Installation manual
M-WRG-II ventilation units
- 29 -
Meltem Wärmerückgewinnung GmbH & Co. KG
Am Hartholz 4 · D-82239 Alling
[email protected] · www.meltem.com
VENTILATION THE RIGHT WAY
V E N T I L A T I O N & H E A T R E C O V E R Y
10.9
Running the connecting cables
DANGER
Potentially fatal voltages
—
The electrical installation work must only be carried out by a qualified electrician.
— The VDE regulations or any special safety regulations applicable in your country
apply to the electrical installation work.
►
Before starting installation or maintenance work, disconnect the mains cable for
connecting to the ventilation unit on all poles from the mains supply.
► Observe the five safety rules (DIN VDE 0105-100, EN 50110-1) for working on elec
-
trical systems:
— Disconnect from mains (all-pole disconnection of a system from live parts)
— Secure against reconnection
— Check that the system is voltage-free
— Earth and short-circuit
— Cover or block off access to adjacent live parts
►
Run the mains cable (item 1 in
Fig. 25) and the control cable (if
used) (item 2 in Fig. 25). The cables
should extend roughly 250 mm
beyond the wall.
►
Fix the mains cable and the control
cable (if used) in position.
NOTICE
— Table 4 on page 30 and Table 5 on page 31 contain overviews of the recom-
mended types of mains cable and control cable.
— A control cable is only needed for certain types of ventilation unit.
— The ventilation unit is equipped with an external control input as standard. The
mains cable
NYM-J 4 x 1.5 mm
2
is needed if this control input is used.
Fig. 25: Running the connecting cables
1 2
+
min. 250 mm