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Page 29
Performance Data
1
Type and order code
LA 12 MI
LA 16 MI
2
Design
2.1
Degree of protection according to EN 60 529 for a compact unit or heating element
IP 24
IP 24
2.2
Installation location
Outdoors
Outdoors
3
Performance Data
3.1
Operating temperature limits:
Heating water flow / return flow
°C
Max. 55 / min. 25
Max. 55 / min. 25
Air
°C
-20 to+35
-20 to+35
3.2
Heating water temperature difference
at A7 / W35
K
5
5
Heat output / COP (defrost)
at A7 / W35
1
kW / ---
11.9 / 4.6
15.9 / 4.1
at A2 / W35
1
kW / ---
10.6 / 3.5
13.7 / 3.0
at A-7 / W35
1
kW / ---
12.3 / 2.9
13.8 / 2.7
at A7 / W55
kW / ---
11.1 / 2.9
12.9 / 2.5
at A2 / W55
kW / ---
9.2 / 2.3
10.6 / 1.9
at A-7 / W55
kW / ---
9.93 / 1.9
9.5 / 1.7
Heat output / COP (peak)
at A7 / W35
kW / ---
12 / 4.7
16 / 4.2
at A2 / W35
kW / ---
12 / 3.9
16 / 3.5
at A-7 / W35
kW / ---
11.7 / 2.9
14.1 / 2.7
at A7 / W55
kW / ---
12 / 2.9
14.5 / 2.7
at A2 / W55
kW / ---
12 / 2.5
12.5 / 2.3
at A-7 / W55
kW / ---
10.5 / 1.9
10.5 / 1.9
3.3
Sound power level
dB(A)
62
64
3.4
Sound pressure level at 1m with Q=2 to MCS 020
dB(A)
54
56
3.5
Heating water flow rate
m³/h
2.1
2.8
3.6
Air flow
m³/h
4800
5400
3.7
Refrigerant; total filling weight
Type / kg
R410A / 2.3
R410A / 2.3
3.8
Lubricant; total filling quantity
Type / Litre
FV50S (PVE)) / 1.2
FV50S (PVE)) / 1.2
4
Dimensions, connections and weight
4.1
Device dimensions without connections
H x W x L mm
1410 x 1280 x 320
1410 x 1280 x 320
4.2
Device connections to heating system
Inch
1 1/4" ext. thread
1 1/4" ext. thread
4.3
Weight of the transportable unit(s) incl. packaging
kg
165
165
5
Electrical Connection (Heat Pump)
5.1
Nominal voltage
V
230
230
5.2
Nominal power consumption
2
A7 W35
kW
2.6
3.9
5.3
Starting current
A
N/A (Inverter driven)
N/A (Inverter driven)
5.4
Power factor MCCB 1 at A7 W35 / cos
A / ---
0.96
0.96
6
Back up heater nominal power
consumption
kW
6.0
6.0
7
Heating Water Circuit
7.1
Expansion Vessel
Litre / Bar
10 / 3
10 / 3
7.2
Pressure Relief Valve
Bar
Open 3.0 / Close 2.65
Open 3.0 / Close 2.65
7.3
Free pressure, heating circulating pump (max speed)
kPa
83
83
8
Other design characteristics
8.1
Defrosting
Automatic
Automatic
Type of defrosting
Reverse Cycle
Reverse Cycle
8.2
Heating water in device protected against freezing
Yes
yes
8.3
Controller internal / external
External
External
1)
Abbreviations have the following meaning, e.g. A2 / W35: outside temperature 2
°
C and heating water supply temperature
35°C.
A2 / W35 test, takes into account defrosting as per EN 14511.
2)
According to EN 12102, EN ISO 3744.
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