UK
83062500eUK – Translation of the original operating manual
Supplement to Operating Manual
Device Information
LWD 50A/(R)SX, LWD 70A/(R)SX
Air/Water Heat Pumps
Dual / Outdoor Installation
2
Subject to change without notice | 83062500eUK – Translation of the original operating manual | ait-deutschland GmbH
Please read rst
The “Model Device Information” is an integral part of
the product. It supplements the operating manual “Air/
Water Heat Pump, Outdoor Installation”. In addition to
this “Model Device Information”, the operating manual
“Air/Water Heat Pumps, Outdoor Installation” must al-
so be available to you.
Since this “Model Device Information” was written for
several dierent models of the unit, always comply
with the parameters for the respective model.
The “Model Device Information” is intended only for
persons assigned to work on or operate the unit. Treat
all constituent parts condentially. The information
contained herein is protected by copyright. No part of
this information may be reproduced, transmitted, cop-
ied, stored in electronic data systems or translated into
another language, either wholly or in part, without the
express written permission of the manufacturer.
3
Subject to change without notice | 83062500eUK – Translation of the original operating manual | ait-deutschland GmbH
Contents
INFORMATION FOR OPERATORS AND
QUALIFIED SPECIALISTS
Please read rst ........................................................ 2
INFORMATIONS FOR QUALIFIED
TECHNICIANS
Technical data/scope of delivery
LWD 50ASX, LWD 70ASX ................................... 4
LWD 50A/RSX, LWD 70A/RSX ............................ 6
Performance curves
LWD 50ASX ......................................................... 8
LWD 70ASX ......................................................... 9
LWD 50A/RX Heating mode .............................. 10
LWD 50A/RX Cooling mode ...............................11
LWD 70A/RX Heating mode .............................. 12
LWD 70A/RX Cooling mode .............................. 13
Circuit diagrams
LWD 50ASX/ARSX, LWD 70ASX/ARSX ............ 14
4
Subject to change without notice | 83062500eUK – Translation of the original operating manual | ait-deutschland GmbH
Gerätebezeichnung
Heat pump type Brine/water ı Air/water ı Water/water • applicable ı — not applicable
Installation location Indoors ı Outdoors • applicable ı — not applicable
Conformity CE
Performance data Heating capacity/COP at
A7/W35 Standard point acc. to EN14511
2 compressors
1 compressor
"kW ı …
kW ı …"
A7/W45 Standard point to EN14511
2 compressors
1 compressor
"kW ı …
kW ı …"
A2/W35 Operating point to EN14511
2 compressors
1 compressor
"kW ı …
kW ı …"
A10/ W35 Operating point to EN14511
2 compressors
1 compressor
"kW ı …
kW ı …"
A-7/ W35 Operating point to EN14511
2 compressors
1 compressor
"kW ı …
kW ı …"
A-15/W65
2 compressors
1 compressor
"kW ı …
kW ı …"
Limits of application Heating circuit °C
Heat source °C
additional operating points °C
Sound Sound pressure level inside (measured in free field at 1m distance around the machine) dB(A)
External sound pressure level (averaged in free field at 1m distance around air connections) dB(A)
Sound power inside dB
Sound power outside dB
Heat source Air volume flow at maximum external pressure m³/h
Maximum external pressure Pa
Heating circuit Volume flow: minimum flow rate ı nominal flow rate A7/W35 EN14511 ı maximum flow rate l/h
Heat pump pressure loss∆p ı volume flow bar ı l/h
Free compression heat pump ∆p ı volume flow bar ı l/h
Content of buffer tank l
3-way valve, heating/hot water ...
General unit data Dimensions (see dimensional drawing for the specified unit size) unit size
Total weight kg
Connections Heating circuit …
Domestic hot water circuit …
Refrigerant Refrigerant type ı Quantity … ı kg
Free cross section, air ducts mm
Cross section, condensate water hose / length from unit mm ı m
Electrics Voltage code ı three-phase circuit breaker heat pump **) see hydraulic module … ı A
Voltage code ı circuit breaker control voltage **) see hydraulic module … ı A
Voltage code ı circuit breaker electric heating element **) see hydraulic module … ı A
Heat pump Effective power consumption in standard point Az/W35 to EN14511: Power consumption ı current consumption ı cosφ kW ı A ı …
Maximum device current within the limits of application A
Starting current: direct ı with soft starter A ı A
Protection type IP
Output electric heating element 3 ı 2 ı 1 -phase kW ı kW ı kW
Components Heating circuit circulating pump at nominal flow rate: max. power consumption ı current consumption kW ı A
Safety equipment Safety assembly heating circuit ı Safety assembly heat source in scope of delivery: • yes — no
Heating and heat pump regulator Included in scope of delivery: • yes — no
Control and sensor wire Included in scope of delivery: • yes — no
Power cable to unit Included in scope of delivery: • yes — no
Electronic soft starter integrated: • yes — no
Expansion vessels Heating circuit: Scope of delivery ı Volume ı Initial pressure • yes — no ı l ı bar
Overflow valve integrated: • yes — no
Vibration decouplers Heating circuit Included in scope of delivery: • yes — no
UK813517
*) depending on component tolerances and flow **) comply with local regulations n.n. = not detectable w.w. = optional
¹) hot water return flow ²) hot water forward flowf
Technical data/scope of delivery
5
Subject to change without notice | 83062500eUK – Translation of the original operating manual | ait-deutschland GmbH
Gerätebezeichnung
Heat pump type Brine/water ı Air/water ı Water/water • applicable ı — not applicable
Installation location Indoors ı Outdoors • applicable ı — not applicable
Conformity CE
Performance data Heating capacity/COP at
A7/W35 Standard point acc. to EN14511
2 compressors
1 compressor
"kW ı …
kW ı …"
A7/W45 Standard point to EN14511
2 compressors
1 compressor
"kW ı …
kW ı …"
A2/W35 Operating point to EN14511
2 compressors
1 compressor
"kW ı …
kW ı …"
A10/ W35 Operating point to EN14511
2 compressors
1 compressor
"kW ı …
kW ı …"
A-7/ W35 Operating point to EN14511
2 compressors
1 compressor
"kW ı …
kW ı …"
A-15/W65
2 compressors
1 compressor
"kW ı …
kW ı …"
Limits of application Heating circuit °C
Heat source °C
additional operating points °C
Sound Sound pressure level inside (measured in free field at 1m distance around the machine) dB(A)
External sound pressure level (averaged in free field at 1m distance around air connections) dB(A)
Sound power inside dB
Sound power outside dB
Heat source Air volume flow at maximum external pressure m³/h
Maximum external pressure Pa
Heating circuit Volume flow: minimum flow rate ı nominal flow rate A7/W35 EN14511 ı maximum flow rate l/h
Heat pump pressure loss∆p ı volume flow bar ı l/h
Free compression heat pump ∆p ı volume flow bar ı l/h
Content of buffer tank l
3-way valve, heating/hot water ...
General unit data Dimensions (see dimensional drawing for the specified unit size) unit size
Total weight kg
Connections Heating circuit …
Domestic hot water circuit …
Refrigerant Refrigerant type ı Quantity … ı kg
Free cross section, air ducts mm
Cross section, condensate water hose / length from unit mm ı m
Electrics Voltage code ı three-phase circuit breaker heat pump **) see hydraulic module … ı A
Voltage code ı circuit breaker control voltage **) see hydraulic module … ı A
Voltage code ı circuit breaker electric heating element **) see hydraulic module … ı A
Heat pump Effective power consumption in standard point Az/W35 to EN14511: Power consumption ı current consumption ı cosφ kW ı A ı …
Maximum device current within the limits of application A
Starting current: direct ı with soft starter A ı A
Protection type IP
Output electric heating element 3 ı 2 ı 1 -phase kW ı kW ı kW
Components Heating circuit circulating pump at nominal flow rate: max. power consumption ı current consumption kW ı A
Safety equipment Safety assembly heating circuit ı Safety assembly heat source in scope of delivery: • yes — no
Heating and heat pump regulator Included in scope of delivery: • yes — no
Control and sensor wire Included in scope of delivery: • yes — no
Power cable to unit Included in scope of delivery: • yes — no
Electronic soft starter integrated: • yes — no
Expansion vessels Heating circuit: Scope of delivery ı Volume ı Initial pressure • yes — no ı l ı bar
Overflow valve integrated: • yes — no
Vibration decouplers Heating circuit Included in scope of delivery: • yes — no
UK813517
*) depending on component tolerances and flow **) comply with local regulations n.n. = not detectable w.w. = optional
¹) hot water return flow ²) hot water forward flowf
LWD 50ASX
— ı • ı —
— ı •
•
—
7,4 ı 4,79
—
6,84 ı 3,79
—
5,94 ı 3,87
—
7,0 ı 4,76
—
4,5 ı 3,00
—
—
20¹ – 60²
-20 – 35
A> -7 / 70²
—
46
—
58
3000
—
900 ı 1200 ı 1500
0,066 ı 1200
— ı —
—
—
—
141
G1“
—
R290 ı 0,95
—
— ı —
—
—
—
1,5 ı 10,9 ı 0,6
14
— ı 45
24
— ı — ı —
— ı —
— ı —
—
•
•
•
— ı — ı —
—
—
813543b
LWD 70ASX
— ı • ı —
— ı •
•
—
9,3 ı 4,24
—
8,9 ı 3,51
—
7,4 ı 3,49
—
10, 3 ı 4,58
—
6,2 ı 2,70
—
—
20¹ – 60²
-20 – 35
A> -7 / 70²
—
46
—
58
3000
—
1200 ı 1600 ı 2000
0,055 ı 1600
— ı —
—
—
—
146
G1“
—
R290 ı 1,1
—
ı
—
—
—
2,2 ı 15,9 ı 0,6
18
— ı 45
24
— ı — ı —
— ı —
— ı —
—
•
•
•
— ı — ı —
—
—
813544b
6
Subject to change without notice | 83062500eUK – Translation of the original operating manual | ait-deutschland GmbH
Gerätebezeichnung
Heat pump type Brine/water ı Air/water ı Water/water • applicable ı — not applicable
Installation location Indoors ı Outdoors • applicable ı — not applicable
Conformity CE
Performance dat Heating capacity/COP at
A7/W35 Standard point .to EN14511 1 compressor
kW ı …
A7/W45 Standard point to EN14511 1 compressor kW ı …
A2/W35 Operating point to EN14511 1 compressor kW ı …
A10/ W35 Operating point to EN14511 1 compressor kW ı …
A-7/ W35 Operating point to EN14511 1 compressor kW ı …
Performance data Cooling capacity/EER cool optimised at
A27/W18 Operating point to EN14511 1 compressor
kW ı …
A27/W7 Operating point to EN14511 1 compressor kW ı …
A35/W18 Operating point toh EN14511 1 compressor kW ı …
A35/W7 Operating point to EN14511 1 compressor kW ı …
Limits of application Heating circuit °C
Heat source °C
additional operating points °C
Limits of application Cooling circuit °C
thermal sink °C
Sound Sound pressure level outside (averaged in open space at 1 m distance from the machine) dB(A)
Sound power level, outside dB
Heat source Air volume flow at maximum external pressure m³/h
Maximum external pressure Pa
Heating circuit Volume flow: minimum flow rate ı nominal flow rate A7/W35 EN14511 ı maximum flow rate l/h
Heat pump pressure loss∆p ı volume flow bar ı l/h
Free compression heat pump ∆p ı volume flow bar ı l/h
Content of buffer tank l
3-way valve, heating/hot water ...
General unit data Dimensions (see dimensional drawing for the specified unit size) unit size
Total weight kg
Connections Heating circuit …
Domestic hot water circuit …
Refrigerant Refrigerant type ı Quantity … ı kg
Free cross section, air ducts mm
Cross section, condensate water hose / length from unit mm ı m
Electrics Voltage code ı three-phase circuit breaker heat pump **) see hydraulic module … ı A
Voltage code ı circuit breaker control voltage **) see hydraulic module … ı A
Voltage code ı circuit breaker electric heating element **) see hydraulic module ı A
Heat pump Effective power consumption in standard point Az/W35 to EN14511: Power consumption ı current consumption ı cosφ kW ı A ı …
Maximum device current within the limits of application A
Starting current: direct ı with soft starter A ı A
Protection type IP
Output electric heating element 3 ı 2 ı 1 -phase kW ı kW ı kW
Safety equipment Safety assembly heating circuit ı Safety assembly heat source in scope of delivery: • yes — no
Heating and heat pump regulator Included in scope of delivery: • yes — no
Control and sensor wire Included in scope of delivery: • yes — no
Power cable to unit Included in scope of delivery: • yes — no
Electronic soft starter integrated: • yes — no
Expansion vessels Heating circuit: Scope of delivery ı Volume ı Initial pressure • yes — no ı l ı bar
Overflow valve integrated: • yes — no
Vibration decouplers Heating circuit Included in scope of delivery: • yes — no
DE813506c
*) depending on component tolerances and flow **) comply with local regulations n.n. = not detectable w.w. = optional
¹) hot water return flow ²) hot water forward flowf
Technical data/scope of delivery
7
Subject to change without notice | 83062500eUK – Translation of the original operating manual | ait-deutschland GmbH
Gerätebezeichnung
Heat pump type Brine/water ı Air/water ı Water/water • applicable ı — not applicable
Installation location Indoors ı Outdoors • applicable ı — not applicable
Conformity CE
Performance dat Heating capacity/COP at
A7/W35 Standard point .to EN14511 1 compressor
kW ı …
A7/W45 Standard point to EN14511 1 compressor kW ı …
A2/W35 Operating point to EN14511 1 compressor kW ı …
A10/ W35 Operating point to EN14511 1 compressor kW ı …
A-7/ W35 Operating point to EN14511 1 compressor kW ı …
Performance data Cooling capacity/EER cool optimised at
A27/W18 Operating point to EN14511 1 compressor
kW ı …
A27/W7 Operating point to EN14511 1 compressor kW ı …
A35/W18 Operating point toh EN14511 1 compressor kW ı …
A35/W7 Operating point to EN14511 1 compressor kW ı …
Limits of application Heating circuit °C
Heat source °C
additional operating points °C
Limits of application Cooling circuit °C
thermal sink °C
Sound Sound pressure level outside (averaged in open space at 1 m distance from the machine) dB(A)
Sound power level, outside dB
Heat source Air volume flow at maximum external pressure m³/h
Maximum external pressure Pa
Heating circuit Volume flow: minimum flow rate ı nominal flow rate A7/W35 EN14511 ı maximum flow rate l/h
Heat pump pressure loss∆p ı volume flow bar ı l/h
Free compression heat pump ∆p ı volume flow bar ı l/h
Content of buffer tank l
3-way valve, heating/hot water ...
General unit data Dimensions (see dimensional drawing for the specified unit size) unit size
Total weight kg
Connections Heating circuit …
Domestic hot water circuit …
Refrigerant Refrigerant type ı Quantity … ı kg
Free cross section, air ducts mm
Cross section, condensate water hose / length from unit mm ı m
Electrics Voltage code ı three-phase circuit breaker heat pump **) see hydraulic module … ı A
Voltage code ı circuit breaker control voltage **) see hydraulic module … ı A
Voltage code ı circuit breaker electric heating element **) see hydraulic module ı A
Heat pump Effective power consumption in standard point Az/W35 to EN14511: Power consumption ı current consumption ı cosφ kW ı A ı …
Maximum device current within the limits of application A
Starting current: direct ı with soft starter A ı A
Protection type IP
Output electric heating element 3 ı 2 ı 1 -phase kW ı kW ı kW
Safety equipment Safety assembly heating circuit ı Safety assembly heat source in scope of delivery: • yes — no
Heating and heat pump regulator Included in scope of delivery: • yes — no
Control and sensor wire Included in scope of delivery: • yes — no
Power cable to unit Included in scope of delivery: • yes — no
Electronic soft starter integrated: • yes — no
Expansion vessels Heating circuit: Scope of delivery ı Volume ı Initial pressure • yes — no ı l ı bar
Overflow valve integrated: • yes — no
Vibration decouplers Heating circuit Included in scope of delivery: • yes — no
DE813506c
*) depending on component tolerances and flow **) comply with local regulations n.n. = not detectable w.w. = optional
¹) hot water return flow ²) hot water forward flowf
LWD 50A/RSX
— ı • ı —
— ı •
•
6,8 ı 4,46
6,5 ı 3,56
5,5 ı 3,68
7,0 ı 4,76
4,5 ı 3,00
7,9 ı 4,98
5,9 ı 3,78
7,4 ı 3,97
5,1 ı 2,89
20¹ – 62²
-20 – 35
A> -7 / 70²
7² – 20²
15 – 45
47
62
3000
—
900 ı 1200 ı 1500
0,066 ı 1200
— ı —
—
—
—
146
G1“
—
R290 ı 2,1
—
— ı —
—
—
—
1,5 ı 10,9 ı 0,6
14
— ı 45
24
— ı — ı —
— ı —
— ı —
—
•
•
•
— ı — ı —
—
—
813547
LWD 70A/RSX
— ı • ı —
— ı •
•
9,3 ı 4,24
8,9 ı 3,51
7,4 ı 3,49
10,3 ı 4,58
6,2 ı 2,70
11,1 ı 4,59
8,0 ı 3,57
10,1 ı 3,64
7,0 ı 2,74
20¹ – 62²
-20 – 35
A> -7 / 70²
7² – 20²
15 – 45
47
62
3000
—
1200 ı 1600 ı 2000
0,055 ı 1600
— ı —
—
—
—
151
G1“
—
R290 ı 2,2
—
— ı —
—
—
—
2,2 ı 15,9 ı 0,6
18
— ı 45
24
— ı — ı —
— ı —
— ı —
—
•
•
•
— ı — ı —
—
—
813548
8
Subject to change without notice | 83062500eUK – Translation of the original operating manual | ait-deutschland GmbH
Bezeichnung:
Seite: 1/1
Verdichter
Temp„
Qh
Pe
COP
∆p”
VD
Leistungsaufnahme
Coefficient of performance / Leistungszahl
Legende: DE823129L/170408
823167
“”
Druckverlust Wärmepumpe
Volumenstrom Heizwasser
Temperatur Wärmequelle
Heizleistung
Datei: 823167 Leistungs- Druckverlustkurven LWD 50ASX.xls
Zeichnungsnummer: 823167
Änd./Ä.M./Ersteller/Datum
Änd./Ä.M./Ersteller/DatumÄnd./Ä.M./Ersteller/Datum
Änd./Ä.M./Ersteller/Datum
- / PEP010-2011 / Mödder / 18.11.2011
Leistungs-Druckverlustkurven
LWD 50A/SX
Qh (kW)
2
4
6
8
10
12
-20 -15 -10 -5 0 5 10 15 20 25 30 35
Temp„ (°C)
35°C
50°C
65°C
COP
1
2
3
4
5
6
7
8
-20 -15 -10 -5 0 5 10 15 20 25 30 35
Temp„ (°C)
Pe (kW)
0
1
2
3
-20 -15 -10 -5 0 5 10 15 20 25 30 35
Temp„ (°C)
∆p (bar)
0,0
0,1
0,2
0,3
0,4
0,5
0,0 1,0 2,0 3,0
“” (m³/h)
∆p”
Legend: UK823129L/170408
“” Volume ow, heating water
Temp„ Temperature, heat source
Qh Heating capacity
Pe Power consumption
COP Coefcient of performance / efciency rating
∆p” Pressure loss heat pump
VD Compressor(s)
LWD 50ASX Performance curves
9
Subject to change without notice | 83062500eUK – Translation of the original operating manual | ait-deutschland GmbH
Bezeichnung:
Seite: 1/1
Datei: 823168 Leistungs- Druckverlustkurven LWD 70ASX.xls
Zeichnungsnummer: 823168
Änd./Ä.M./Ersteller/Datum
- / PEP010-2011 / Mödder / 18.11.2011
Leistungs-Druckverlustkurven
LWD 70A/SX
“”
Druckverlust Wärmepumpe
Volumenstrom Heizwasser
Temperatur Wärmequelle
Heizleistung
Legende: DE823129L/170408
823168
Verdichter
Temp„
Qh
Pe
COP
∆p”
VD
Leistungsaufnahme
Coefficient of performance / Leistungszahl
Qh (kW)
2
4
6
8
10
12
14
-20 -15 -10 -5 0 5 10 15 20 25 30 35
Temp„ (°C)
35°C
50°C
65°C
COP
1
2
3
4
5
6
7
8
-20 -15 -10 -5 0 5 10 15 20 25 30 35
Temp„ (°C)
Pe (kW)
0
1
2
3
4
-20 -15 -10 -5 0 5 10 15 20 25 30 35
Temp„ (°C)
∆p (bar)
0,0
0,1
0,2
0,3
0,4
0,0 1,0 2,0 3,0 4,0
“” (m³/h)
∆p”
Legend: UK823129L/170408
“” Volume ow, heating water
Temp„ Temperature, heat source
Qh Heating capacity
Pe Power consumption
COP Coefcient of performance / efciency rating
∆p” Pressure loss heat pump
VD Compressor(s)
Performance curves LWD 70ASX
10
Subject to change without notice | 83062500eUK – Translation of the original operating manual | ait-deutschland GmbH
Legend: UK823129L/170408
“” Volume ow, heating water
Temp„ Temperature, heat source
Qh Heating capacity
Pe Power consumption
COP Coefcient of performance / efciency rating
∆p” Pressure loss heat pump
VD Compressor(s)
LWD 50A/RX Heating mode Performance curves
Bezeichnung:
Seite: 1/2
Datei: 823164 Leistungs- Druckverlustkurven LWD 50ARSX.xls
Zeichnungsnummer: 823164
Änd./Ä.M./Ersteller/Datum
- / PEP007-2012 / Mödder / 16.10.2012
Leistungs-Druckverlustkurven
LWD 50A/RSX
Legende: DE823129L/170408
823164
“”
Druckverlust Wärmepumpe
Volumenstrom Heizwasser
Temperatur Wärmequelle
Heizleistung
Verdichter
Temp„
Qh
Pe
COP
∆p”
VD
Leistungsaufnahme
Coefficient of performance / Leistungszahl
0
2
4
6
8
10
12
-20 -15 -10 -5 0 5 10 15 20 25 30 35
Temp„ (°C)
Qh (kW)
35°C
50°C
65°C
1
2
3
4
5
6
7
8
-20 -15 -10 -5 0 5 10 15 20 25 30 35
Temp„ (°C)
COP
0
1
2
3
-20 -15 -10 -5 0 5 10 15 20 25 30 35
Temp„ (°C)
Pe (kW)
0,0
0,1
0,2
0,3
0,4
0,5
0123
“” (m³/h)
∆p (bar)
”p∆
11
Subject to change without notice | 83062500eUK – Translation of the original operating manual | ait-deutschland GmbH
Legend: UK823129L/170408
“” Volume ow, heating water
Temp„ Temperature, heat source
Qh Heating capacity
Pe Power consumption
COP Coefcient of performance / efciency rating
∆p” Pressure loss heat pump
VD Compressor(s)
Performance curves LWD 50A/RX Cooling mode
Bezeichnung:
Seite: 2/2
Zeichnungsnummer: 823164
Änd./Ä.M./Ersteller/Datum Leistungs-Druckverlustkurven
- / PEP007-2012 / Mödder / 16.10.2012 LWD 50ARSX
Q0 Kühlleistung
Datei: 823164 Leistungs- Druckverlustkurven LWD 50ARSX.xls
EER Energy efficiency ratio / Kühlleistungszahl
Pe Leistungsaufnahme
823164
Tempws Temperatur Wärmesenke
0
2
4
6
8
10
12
10 15 20 25 30 35 40 45
Temp
ws
(°C)
Q0 (kW)
7°C 18°C
1
2
3
4
5
6
7
8
10 15 20 25 30 35 40 45
Temp
ws
(°C)
EER
0
1
2
3
10 15 20 25 30 35 40 45
Temp
ws
(°C)
Pe (kW)
12
Subject to change without notice | 83062500eUK – Translation of the original operating manual | ait-deutschland GmbH
Legend: UK823129L/170408
“” Volume ow, heating water
Temp„ Temperature, heat source
Qh Heating capacity
Pe Power consumption
COP Coefcient of performance / efciency rating
∆p” Pressure loss heat pump
VD Compressor(s)
LWD 70A/RX Heating mode Performance curves
Bezeichnung:
Seite: 1/1
Datei: 823168 Leistungs- Druckverlustkurven LWD 70ASX.xls
Zeichnungsnummer: 823168
Änd./Ä.M./Ersteller/Datum
- / PEP010-2011 / Mödder / 18.11.2011
Leistungs-Druckverlustkurven
LWD 70A/SX
“”
Druckverlust Wärmepumpe
Volumenstrom Heizwasser
Temperatur Wärmequelle
Heizleistung
Legende: DE823129L/170408
823168
Verdichter
Temp„
Qh
Pe
COP
∆p”
VD
Leistungsaufnahme
Coefficient of performance / Leistungszahl
Qh (kW)
2
4
6
8
10
12
14
-20 -15 -10 -5 0 5 10 15 20 25 30 35
Temp„ (°C)
35°C
50°C
65°C
COP
1
2
3
4
5
6
7
8
-20 -15 -10 -5 0 5 10 15 20 25 30 35
Temp„ (°C)
Pe (kW)
0
1
2
3
4
-20 -15 -10 -5 0 5 10 15 20 25 30 35
Temp„ (°C)
∆p (bar)
0,0
0,1
0,2
0,3
0,4
0,0 1,0 2,0 3,0 4,0
“” (m³/h)
∆p”
13
Subject to change without notice | 83062500eUK – Translation of the original operating manual | ait-deutschland GmbH
Legend: UK823129L/170408
“” Volume ow, heating water
Temp„ Temperature, heat source
Qh Heating capacity
Pe Power consumption
COP Coefcient of performance / efciency rating
∆p” Pressure loss heat pump
VD Compressor(s)
Performance curves LWD 70A/RX Cooling mode
Bezeichnung:
Seite: 2/2
Datei: 823199 Leistungs- Druckverlustkurven LWD 70ARSX.xls
Änd./Ä.M./Ersteller/Datum Leistungs-Druckverlustkurven
Zeichnungsnummer: 823199
Q0 Kühlleistung
- / PEP007-2012 / Mödder / 17.10.2012 LWD 70ARSX
EER Energy efficiency ratio / Kühlleistungszahl
Pe Leistungsaufnahme
823199
Tempws Temperatur Wärmesenke
0
2
4
6
8
10
12
14
16
10 15 20 25 30 35 40 45
Temp
ws
(°C)
Q0 (kW)
7°C 18°C
1
2
3
4
5
6
7
8
10 15 20 25 30 35 40 45
Temp
ws
(°C)
EER
0
1
2
3
4
10 15 20 25 30 35 40 45
Temp
ws
(°C)
Pe (kW)
14
Subject to change without notice | 83062500eUK – Translation of the original operating manual | ait-deutschland GmbH
L N PE
-F4
1
2
-Q3
/2.5
3
4
5
6
M
1
L1 N
-G1
1
2
-Q1
/2.4
3
4
M
1
CSR
PE
-M1
5
6
-E20
-F6
-C1
13
14
-Q1
/2.4
R
RC
L1
S
ON
N
11
12
14
-Q11
E20
/2.1
N Reg
/2.1
starting current safety delimiter 1F6
PE21
Fuse fanF4
C1
Operating capacitor for compressor 1
contactor, compressor
X7
X7
M1
Q1
sw
Function
PE
VD1
Q11
Sump heating for compressor 1
Power supply output compressor
E20
VD1
Power supply output compressor
VENT
-G1
gr
Starting current limit compressor
1~N/PE/230V/50Hz
Operating materials
-M1
br PE
1
X10
VENT
Terminal in switch box heat pump
Q3
UK817382a
Legend:
G1
1~N/PE/230V/50Hz
Fan
compressor
Contactor fan
2
LWD 50-70 230V / LWD 50-70 230V Reversibel
817382
Achim Pfleger 17.05.2011
a ÄM 034/2011
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
16
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
1/2
1
16.02.2012
PEP 010/2011
10X607 - 10X608;
-
Achim Pfleger
10X603 - 10X604;
Blatt-Nr.
Zustand
Änderung
Bearb.
Datum
Name
Bl von Anz
Datum
LWD 50ASX/ARSX, LWD 70ASX/ARSX Circuit diagram 1/2
15
Subject to change without notice | 83062500eUK – Translation of the original operating manual | ait-deutschland GmbH
E20
/1.15
N Reg
/1.15
PE
-X1
PE
-X10
N
N
PE N L
L
L
P
+-
b2 c4
a1
-F1
HDP
DI1
-X2
OUT1
A1
A2
-Q1
VD1
N
-K21
OUT3
OUT4
OUT5
A1
A2
-Q3
VENT
L..
-X4
L..
L..
B/
-X6
A
Green
Yellow
white
Brown
-K22
A/ B
ϑ
NT1
-X7
-R1
TSG1
GND
ϑ
NT2
-R2
TVD
GND
ϑ
NT3
-R3
TWE
GND
ϑ
NT4
-R4
THG
GND
NT9
-R9
CW
GND
ϑ
NT5
-R5
TSG2
GND
GND
-X8
I
P
12
-B10
HD
AIN1
GND
I
P
12
-B11
ND
AIN2
6
-X11
5
321
PE
4 3 2 1
12
/1.4
34
/1.4
56
/1.4
12
/1.7
34
/1.7
56
/1.7
13 14
/1.9
R3
K22
1
Operating materials
Controller board; Attention: I-max = 6A/230VAC
ND
VD1
L,N,PE; power supply, controller
2
Function
r
t
Legend:
Suction sensor, compressor
contactor, compressor
K20
HDP
Terminal in switch box heat pump
Heat source input sensor
Contactor fan
Electronic expansion valve
UK817382a
Q3
s
w
X10
b
l
Low pressure sensorB11
Q1
1~N/PE/230V/50Hz
R1
Defrosting valve
X10
THG
TVD
Hot gas sensor
1
TSG2
2
Coder resistance 5KW 12,7kOhm; 7KW 13,3kOhm; 5KWrev. 16,2kOhm; 7KWrev. 16,9kOhm;
1
LIN
CW
2
bl br
Suction sensor, evaporator
High-pressure switch
R5
R9
TWE
F1
-K20
VENT
1~N/PE/230V/50Hz
Sump heating sensor
-F1
B10
R4
R2
230VAC
TSG1
3
High-pressure sensor
K21
GND/LIN/12V
HD
LWD 50-70 230V / LWD 50-70 230V Reversibel
817382
Achim Pfleger 27.09.2010
a ÄM 034/2011
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
2/2
2
16.02.2012
PEP 010/2011
10X607 - 10X608;
-
Achim Pfleger
10X603 - 10X604;
Blatt-Nr.
Zustand
Änderung
Bearb.
Datum
Name
Bl von Anz
Datum
Circuit diagram 2/2 LWD 50ASX/ARSX, LWD 70ASX/ARSX
ait-deutschland GmbH
Industriestrasse 3
95359 Kasendorf, Germany
E info@alpha-innotec.de
W www.alpha-innotec.de
alpha innotec – an ait-deutschland GmbH brand
UK
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