ELEKTRA SelfTec 16, Installation Manual

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8
SelfTec 16
®
ELEKTRA
Heated pipeline systems, sprinkler systems,
etc., must be insulated.
The thickness of thermal insulation layer
must be minimum 10 mm for pipes up
to 1 in. diameter, and at least 15 mm
for pipes up to 2 in. diameter.
Note:
Gutters, downpipes
Selection of the adequate length of the heating
cables depends from:
installation site.
• min. ambient temperature in the area
of the
Number of segments
of the heating cable
Below -5°C
gutters
downpipes
Above -5°C
Min. ambient
temperature
[°C]
1
1
2
1 or 2*
* if the building is located in the regions
of intense snowfall
The values are given for gutters of diameters
Ø100-125 mm.