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40

Subject to change without notice  |  83054200iUK  |  ait-deutschland GmbH

LW 251 A

a

b

c

Legend:

Equipement

3~N/PE/400V/50Hz

3~N/PE/400V/50Hz

E20

E21

E22

E23

F3

F4

G1

M

1

M

2

Q

1

Q

2

Q

5

Q11

Q21

S10

S11

X8

X9

X10

-X9

ZW1

VENT1

VD1

VD2

VD1

VD2

ZW1

UK

Function

Power supply compressor; right-hand rot. field is mandatory!

Power supply aux. heating

Sump heating for compressor 1

Sump heating for compressor 2

Auxiliary heating

Nozzle heating fan

Motor protection fan

Fan fuse 6.3 A

Fan`

Compressor

Compressor

Contactor for compressor 1

Contactor for compressor 1

Contactor for auxiliary heating

Starting current limit compressor

Starting current limit compressor

Thermostat Sump heating for compressor 1

Thermostat Sump heating for compressor 2

Distribution box power supply output compressor

Distribution box power supply additional heating

Terminal in switch box heat pump

-Q5

-E22

817344c

-X8

-Q1

-Q11

3~

-M1

-S10

-Q1

-E20

-Q2

-Q21

3~

-M2

-S11

-Q2

-E21

1~

-G1

-F3

-E23

-F4

-X10

1

23

45

678

12

8

A

B

C

D

E

F

A

B

C

D

E

F

Blatt

Bl.

1

3

3

45

67

AIT

817344

Stromlaufplan

ait-deutschland GmbH

ÄM028/2010

ÄM012/2011

ÄM066/2015

10.08.2010

28.04.2011

15.12.2015

AP

AP

AP

3~N/PE/400V/50Hz

1L1
1L2
1L3
1N
1PE

/2.B7

1
3
5

2
4
6

3~N/PE/400V/50Hz

L1
L2
L3
N
PE

/2.B4

1
3
5

2
4
6

L1
L2
L3

U

V

W

T1
T2

VD1

T3
PE

/2.B4

21

22

/2.B5

1
3
5

2
4
6

L1
L2
L3

U

V

W

T1
T2

VD2

T3
PE

/2.B5

21

22

br

D1
GND

E1

bl
PE

+10V
+24V

N

L Reg

/2.B1

N Reg

/2.C1

E23

/2.B1

0-10V

/2.B1

DIn

/2.B1

GND

/2.B1

+10V

/2.B1

+24V

/2.B1

PE

/2.C1

M

M

M

Änderung

Datum

Datum

Bearbeiter

Geprüft

Norm

Name

15.12.2015

Pfleger

R.

1

2

3

4

gn/ge

sw

ZW1

1

2

3

4

5

6

PE

sw

br

br

ws

ws

1

2

3

4

gn/ge

-M1

1

2

3
PE

4

5

-M2

123

PE

4

5

-G1

wt
wt

1

2

PE

3

4

1234

5

Circuit diagram 1/3

LW 251A

Содержание LW 140A

Страница 1: ...UK 83054200iUK Air Water Heat Pumps Outdoor installation Operating Manual LW 140A LW 251A...

Страница 2: ...k on or operate the unit Treat all con stituent parts confidentially The information contained herein is protected by copyright No part of this oper ating manual may be reproduced transmitted copied s...

Страница 3: ...0 Circulating pumps 14 21 Water heating 14 22 Hot water tank 14 23 Electrical connections 15 24 Rinsing filling and bleeding the system 16 25 Insulating the hydraulic connections 17 26 Set the overflo...

Страница 4: ...The operating manuals supplied with the product are intended for all users of the product The operation of the product via the heating and he at pump control and work on the product which is in tende...

Страница 5: ...heat source Do not restrict or block the air conducting sides Dimensional drawings from page 27 and In stallation plans from page 29 for respective unit model WARNING Never switch on unit if air flow...

Страница 6: ...page 20 10 Operating principle of heat pumps Heat pumps operate on the principle of a refrigera tor the same technology only with the opposite effect The refrigerator extracts heat from foods which i...

Страница 7: ...ent through low emissions and reduced prima ry energy use You can operate and control the heat pump system with the control element of the heating and heat pump regulator NOTE Make sure that the contr...

Страница 8: ...very from page 22 Accessories necessary for operation IMPORTANT Use only original accessories from the manu facturer of the unit Heating and heat pump controllers as wall mounted controllers or integr...

Страница 9: ...area of the heat pump is permeable to water 16 2 Transport to installation site To prevent damage during transport always transport the unit to final installation site in its original packaging using...

Страница 10: ...st be lifted with a crane 1 Remove side laths on the wooden pallet 2 Guide lifting straps under the unit Insert laths or beams between the lifting straps and the unit in order to prevent damage to the...

Страница 11: ...the air flow baffles WARNING Unit has rotating parts For safety reasons mount the two air flow baffles on the unit before continuing with any other work 1 If you have not already done so remove lower...

Страница 12: ...nit and afterwards attach the lower facing pan els see Electrical connection work Heat pump side connection of control and sensor wires 6 4 Install air flow baffles IMPORTANT Remove the protective she...

Страница 13: ...nit 1 Install the outside pipes of the heating circuit be neath the frost line 2 Install shut off devices for the hot water outflow forward flow and hot water inflow return flow on the heat pump side...

Страница 14: ...Heating circuit section In mono energetic air water systems integrate the buf fer tank in the heating water outflow forward flow before the overflow valve 20 Circulating pumps CAUTION Always note the...

Страница 15: ...and sensor wires They are connected at the electric switch box on the switch box side of the heat pump 1 Screw control and sensor wires to the two con nectors on the side of the electric switch box 2...

Страница 16: ...2 8 5 Fill the system with deionised heating water VE water or with water corresponding to the VDI 2035 norm only low salt operation of the system 2 Guide control and sensor wires inside the unit thro...

Страница 17: ...itioning substances is of decisive importance Therefore they should be monitored regularly using appropriate water test equipment Rinsing filling and bleeding 1 Rinse and fill the heating circuit and...

Страница 18: ...t pump must be equipped with an all pole automatic circuit breaker with at least 3 mm contact spacing to IEC 60947 2 The heating circuit is flushed filled and thoroughly vented All valves and shut off...

Страница 19: ...ng to EU regulation EC 517 2014 leak inspections and maintenance of a log book are required by law for certain heat pumps Log book for heat pumps Section Information on use of the log book The compone...

Страница 20: ...electronic components in keeping with environmental considerations 29 Malfunctions In the event of a malfunction you can detect the cause of the malfunction via the diagnostic program of the heating a...

Страница 21: ...21 Subject to change without notice 83054200iUK ait deutschland GmbH...

Страница 22: ...l unit data Dimensions see dimensional drawing for the specified unit size unit size Total weight kg Connections Heating circuit Heat source Refrigerant Refrigerant type Quantity kg Free cross section...

Страница 23: ...9 6 3 813515d LW 251A 27 3 3 9 14 1 4 2 26 1 3 3 13 7 3 4 24 0 l 3 6 13 2 l 3 8 29 2 4 0 14 2 4 5 19 4 I 2 8 10 1 2 9 20 50 20 35 A 7 60 57 65 7800 2500 5000 6200 0 12 5000 5 540 R5 4 AG R407C 9 8 30...

Страница 24: ...22 24 26 28 30 20 15 10 5 0 5 10 15 20 25 30 35 Temp C 35 C 1VD 50 C 1VD COP 1 2 3 4 5 6 7 20 15 10 5 0 5 10 15 20 25 30 35 Temp C Pe kW 2 3 4 5 6 20 15 10 5 0 5 10 15 20 25 30 35 Temp C p bar 0 0 0...

Страница 25: ...28 30 32 34 36 20 15 10 5 0 5 10 15 20 25 30 35 Temp C 35 C 1VD 50 C 1VD 35 C 2VD 50 C 2VD COP 1 2 3 4 5 6 7 20 15 10 5 0 5 10 15 20 25 30 35 Temp C Pe kW 2 3 4 5 6 7 8 9 10 20 15 10 5 0 5 10 15 20 2...

Страница 26: ...0 42 44 46 48 20 15 10 5 0 5 10 15 20 25 30 35 Temp C 35 C 1VD 50 C 1VD 35 C 2VD 50 C 2VD COP 1 2 3 4 5 6 7 20 15 10 5 0 5 10 15 20 25 30 35 Temp C Pe kW 2 3 4 5 6 7 8 9 10 11 12 13 20 15 10 5 0 5 10...

Страница 27: ...rlauf R 1 1 4 2 Heizwasser Eintritt R cklauf R 1 1 4 3 Kondensatschlauch Au en 36x3 4 Grundplatte LR Luftrichtung A B 4 3 2 1 A B C D E F 4 3 2 1 Zust nde Schutzvermerk ISO 16016 beachten M 0 Key UK81...

Страница 28: ...uf R 1 1 4 2 Heizwasser Eintritt R cklauf R 1 1 4 3 Kondensatschlauch Au en 36x3 4 Grundplatte LR Luftrichtung A B 5 4 3 2 1 A B C D E F 4 3 2 1 Zust nderungste Schutzvermerk ISO 16016 beachten M 007...

Страница 29: ...3 2 1 a Zust P P Legend UK819377a All dimensions in mm A Front view C Top view Minimum clearances 1 Recess in base 2 Local heat pipe for heating water forward return flow 3 Empty pipe for electric cab...

Страница 30: ...N 34 beachten A B C D E F 4 3 2 1 Zus Legend UK819378 All dimensions in mm A Front view C Top view Minimum clearances 1 Recess in base 2 Local heat pipe for heating water forward return flow 3 Empty p...

Страница 31: ...t be ob served facing away from the coast prevailing wind direction 9 in a sheltered area near a wall 9 not in open areas 9 not in sandy surroundings to avoid the influx of sand on the seaward side 9...

Страница 32: ...32 Subject to change without notice 83054200iUK ait deutschland GmbH LW 140A LW 251A Row tank...

Страница 33: ...33 Subject to change without notice 83054200iUK ait deutschland GmbH Separate buffer tank LW 140A LW 251A...

Страница 34: ...mfort board Expansion board 29 Dirt trap 0 6 mm mesh 15 Mixer circuit three way mixer MK2 3 discharge r o t a l u g e r e c n e r e f f i d e r u t a r e p m e T 7 1 l a n o i t p o g n i l o o c r o...

Страница 35: ...1 TB1 9 B10 A MA1 MIS GND TA Function EVU 1 N PE 230V 50Hz GND TRL Overload protection internally wired TB1 L1 TA A1 HUP Heat pump Cut out controller unit X52 PE 10 3 N PE 400V 50Hz 6 HUP UK831170 A2...

Страница 36: ...Distribution box power supply additional heating Terminal in switch box heat pump Q5 E22 817333c X8 Q1 Q11 3 M1 S10 Q1 E20 1 G1 F3 E23 F4 X10 1 2 3 4 5 6 7 8 1 2 8 A B C D E F A B C D E F Blatt Bl 1...

Страница 37: ...mperature limiter heating element Terminal in switch box heat pump Plug on switch box heat pump control line Plug on switch box heat pump gauge line R51 817333c X10 F1 Q1 1800 Ohm 3 74 kOhm 6 19 kOhm...

Страница 38: ...n box power supply output compressor Distribution box power supply additional heating Terminal in switch box heat pump Q5 E22 817334c X8 Q1 Q11 3 M1 S10 Q1 E20 Q2 Q21 3 M2 S11 Q2 E21 1 G1 F3 E23 F4 X1...

Страница 39: ...ating element Terminal in switch box heat pump Plug on switch box heat pump control line Plug on switch box heat pump gauge line 817334c X10 F1 Q1 1960 Ohm 3 74 kOhm 6 19 kOhm Q2 K3 X10 K10 STB Q5 F2...

Страница 40: ...n box power supply output compressor Distribution box power supply additional heating Terminal in switch box heat pump Q5 E22 817344c X8 Q1 Q11 3 M1 S10 Q1 E20 Q2 Q21 3 M2 S11 Q2 E21 1 G1 F3 E23 F4 X1...

Страница 41: ...nal in switch box heat pump Plug on switch box heat pump control line K5 817344c K4 X10 R50 4 64 kOhm 5 62 kOhm 7 50 kOhm R51 R52 X10 F1 Q1 Q2 K3 K4 K5 X10 K10 STB Q5 F2 B10 1 2 3 4 5 6 7 8 1 2 8 A B...

Страница 42: ...sensor Hot gas sensor Encoding resistor Plug on switch box heat pump gauge line 817344c R5 R6 2200 Ohm R3 X10 R10 R2 1 2 3 4 5 6 7 8 1 2 8 A B C D E F A B C D E F Blatt Bl 3 3 3 4 5 6 7 AIT 817344 Str...

Страница 43: ...15031941 100545 15031941 LW 81A HT 1 LW 101A HT 2 LW 121A HT 2 LW 140A HT 2 100543 15031941 Designated position confirms that the following designated device s as designed and marketed by us fulfill t...

Страница 44: ...ait deutschland GmbH Industriestra e 3 D 95359 Kasendorf E info alpha innotec de W www alpha innotec de alpha innotec an ait deutschland GmbH brand UK...

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