43
– The steam hose should be kept as short as possible (
max. 4 m
) while
observing the
minimum bend radius of 300 mm
.
Important!
Allow
ance must be made for a
pressure loss of approx. 100 Pa
per meter
steam hose.
Note
: If your particular installation exceeds the maximum steam hose
length of 4 m contact your Nordmann representative. In any case, steam
hoses longer than 4 m must be insulated in their entire length
(e.g. with
insulation hose “EcoTherm”)
.
– Reductions in the cross section such as kinks should be avoided through
out the entire length of the hose. The installation of a stop cock in the
steam hose is not permissible.
– Steam hoses must be prevented from sagging (condensate pockets); if
necessary, support with pipe clamps, trough, or wall brackets, or install
a condensate drain in the steam hose.
–
Important!
When deciding on the length and layout of the hose, it
should be noted that the steam hose may become somewhat shorter
with progressive ageing.
–
Important note regarding the IP protection class
: to meet the IP21
protection class the steam hose lead through on top of the housing must
be sealed with commercially available, heat resistant sealant.
Securing the hose
The steam hose must be secured to the steam distribution pipe and humidi
fier steam outlet by means of
hose clamps
.
Caution!
Do not overtighten the hose clamp on the steam connector of the
steam humidifier.
Содержание AT4 13064
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