6 Mounting preparations
12
5.4 Storage
Only store unit horizontally in a suitable, dry
room. Ambient temperature – 10 °C to + 60 °C.
Maico accepts no liability for corrosion damage
caused by improper storage, e.g. storage in a
damp environment.
6 Mounting preparations
Suitable mounting material is to be
provided by the customer.
6.1 Requirements in line with ap-
proval
Approval provisions
Approval provision
ER GH
Number of units per
floor, residential unit or
fire zone
Max. 3 fans or 3 con-
nections
Connection diameter
DN 75 or DN 80
Shaft wall
Any board material
Connection ducts inside
the shaft
E.g. AFR 80 flexible
aluminium duct
between main duct in
shaft and ER unit, max.
2 m long (→ approval).
Connection ducts out-
side the shaft
E.g. AFR 80 flexible
aluminium duct
between main duct in
shaft and ER unit, max.
6 m long (→ approval).
Duct elbows in the unit
connection duct
max. 90° bend, ascend-
ing
Number of duct elbows
permitted for wall in-
stallation
Max. 2 x 90°
Number of duct elbows
permitted for ceiling in-
stallation
Max. 2 x 90°
Regulating equipment
in the exhaust air duct
Not permitted
Wall/ceiling opening for
DN 80 unit connection
duct
Brickwork or concrete:
130 mm
Summary of Contents for ER shell
Page 4: ...Overview of ER EC system 4 Overview of ER EC system...
Page 29: ...Notes...
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