Bosch KBE-335V28-20, Инструкция по эксплуатации

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2 en | Safety KBE and KBN Series
F01U078718 | 2.0 | 2008.01 Instruction Manual Bosch Security Systems, Inc.
the unit from lightning and power line surges.
7. Controls adjustment - Adjust only those controls specified
in the operating instructions. Improper adjustment of
other controls may cause damage to the unit. Use of
controls or adjustments, or performance of procedures
other than those specified, may result in hazardous
radiation exposure.
8. Overloading - Do not overload outlets and extension cords.
This can cause fire or electrical shock.
9. Power cord and plug protection - Protect the plug and
power cord from foot traffic, being pinched by items
placed upon or against them at electrical outlets, and its
exit from the unit. For units intended to operate with
230 VAC, 50 Hz, the input and output power cord must
comply with the latest versions of
IEC Publication 227 or
IEC Publication 245 .
10. Power disconnect - Units with or without ON/OFF
switches have power supplied to the unit whenever the
power cord is inserted into the power source; however,
the unit is operational only when the ON/OFF switch is in
the ON position. The power cord is the main power
disconnect device for switching off the voltage for all units.
11. Power sources - Operate the unit only from the type of
power source indicated on the label. Before proceeding,
be sure to disconnect the power from the cable to be
installed into the unit.
–
For battery powered units, refer to the operating
instructions.
– For external power supplied units, use only the
recommended or approved power supplies.
– For limited power source units, this power source
must comply with
EN60950 . Substitutions may
damage the unit or cause fire or shock.
– For 24 VAC units, voltage applied to the unit's power
input should not exceed ±10%, or 28 VAC. User-
supplied wiring must comply with local electrical
codes (Class 2 power levels). Do not ground the