34
en
Original Operating Instructions
90000.0002.5091 / 2016.05
2
Explanation of Symbols and
Safety Information
2.1
Explanation of symbols
Warning information
Warnings included in the text are marked with
a triangular icon and the text framed.
A lightning symbol replaces the exclamation
mark in the triangular icon to identify risks
through electricity.
Signal words at the start of the warning information
indicate the type and severity of consequences
when measures to prevent risks are not followed.
–
NOTICE
means property damage can occur.
–
CAUTION
means light or medium personal inju-
ries can occur.
–
WARNING
means serious personal injuries can
occur.
–
DANGER
means personal injuries dangerous to
life can occur.
Important information
Further symbols
Refer to the ventilation controller order plate/type
plate and the current product catalogue for technical
data.
2.2
Safety information
General safety information
Before installing the ventilation controller, read the
Operating Instructions carefully and thoroughly.
Follow the sequence of steps in the Operating
Instructions exactly. Follow all specifications in the
Operating Instructions, in particular, all details con-
cerning safety, operation, maintenance and repair.
Keep the Operating Instructions during the com-
plete production service life and/or pass them on to
the user/end customer.
–
Disconnect the power supply before carrying out
any work on the ventilation controller and secure
against being switched on again.
–
Also observe the separate EWA 10 – 16 Installa-
tion Instructions when using drives.
–
The ventilation controller may only be operated
in an enclosed housing because the terminals
and components are live during operation.
–
Fit the ventilation controller next to the winding
ventilation where it can be seen and is accessi-
ble.
–
During installation, also provide an all-pole main
switch to switch each ventilation controller off.
This must be made available on-site and
allow interrupting the voltage supply.
Important information without risks for per-
sons or property are identified with the sym-
bol shown. The information is also framed.
Symbol
Significance
▶
Activity
~
Power type:
–
“3~” AC voltage, 3-phase
–
“1~” AC voltage, 1-phase
Parts carrying voltage
Disconnect power supply and
observe Operating Instructions
OBJ_BUCH-0000000201-002.book Page 34 Friday, May 20, 2016 10:52 AM