E-8
English
11
11 Device Information
Device information for air-to-water heat pumps for heating purposes
1
Type and order code
LI 2M
2
Design
2.1
Degree of protection according to EN 60 529 for compact devices
and heating components
IP 20
2.2
Installation location
Indoors
3
Performance data
3.1
Operating temperature limits:
Water flow/return flow
°C / °C
up to 70 / above 15 (±2)
Air
°C
0 to +40 (±2)
3.2
Heat output / COP
at A35 / W45
1
kW / ---
1. These specifications characterise the performance capacity of the system, e.g. A20/W45: Air intake temperature 20 °C and water outlet temperature 45 °C.
2,3 / 3,0
at A20 / W45
1
kW / ---
1,7 / 2,5
3.3
Electrical power consumption
at A20 / W45
kW
0,68
3.4
Heating water flow with an internal pressure differential of m³/h / Pa
0,25 / 3000
3.5
COP (t) according to EN 255 A15 / 45 °C heating process 300l tank
2
2. Heating process of the nominal content of 300 l from 15 °C to 45 °C at a relative humidity of 70%. COP depends on tank and air guidance.
3,4
3.6
COP (t) according to EN 255 A20 / 45 °C heating process 300l tank
2
3,7
3.7
Sound pressure level at 1 m distance
3
dB(A)
3. Open air
51
3.8
Air flow / external compression
m³/h / Pa
450 / 100
3.9
Refrigerant; total filling weight
type / kg
R134a / 0.26
4
Dimensions, connections and weight
4.1
Device dimensions
H x W x L cm
725 x 450 x 550
4.2
Device connections to heating system
Inch
G 1 1/2 " external
4.3
Air duct connection diameter
(mm)
160
4.4
Maximum air duct connection length (total)
(m)
10
4.5
Weight of the transportable unit(s) incl. Packing
kg
54
5
Electrical connection
5.1
Electrical connection (ready-to-plug-in supply line 2.7 m) V/Hz
230 / 50
5.2
Fuse
A
16
6
Complies with the European safety regulations
4
4. See CE declaration of conformity
7
Additional model features
7.1
Defrosting
Automatic
7.2
Type of defrosting
Hot gas defrosting
7.3
Defrosting tray included
Yes
7.4
Set-up
frost-free
