Operating and installation instructions
M-WRG-II P-T (-F, -FC), M-WRG-II E-T (-F, -FC) ventilation units
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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
15 Installing the InControl pushbutton sensor
This section describes how to connect the InControl pushbutton sensor electrically to the
ventilation unit.
WARNING
The activities described in this chapter must only be carried out by technicians with the
following qualifications:
— Training in the installation and commissioning of electrical devices
— Training in electrical hazards and the local safety requirements
— Knowledge of the relevant standards and directives
— Knowledge and observance of this document and all the safety instructions (see
chapter “2 Safety instructions” from page 12)
NOTICE
— The ventilation unit may be damaged if the control cable is connected incorrectly.
This will also invalidate the warranty.
— Also follow the installation manual for the M-WRG-II ventilation units (see
section 1.12 on page 11).
— The installation must be carried out in accordance with the generally acknowledged
rules of technology.
15.1
Switching off power to the ventilation unit
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