19
Subject to change without notice | 83031200dUK | ait-deutschland GmbH
Performance data
Values in brackets: (1 Compressor)
LW 300A
Heating capacity | COP
for A7/W35 acc. to EN14511
kW | COP
32,50(19,78)|3,80(4,04)
for A7/W45 acc. to EN14511
kW | COP
33,64(18,99)|3,20(3,23)
for A2/W35 acc. to EN14511
kW | COP
29,67(16,97)|3,41(3,52)
for A10/W35 acc. to EN14511
kW | COP
39,43(22,42)|4,22(4,76)
for A-7/W35 acc. to EN14511
kW | COP
24,28(13,45)|2,77(2,78)
for A-15/W65 acc. to EN14511
kW | COP
– | –
for A-7/W55 acc. to EN 14511
kW | COP
24,28(13,45)|1,86(1,90)
Cooling capacity | EER
for A35/W18
kW | EER
– | –
for A35/W7
kW | EER
– | –
Operating limits
Heating circuit return min. | Heating circuit flow max. Heating
within heat source min./max.
°C
20 | 45
Heating circuit return min. | Heating circuit flow max. Cooling
within heat source min./max.
°C
– | –
Heat source heating
min. I max.
°C
-20 | 35
Heat source cooling
min. I max.
°C
– | –
Additional operating points
…
A-5/W60
Sound
Sound pressure level at 1 m distance from edge of unit inside
min. | Night | max.
dB(A)
– | – | –
Sound pressure level at 1 m distance from edge of unit outside
min. | Night | max.
dB(A)
52 | – | 58
Sound power level inside
min. | Night | max.
dB(A)
– | – | –
Sound power level outside 1)
min. | Night | max.
dB(A)
66 | – | 69
Sound power level acc. to EN12102
inside | outside
dB(A)
– | 66
Tonality | Low-frequency
dB(A) | • yes – no
– | –
Heat source
Air flow rate at maximum external pressing | Maximum external pressure
m³/h | Pa
7800 | 25
Heating circuit
Flow rate (pipe dimensioning) I Min. volume buffer tank in series I Min. volume separation buffer tank
l/h | l | l
6000 | – | –
Free pressing | Pressure loss | Flow rate
bar | bar | l/h
0,04 (–) | 6000
Max. allowable operating pressure
bar
3
Circulation pump control range
min. I max.
l/h
– | –
Hot gas use
Flow rate (pipe dimensioning)
l/h
–
Free pressing | Pressure loss | Flow rate
bar | bar | l/h
– | – | –
General unit data
Total weight
kg
480
Weight of individual components
kg | kg | kg
– | – | –
Refrigerant type | Refrigerant capacity
… | kg
R448A | 10,0
Electrics
Voltage code | all-pole fuse protection for heat pump *)**)
… | A
– | –
Voltage code | all-pole fuse protection for heat pump *) + electric heating element **)
… | A
3~N/PE/400V/50Hz | C32
Voltage code | Control voltage fuse protection **)
… | A
1~N/PE/230V/50Hz | B10
Voltage code | Electric heating element fuse protection **)
… | A
– | –
HP*): effect. power consumption A7/W35 EN14511 I Electric consumption I cosφ
kW | A | …
8,65 (4,87)|19,5(10,2)|0,64(0,75)
HP*): max. machine current I max. power consumption within the operating limits
A | kW
28,5 | 15,6
Starting current: direct | with soft starter
A | A
< 101 | 38
Degree of protection
IP
24
Residual current circuit breaker
if required
type
A
Electric heating element output
3 | 2 | 1 phase
kW | kW | kW
– | – | –
Circulation pump power consumption, heating circuit
min. I max.
W
– | –
Other unit information
Safety valve heating circuit | Response pressure
included in scope of supply: • yes – no | bar
– | –
Buffer tank | Volume
included in scope of supply: • yes – no | l
– | –
Heating circuit expansion vessel | Volume | Prepressure
incl. in scope of supply: • yes – no | l | bar
– | – | –
Overflow valve | Changeover valve, heating - domestic hot water
integrated: • yes – no
– | –
Heating circuit vibration decoupling
incl. in scope of supply or integrated: • yes – no
–
Controller I Heat quantity recording I Extension board
incl. in scope of supply or integrated: • yes – no
• | – | –
813600a
*) compressor only, **) note local regulations 1) Indoor and outdoor installation l Index: g
For indoor installation: Intake 1.5m air duct, Blow-out 1.5m air duct + air duct bend (original accessories)
LW 300A
Technical data / scope of supply
