Turn the system modus on automatic The control valve will open now and the syst...

Page 46: ...emove the flange cover Item 2 Lime scale deposits and contamina tion can be flushed out via the drain valve Re fit the flange cover after cleaning check condition of gasket Item3 and replace if requir...

Page 47: ...g OFF T2 above 30 90 C 55 C 7 3 2 5 8 Set charging ON T4 above T3 50 50 C 7 C 7 3 2 5 9 Set descale internal T3 T4 external Internal External Internal 7 3 2 5 9 Set descale ON temp T3 T4 above 40 99 C...

Page 48: ...Hot water supply to boiler HWVorl Inlet from boiler HWR ckl Supply to boiler 1 Hot water tank 2 Flange i 190 mm 3 Heat exchanger 4 Primary pump Not included at steam 5 Secondary pump 6 Shut off valves...

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