!
4.11 Operation with pre-heated
water
The DEL ... SLi permits further heating of the
inlet water up to max. 60 °C.
With inlet temperatures above 55 °C the
water is not heated.
A maximum inlet temperature of 60 °C is en
-
sured by the installation of a central thermo-
stat fitting (see “
7. Special fittings
”).
4.12 Temperature cut-out
M
A cut-out on the outlet temperature at 43 °C
can be set by the following steps:
1. Unscrew cover fixing screw and remove
unit cover.
2. Push slide switch into position “43”.
3. Fit unit cover and tighten screw.
4. Installation alternatives for the qualified installer
Operation with pre-heated water; Temperature cut-out
5. Technical data and areas for the qualified installer
5.1 Details on energy consumption
The product data complies with EU regulations relating to the Directive on the ecological design of energy related products (ErP).
DEL 18 SLi 25A DEL 18/21/24 SLi DEL 27 SLi
227498 227499 227500
Manufacturer STIEBEL ELTRON STIEBEL ELTRON STIEBEL ELTRON
Load profile S S S
Energy efficiency class A A A
Annual power consumption kWh 479 479 473
Energy conversion efficiency % 39 39 39
Default temperature setting °C 60 60 60
Sound power level dB(A) 15 15 15
Special information on measuring efficiency None Data at Pmax. [Gemessen mit DMB 8,5 Ltr/min]
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