Introduction And Safety; Hazard Classification; Safety Regulations; Installation Conditions - Zehnder Rittling ComfoSpot 50 Manual

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Introduction and safety

This manual contains information that must be observed for your personal safety and in order to prevent personal injury
and damage to property. This information is highlighted in the form of warning notes, which are shown below according to
the degree of risk.

Hazard classification

DANGER
This signal word indicates a hazard with a high level of risk which, if not avoided, will result in death or serious injury.
WARNING
This signal word indicates a hazard with a medium level of risk which, if not avoided, will result in death or serious injury.
CAUTION
This signal word indicates a hazard with a low level of risk which, if not avoided, will result in a minor or moderate injury.
NOTE
In the meaning of this manual, a note includes important information about the product or the respective section of the
manual to which special attention is drawn.

Safety regulations

Always observe the safety regulations and installation conditions. Failure to observe the safety regulations, installation
conditions, instructions, warnings, and comments in this document can result in personal injury or damage to the unit.
 Do not make any changes to the unit or to the specifications listed in this document. Such changes can cause personal
injury or lead to reduced performance in the ventilation system.
 Comply with the general locally applicable building, fire, safety and installation regulations of the relevant local
authorities, the regulations of the water and electric utilities and all other official regulations.
 Installation, commissioning, and maintenance must be carried out by an authorized person or company, unless
otherwise stated in this document.
 Do not disconnect the unit from the power supply unless instructions to the contrary are listed in the manual.
 Following installation, all parts that could lead to personal injury are protected by the housing. The unit cannot be
opened without the use of a tool.
 Only operate the ventilation unit with the filters inserted, the housing closed and the facade finish applied.

Installation conditions

 The acceptable temperature range for the air being moved is between -20 °C and +40 °C
 The unit must not be installed in rooms subject to explosion hazards
 When installing the unit, make sure that the applicable country-specific standards / regulations for compliance with
protection zones when installing electrical systems in rooms with a bathtub or a shower are observed!
 The unit must not be used for extracting combustible or explosive gases
 The unit must be connected to a fixed 230 VAC / 50-60 Hz power supply
 To switch off from the mains, a disconnection system using a contact opening width in accordance with the conditions
from overvoltage category III for complete disconnection must be provided.
 Check whether the electrical installation is suitable for the maximum power of the unit.
 Check that the installation location of the unit meets the requirements in the "4.1 Installation requirements" chapter.

Notes on the operational safety of the ventilation unit

Operation with fireplaces

 Joint operation with fireplaces depending on the indoor air is only permissible in combination with the corresponding
safety devices and in compliance with applicable laws, regulations, and standards.
 Observe the applicable regulations in the respective country during planning and installation.

Commissioning and operation

 Only operate the ventilation unit when it is installed.
 Only operate the ventilation unit with filters fitted.
 Only operate the ventilation unit with the upper design cover closed and engaged.
 Only operate the ventilation unit with a facade finish.
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