oPErATIoN
shutting down the system
26
| LWE 40
www.stiebel-eltron.com
Type of control structure
Indicator
flashes x
times
1
LTM AC 200-50
2
LTM AC 1230
3
LTM TL 1230 LA 11
4
ZLWE 40-2, ZLWE 40-4, ZLWE 40-8, ZTDL 40-2, ZTDL 40-4,
ZTDL 40-8
5
VLR 70 CU, VLR 100 CU
f
f
Count how many times the indicators flash.
Type of programming unit
Indicator
flashes x
times
1
LTM TL 200-50, LTM TL 1230
2
LWE 40, TDL 40 WRG
3
VLR 70 Trend EN, VLR 70 Trend EU, VLR 70 Trend CN
4
VLR 100 Trend CN
f
f
Count how many times the indicators flash.
If there are problems with the system configuration, make a note
of the information shown on the programming unit. Notify a qual-
ified contractor.
7. Shutting down the system
f
f
Switch off the power supply to the appliance via the fuse/
MCB in the distribution board.
f
f
To prevent heat losses, close the internal panel.
8. Recommissioning
f
f
Remove the internal panel cover.
f
f
Fit a new filter.
f
f
Fit the internal panel cover.
f
f
Open the internal panel cover.
f
f
Switch on the power supply to the appliance via the fuse/
MCB in the distribution board.
9. Specification
LWE 40
236659
Sound emissions
Sound power level Lwttl relative to air flow
rate
dB(A)
32 (at 20 m³/h),
37 (at 30 m³/h)
Standard sound power level differential
dB
37
Application limits
Operating temperature range
°C
-15 to +40
Energy data
Energy efficiency class in moderate climates,
control subject to on-site requirements
A
Electrical data
Power consumption
W
2-7
Rated voltage
V
24
Versions
Filter class
ISO Coarse > 60 % (G4) |
ISO Coarse > 30 % (G2)
IP rating
IP41
Dimensions
Height
mm
258
Width
mm
258
Depth
mm
550
Maximum altitude for installation
m
2000
Min. outlet aperture
mm
Ø200, square 185x185
Weights
Weight
kg
4.25
Values
Air flow rate
m³/h
20/30/40/49/70
Air flow rate for differential mode
m³/h
10/15/20/25/35
Heat recovery level up to
%
93
Wall thickness
mm
300 - 550
Fan unit
LWE 40 VE
236664
Electrical data
Max. power consumption
W
6
Rated voltage
V
24
Versions
Filter class
ISO Coarse > 60 % (G4) |
ISO Coarse > 30 % (G2)
Dimensions
Height
mm
142
Width
mm
142
Depth
mm
282
Values
Air flow rate
m³/h
20/30/40/49/70
Further details
Software version
≥ 3.0.0
