BUCHI Wet Digester B-440 - Manual (Page 16)

5 Putting into operation
16 B-440 Operation Manual, Version D
5.3 Electrical connections
After the installation procedure has been completed successfully, the power plug of the Wet Digester
can be connected to mains. The jumper cord should only be used to supply a Scrubber B-414 in line
to the Wet Digester.
The used mains circuit has to:
provide the voltage that is given on the type plate of the instrument. s
be able to handle the load of the connected instruments. s
be equipped with adequat fuses and electrical safety measures, in particular proper grounding. s
See also technical data of all components regarding the different minimum system requirements!
Notice
Risk of instrument damage by wrong mains supply.
External mains supply must meet the voltage given on the type plate s
Check for proper grounding s
Exchange defective cabling instantly s
The max. load on the auxiliary power outlet socket must not exceed 100W! s
NOTE
Additional electrical safety measures such as residual current breakers may be necessary to s
meet local laws and regulations!
External power switches (e.g. emergency stop switches) must meet IEC 60947-1 and IEC s
60947-3 requirements. Such devices must be clearly labeled and accessible at any time.
External connections and extension lines must be provided with a grounded conductor lead s
(3-pole couplings, cord or plug equipment). All used power cords must meet the input power
requirements.
5.3.1 System behaviour at power outage
An on-going process cycle will automatically be continued in the event of a power outage of < 3 s
minutes.
A power outage of > 3 minutes will result in the process cycle being discontinued. The cycle must s
be restarted manually.
NOTE
In no case will the saved program data be lost.