OPERATING AND INSTALLATION INSTRUCTIONS LG 250 A
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Ventilation unit
Dimensions: (W x H x D)
672 x 870 x 610 mm
Thermally-insulated housing, made from
galvanised steel sheeting, coated in RAL
9010 – white
Air line connector:
4 x ø 160 mm
Condensate connector:
ø 16,5 mm on underside
Electrical connection:
230 V/50 Hz
Fuse
16 A
Protection class:
IP 20
Permissible unit ambient temperature:
+5°C to +40°C
Permissible external air temperature:
-15°C to +35°C
Weight with no accessories:
approx. 65 kg
"MINI" and "TOUCH" operating unit
Dimensions "MINI" (W x H x D):
80 x 80 x 19 mm
Dimensions "TOUCH" (W x H x D):
110 x 84 x 25 mm
Connector cable to
output component:
Cable J-Y(ST)Y 2 x 2 x 0.8, shielded,
max. length < 100 m
Air filter
Outdoor air filter:
Filter ODA ISO ePM2,5 65%,
optional filter ODA ISO ePM1 80%
Extract air filter:
Filter ETA ISO Coarse 90%
optional filter ETA ISO ePM10 75%
Fans (default setting)
Air flow rate setting range:
80 to 250 m³/h, adjustable in 5 m³/h steps
Power efficiency in accordance with PHI:
0.30 W/m³/h
Stand-by mode input:
1.9 W
Heat exchanger
Counterflow heat exchanger made from
plastic
Heat provision level in accordance with
PHI:
88%
Comfort criterion in accordance with PHI:
T
ZUL
= +18.2°C at T
AUL
= -10°C
Housing thickness (in accordance with PHI)
external tightness < 0.6% within pressure
range between 50 Pa and 300 Pa
internal tightness < 1.0% based on aver-
age air volume flow
11. Technical data
TECHNICAL SPECIFICATIONS
Ventilation
stages
Stage I
Stage II
Stage III
Air volume
flow [m³/h]
80
160
250
Power con-
sumption at
external 50
Pa/100 Pa
[W]
24/33
37/50
70/91
