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7. Electrical Installation
Warning, Haza rdous V oltage!
All work re lated to ele ctrical
installation may b e perfo rmed b y au thorized pe rsonnel o nly
(electricians or professionals with equivalent training). The cus-
tomer is responsible for checking qualifications.
Warning, Haz-
ardous Voltage!
Do not connect the steam humidifier to the
power grid un til after all inst allation work has bee n completed.
Please obey all local re gulations concerning electrical inst alla-
tion.
Warning:
The electronic comp onents of the humidifier co ntrol
are very sensitive to electrostatic discharges. In order to safe-
guard these components during installation and servicing, steps
must be taken to protect against ESD.
Warning:
For installation, note the following
:
•
Disconnect power supply prior to installation and secure
against restart.
•
Verify the absence of electric current.
•
Installation or removal of the display and control unit may
only be performed when the unit is switched off. See also
section "Access to Control.”
•
Electrical connector cables must be wired by qualified per-
sonnel.
•
Install electrical connections as specified in the wiring
diagrams.
•
For units with power ratings over 33 kW, only a permanent
connection to a permanent installation is permitted
(observe European Directives shown in chapter „EC Dec-
laration of Conformity“).
•
Ensure that all terminals have been tightened.
•
We recommend to install a fault current circuit breaker.
7.1 Electrical Installation
»
Breakers must have a contact gap of at least 3 mm per
pole.
»
Each steam cylinder requires a separate main power
supply including main fuses, main breaker, etc.
»
Connect potential equalization inside the unit to the
external ground bolt (located on the underside of the
cabinet beside the cable connections).
Observe European Directives shown in chapter „EC Declaration
of Conformity.
Содержание HeaterCompact
Страница 31: ...Page 31 Drill Pattern DN40 not to scale Note Due to variable print med ia the dimension s are not to scale ...
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