Technical data
Model
Type
Nominal capacity
Dimensions
Width
Height
Depth
Weight
Nominal overpressure
Protection class to VDE
Protection type to VDE
Test mark
Water connection
Electrical connection
Nominal output
Spec. water resistance at
15 ° C
Switch-on flow pressure*)
Switch-on flowrate
Mains retroactive effect
Maximum inlet
temperature
Flowrate limitation
*) In addition to the flow pressures of the instantaneous water heater itself, consideration
must be given to the pressure losses in the household pipework.
IH E
18 basis
l
mm
kg
Mpa
IP 25 (splash-water protected)
18
kW
Ohm cm
Mpa
0,04
l/min
Free from any mains retroactive effect
to DIN EN 60555/VDE 0838
° C
l/min
8
6
IH E
21basis
24 basis
unvented
0,4
226
469
99
3,9
I
See rating plate
G 1/2 A
3 / PE ~ 380 V
21
> 1100
0,035
3
VDEW Approval
25 ° C
9
IH E
24
0,03
10