ABB SCK - Safety Measures: Start-up

72 System Manual SCK Gas Sampling System 42/23-81 EN Rev. 4
Safety measures: Start-up
This section contains a summary of possible dangers during start-up of the gas
sampling system and measures designed to prevent physical injuries.
Observe the following dangers and take the specified preventive action when
starting-up the gas sampling system:
Danger Where / in what situa-
tion does the danger
arise?
Preventive action
Mechanical, thermal
and material dan-
gers due to moving
or falling parts, hot
surfaces, hot cooling
water, anti-freeze,
compressed air,
lubricating oil
During all work on the
gas sampling system
and in the vicinity of the
gas sampling system
Wear general personal protec-
tive equipment:
 Closed overalls with long
trousers and long sleeves
 Safety shoes
 Safety gloves suitable for
mechanical work
 Safety glasses
 Protective helmet
 If necessary, additional
protective equipment if pre-
scribed by the operator.
Risk of crushing due
to moving gas sam-
pling probe
In the travel area of the
retractor when the probe
moves in or out. This is
the case in the following
situations:
 at unforeseeable
times during automat-
ic mode
 in the event of the
following errors in au-
tomatic mode:
 failure or interruption
of the power supply
 failure of the com-
pressed-air supply
 failure of the control
system
 when manually start-
ing probe travel
 when actuating the
service switch
 when opening the
protective installation
securing the danger
area around the re-
tractor
 Do not enter the danger
area around the probe re-
tractor until it is at standstill
and the warning lamps and
buzzer are off.
 Never stand in the danger
area around the probe re-
tractor when the protective
installation is closed.
 When the warning lamps
light up or the earning
buzzer buzzes, leave the
danger area around the
probe retractor immediately
as the probe is about to
move at any moment.
 Press the EMERGENCY
STOP switch immediately if
anyone is still in the danger
area around the retractor
after the warning lamps
light up or the warning
buzzer buzzes.
Meaning
Dangers and
preventive action