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Page 36
2008-12-03
Water drain
The water drain is to be carried out according to the figure found in this chapter and
the applicable local regulations for water installations. The indicated connection
specifications must be observed.
• Make sure the drain line is installed with a constant down-slope to the siphon of the
building.
• Make sure the drain pipe is correctly fixed and easily accessible for inspections
and cleaning purposes.
• The minimum inside diameter of the drain pipe of 1.5" (38.1 mm) must be
maintained throughout the entire length!
When operating the Nortec MH with fully demineralised water fully demineralised
water is aggressive! For this reason, use exclusively plastic or stainless steel
installation materials.
1.3 ELECTRICAL INSTALLATION
1.3.1 Leading the electrical cables out of the duct
Note: The electric installation of the unit models for the Nortec MH “Flow” and “Reflow” is the
clients responsibility.
Figure 4. Leading the electrical cables out of the duct
• Lead the low voltage multi conductor control cable via liquid tight conduit fittings, “A” out of
the duct.
• MH Reflow models – Install a power cable rated for plenum use and meeting all local
electrical codes (not provided) to the wires in the pump motor’s junction box “B”. Route
the power cable out of the duct via liquid tight conduit fitting.