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A-VII

App

e

ndix

3.4

3.4 Legend LA 9MS

C1

Running capacitor, compressor

C3

Running capacitor, Fan

E3

Pressostat, defrost end

E4

Nozzle ring heater, fan

F4

Pressostat, high pressure

F5

Pressostat, low pressure

F7

Thermostat, hot gas monitoring

F23

Winding shield, fan

K2

Power relay, fan

K25

Start relay compressor

M1

Compressor

M2

Fan

N1

Heat pump manager

N7

Soft start control for compressor

R9

Flow sensor,

W1

Control lead / heat pump manager

X1

Terminal strip: load terminal

X2

Terminal strip: internal wiring 230 V

X3

Terminal strip: internal wiring <25 V

X4

Plug connector, control lead/heat pump

X5

Terminal strip: compressor

X8

Plug connector, control lead/
heat pump manager (U<25V)

X11

Plug connector, control lead/
heat pump manager (U =230V)

Y1

4-way reversing valve

#

Wirenumbers

––––––

Wired ready for use

- - - - - -

To be connected by the customer

Summary of Contents for LA 9MS

Page 1: ...LA 9MS Air to Water Heat Pump for Outdoor Installation Installation and Operating Instructions 8 60189 0 ISSUE 1 ...

Page 2: ... 2 Switch Box 3 3 3 Heat Pump Manager 4 4 Transport 4 5 Set UP 4 5 1 General Information 4 5 2 Condensed Water Pipe 4 6 Installation 5 6 1 General Information 5 6 2 Heating System Connection 5 6 3 Electrical Connection 5 7 Start UP 6 7 1 General Information 6 7 2 Preparation 6 7 3 Procedure 6 8 Maintenance Cleaning 6 8 1 Maintenance 6 8 2 Cleaning the Heating System 7 8 3 Cleaning the Air System 7...

Page 3: ...on of conformity When connecting the heat pump to the power supply the rele vant VDE EN and IEC standards are to be fulfilled Any further connection requirements stipulated by local utility companies must also be observed When connecting the heating system all applicable regulations must also be adhered to Persons especially children who are not capable of operating the device safely due to their ...

Page 4: ...ifier heat ex changer Electrical energy is used to raise the temperature of the heat in the environment to a higher level Because the energy extracted from the air is transferred to the heating water this type of device is called an air to water heat pump The air to water heat pump consists of the main components evaporator ventilator and expansion valve as well as the low noise compressor liquifi...

Page 5: ...rds direction Be careful not to damage any components when inserting the pipes through the frame At the installation location 8 black dust caps which are included in the packaging of the device must be snapped into the trans port holes 5 Set UP 5 1 General Information The device should always be installed on a permanently smooth even and horizontal surface The entire frame should lie directly on t...

Page 6: ...flow valve is described in the Chapter Start Up When the minimum flow rate is under shot drastically the plate steel exchanger in the refrigerating cycle can freeze which can lead to total loss of the heat pump NOTE The use of an overflow valve is only recommended for panel heating and a max heating water flow of 1 3 m h System faults may result if this is not observed Antifreeze A method of manua...

Page 7: ...wing table for the current heat source temperature The temperature spread should be measured as close as possible to the heat pump The heating element of mono energy systems should be disconnected during start up At hot water temperatures under 7 C start up is not possible The water in the buffer tank must be heated to a minimum of 18 C with the second heat generator To ensure a problem free start...

Page 8: ...gulations of the employers liability insurance associations must be adhered to If in doubt contact the manufacturer of the chemicals 8 3 Cleaning the Air System Evaporator ventilator and condensate outflow should be cleaned of contamination leaves twigs etc before the heating period Do this by opening the front of the heat pump The bottom should be opened first followed by the top ATTENTION Before...

Page 9: ... minimum m h Pa 0 7 1600 4 2 Heat output COP4 4 With maximum heating water flow EN 14511 at A 7 W35 kW 5 7 2 8 at A2 W35 kW 7 9 3 4 at A7 W35 kW 9 5 3 9 at A7 W55 kW 8 2 2 9 at A10 W35 kW 10 4 4 2 4 3 Sound power level according to EN 12102 dB A 63 4 4 Sound pressure level at a distance of 10 m5 dB A 5 The specified sound pressure level corresponds to the operating noise of the heat pump in heatin...

Page 10: ... 3 Circuit Diagrams A IV 3 1 Control LA 9MS A IV 3 2 Load LA 9MS A V 3 3 Circuit Diagram LA 9MS A VI 3 4 Legend LA 9MS A VII 4 Hydraulic Plumbing Diagrams A VIII 4 1 Mono energy system and dual differential pressureless manifold A VIII 4 2 Mono energy system with two heating circuits and domestic hot water preparation A IX 4 3 Legend A X ...

Page 11: ... 790 1 2m 1 2m 1 2m 1 2m 0 03m 0 27m 0 03m 0 12m 0 79m 0 69m 1 2 3 Base area and minimum clearances Main wind direction with free standing installation Direction of air flow Direction of air flow 1 Heating water flow Output from heat pump R1 2 Heating water return flow Input into the heat pump R1 3 Feedthrough area Electrical lines condensate Operating side ...

Page 12: ...N DWHU RXWOHW WHPSHUDWXUH RW ZDWHU YROXPH IORZ Pñ K LU LQOHW WHPSHUDWXUH LQ 3UHVVXUH ORVV LQ 3D LU LQOHW WHPSHUDWXUH LQ LU LQOHW WHPSHUDWXUH LQ RHIILFLHQW RI SHUIRUPDQFH LQFO SRZHU LQSXW WR SXPS HDWLQJ ZDWHU IORZ UDWH LQ P K 3RZHU FRQVXPSWLRQ LQ N LQFO SRZHU LQSXW WR SXPS RQGHQVHU ...

Page 13: ...www dimplexrenewables co uk A IV Appendix 3 1 3 Circuit Diagrams 3 1 Control LA 9MS G 7 3 3 5 5 1 3 0 7 7 7 7 1 1 1 ...

Page 14: ...A V Appendix 3 2 3 2 Load LA 9MS 1 3 a 1 3 9 6 5 0 a 1 5 5 6 21 0 1 1 0 8 3 a 0 8 7 7 ...

Page 15: ...www dimplexrenewables co uk A VI Appendix 3 3 3 3 Circuit Diagram LA 9MS 1 8 9 8 d 9 1 a 1 3 9 3 1 ...

Page 16: ... Compressor M2 Fan N1 Heat pump manager N7 Soft start control for compressor R9 Flow sensor W1 Control lead heat pump manager X1 Terminal strip load terminal X2 Terminal strip internal wiring 230 V X3 Terminal strip internal wiring 25 V X4 Plug connector control lead heat pump X5 Terminal strip compressor X8 Plug connector control lead heat pump manager U 25V X11 Plug connector control lead heat p...

Page 17: ...www dimplexrenewables co uk A VIII Appendix 4 1 4 Hydraulic Plumbing Diagrams 4 1 Mono energy system and dual differential pressureless manifold ...

Page 18: ...A IX Appendix 4 2 4 2 Mono energy system with two heating circuits and domestic hot water preparation ...

Page 19: ...valve Three way mixer Air to water heat pump Heat pump manager Buffer tank connected in series Hot water cylinder E9 Hot water flange heater E10 1 Immersion heater M13 Heat circulating pump for main circuit M15 Heat circulating pump for heating circuit 2 M16 Auxiliary circulating pump M18 Hot water loading pump M22 Mixer for heating circuit 2 N1 Heat pump manager R1 External wall sensor R2 1 Addit...

Page 20: ...ts validity if the device s is are modified Description Heat Pump Type Air to Water Model LA 9MS EC Directives Low voltage directive 2006 95 EC EMC directive 2004 108 EC Pressure equipment directive 97 23 EC Applied Standards EN 60335 1 2002 A11 A1 A12 corr A2 2006 EN60335 1 A13 2008 EN60335 2 40 2003 A11 A12 A1 corr A2 2009 EN55014 1 2006 EN55014 2 1997 A1 2001 EN61000 3 2 2006 EN61000 3 3 1995 A...

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