Operating instructions
M-WRG-S/Z-S, M-WRG-S/Z-24,
M-WRG-S/Z-EIB, M-WRG-S/Z-KNX (-F, -FC) ventilation units
- 9 -
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 AT I O N & H E AT R E C O V E R Y
2 Safety instructions
These instructions contain notes that you must follow for your own personal safety and to avoid
injury and damage to property. They are highlighted by warning triangles and are shown as follows
according to the level of danger.
2.1
Hazard classification
DANGER
The signal word designates a hazard with a
high
degree of risk which, if it is not avoided, will result
in death or severe injury.
WARNING
The signal word designates a hazard with a
medium
degree of risk which, if it is not avoided, will
result in death or severe injury.
CAUTION
The signal word designates a hazard with a
low
degree of risk which, if it is not avoided, could
result in minor or moderate injury.
NOTE
A note as used in this manual contains important information about the product or about a part of
the manual to which particular attention should be paid.
2.2
Notes on using the ventilation units safely
WARNING
—
Fire protection
► Follow the requirements of the national technical approval from the Deutsches Institut
für Bautechnik (DIBt), approval number Z-51.3-138, when planning and installing the
unit.
—
Operation with fireplaces
► An additional safety device (underpressure or differential pressure monitor) is needed
to monitor operation when M-WRG ventilation units are used in conjunction with fire-
places.
► Follow the requirements of the German Fire Code (FeuVo) when planning and
installing the unit.
► Contact the local chimney sweep before the end of the planning phase.
► Have the chimney sweep approve the operation of the ventilation unit.
—
Installation in wet areas
The following rules from DIN VDE 0100-701/702 (IEC 60364-7-701) apply to installation in
wet areas:
— Protection zone 0 and 1: The unit must NOT be installed in these areas.
— Protection zone 2: The unit may be installed in this area if the mains switch is covered
with a protective cap. The protective cap must be installed at the factory.
► You will need to include the mains switch protective cap (M-WRG-SN,
part no. 5430) when you order the ventilation unit.
— Other zone: The unit may be installed in this area.
