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Subject to change without notice.
83054800bUK – Translation into English of the original German operating manual ait-deutschland GmbH
Technical data/Scope of supply
Unit designation
LW 160H-A/V
Heating capacity / COP
813560a
A10/W35
min. / max.
kW
5,8 — 17,4
A7/W35
min. / max.
kW
5,6 — 16,1
A7/W55
min. / max.
kW
6,5 — 17,1
A2/W35
min. / max.
kW
4,9 — 14,2
A-7/W35
min. / max.
kW
4,0 — 13,9
A-7/W55
min. / max.
kW
4,0 — 14,7
A10/W35
Partial load operation
kW ı COP
10,0 I 4,87
A7/W35
to EN 14511
Partial load operation
kW ı COP
5,8 I 4,33
A7/W55
to EN 14511
Partial load operation
kW ı COP
9,1 I 2,73
A7/W55
to EN 14511
Partial load operation
kW ı COP
12,0 I 3,31
A2/W35
to EN 14511
Partial load operation
kW ı COP
8,1 I 4,20
A-7/W35
to EN 14511
Full load operation
kW ı COP
13,9 I 3,21
A-7/W55
to EN 14511
Full load operation
kW ı COP
14,7 I 2,41
Limits of use
Heating capacity, water heating
constant
kW
~ 12kW
Heating circuit
at nominal flow rate
°C
20¹ – 60²
Additional operating points
at nominal flow rate
°C
A> -15 / 65²
Heat source
°C
-20 – 35
Sound
Sound pressure level
1m distance from edge of unit
min. / max. inside
dB(A)
38 — 49
Sound pressure level
1m distance to the air connection min. / max. outside
dB(A)
34 — 51
Sound power level
Based on EN 12102
min. / max. inside
dB(A)
46 — 57
Sound power level
Based on EN 12102
min. / max. outside
dB(A)
40 — 57
Heat source
Air flow rate at maximum external pressure
m³/h
4400
Maximum external pressure
Pa
25
Heating circuit
Flow rate (pipe sizing)
l/h
2000
Free compression ı Pressure loss ı Flow rate
bar ı bar ı l/h
0,513 ı 0,157 ı 2000
Control range circulating pump heating circuit
min. / max.
l/h
1000 — 2000
max. allowable operating pressure
bar
3,0
General unit data
Total weight
kg
362
Refrigerant type | capacity
… ı kg
R410A ı 3,8
Free cross-section, air ducts
mm
770 x 770
Electrics
Voltage code, all-pole fuse protection, heat pump **)
… ı A
3~/N/PE/400V/50Hz ı C25
Voltage code, fuse protection, control voltage **)
… ı A
1~/N/PE/230V/50Hz ı B16
Voltage code, fuse protection, electric heating element **)
ı A
3~/N/PE/400V/50Hz ı B16
Power consumption A7/W35 max (min) speed
kW
4,3 (1,4)
Current input ı cosφ A7/W35 max (min) speed
A ı …
13,5 (4,0) ı 0,7 (0,7)
Max. machine current ı max. power consumption
A | kW
22 ı 8,0
Starting current: direct ı with soft starter
A ı A
5 ı -
Degree of protection
IP
20
Electric heating element output 3 ı 2 ı 1 phase
kW ı kW ı kW
9 ı 6 ı 3
Heating circuit circulation pump power consumption ı Nom. current input
kW ı A
0,087 ı 0,71
Other unit information
Included in the scope of supply or integrated
Heating and heat pump controller
• yes — no
•
BUS communication cable to the unit
• yes — no
•
Power cable to unit
• yes — no
—
Circulation pump for heating circuit
• yes — no
•
Overflow valve
• yes — no
—
Heating circuit vibration isolators
• yes — no
—
Safety valve
• yes — no
—
Heating circuit expansion vessel: Scope of supply ı Volume ı Initial pressure
• yes — no ı l ı bar
— ı — ı —
¹) Heating water return ²) Heating water flow
*) depending on component tolerances, speed and flow
**) comply with local regulations
