3
3
the UPS system are still connected to the battery and are still
the UPS system are still connected to the battery and are still
electrically live and dangerous.
electrically live and dangerous.
★
★
Before carrying
Before carrying out
out any
any kind of
kind of servicing and/or
servicing and/or maintenance,
maintenance,
disconnect the batteries and verify that no current is present
disconnect the batteries and verify that no current is present
and no hazardous voltage exist in the terminals of high
and no hazardous voltage exist in the terminals of high
capability capacitor such as BUS-capacitors.
capability capacitor such as BUS-capacitors.
★
★
Only
Only persons are
persons are adequately
adequately familiar with
familiar with batteries
batteries and w
and with the
ith the
required precautionary measures may replace batteries and
required precautionary measures may replace batteries and
supervise operations. Unauthorised persons must be kept well
supervise operations. Unauthorised persons must be kept well
away from the batteries.
away from the batteries.
★
★
Caution -
Caution - risk of
risk of electric shock.
electric shock. The b
The battery
attery circui
circuit
t is not
is not isolated
isolated
from the input voltage. Hazardous voltages may occur between
from the input voltage. Hazardous voltages may occur between
the battery terminals and the ground. Before touching, please
the battery terminals and the ground. Before touching, please
verify that no voltage is present!
verify that no voltage is present!
★
★
Batteries
Batteries may
may cause
cause electric
electric shock
shock and
and have
have a
a high
high
short-circuit current. Please take the precautionary measures
short-circuit current. Please take the precautionary measures
specified below and any other measures necessary when
specified below and any other measures necessary when
working with batteries:
working with batteries:
-
-
remove wristwatches, rings
remove wristwatches, rings and other
and other metal objects
metal objects
-
-
use only tools w
use only tools with insulated grips
ith insulated grips and handles.
and handles.
★
★
When changing batteries, install the same number and same
When changing batteries, install the same number and same
type of batteries.
type of batteries.
★
★
Do not attempt to dispose of batteries by burning them. This
Do not attempt to dispose of batteries by burning them. This
could cause battery explosion.
could cause battery explosion.
★
★
Do not op
Do not open or
en or destroy batteries. Escaping electrolyte can
destroy batteries. Escaping electrolyte can
cause injury to the skin and eyes. It may be toxic.
cause injury to the skin and eyes. It may be toxic.
★
★
Please replace the fuse only by a fuse of the same type and of
Please replace the fuse only by a fuse of the same type and of
the same amperage in order to avoid fire hazards.
the same amperage in order to avoid fire hazards.
★
★
Do not dismantle the UPS system.
Do not dismantle the UPS system.
★
★
Do not connect appliances or items of equipment which would
Do not connect appliances or items of equipment which would
overload the UPS (e.g. laser printers, etc) to the UPS output.
overload the UPS (e.g. laser printers, etc) to the UPS output.