HygroMatik DemiLine 12, Руководство пользователя

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Page 38
7. Electrical Installation
Warning, Hazardous Voltage! All work related to electrical
installation may be performed by authorized personnel only
(electricians or professionals with equivalent training). The cus-
tomer is responsible for checking qualifications.
Warning, Hazardous Voltage! Do not connect the steam
humidifier to the power grid until after all installation work has
been completed. Please obey all local regulations concerning
electrical installation.
Warning: The electronic components of the humidifier control
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.
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.