ABB SCK, System Manual

Page: 128 / 244

128 System Manual SCK Gas Sampling System 42/23-81 EN Rev. 4
Checks to perform when using probe H
Danger of electric shock when control cabinet is open, open connection or
terminal boxes

Only specialized electrical personnel may work on the electrical system.
 Observe national regulations pertaining to electrical equipment.
In addition to the usual checks when starting up the probe for the first time, addi-
tional checks are required when using probe H.
These are:
 Checking current monitoring relay settings
 Checking probe H heating power supply
The following illustration shows the position of current monitoring relays -K35 and -
K36 in the control cabinet:
 Control cabinet key to open the control cabinet
The following conditions must be met:
The service switch is in the
ON position, the gas sampling probe is retracted from
the kiln (see Operating the service switch on page 159).
Current-carrying
components
Meaning
Position
Tools required
Requirements