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VarioSelectCDE 18-27 TECHNOTHERM
5. Installation
• The following regulations must be observed:VDE 0100
• EN 806-2
• Installation must comply with all statutory regulations, as well as those of the
local electricity and water supply companies.
• The rating plate and technical specifications
• Only intact and appropriate tools must be used
Installation site
• Appliance must only be installed in frost-free rooms. Never expose appli-ance
to frost.
• The Appliance must be wall mounted and has to be installed with water
con-nectors downward.
• The appliance complies with protection type IP25 and may therefore be instal-
led in protection zone 1 according to VDE 0100 part 701.
• In order to avoid thermal losses, the distance between the instantaneous water
heater and the tapping point should be as small as possible.
• For maintenance work, a shut-off valve should be installed in the supply line.
The appliance must be accessible for maintenance work.
• Plastic pipes may only be used if they conform to DIN 16893, Series 2. The hot
water pipes must be thermally insulated.
• The specific resistance of the water must be at least 1100 Ω cm at 15 °C. The
specific resistance can be asked for with your water distribution company.
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