Earthing The Turbopump; Establishing The Electric Connection; Fig. 17: Example: Connecting The Grounding Cable - Pfeiffer Vacuum HIPACE 300 Operating Instructions Manual

Installation
Risk of injury due to incorrect installation
Dangerous situations may arise from unsafe or incorrect installation.
► Do not carry out your own conversions or modifications on the unit.
► Ensure the integration into an Emergency Off safety circuit.
5.5.1 Earthing the turbopump
Pfeiffer Vacuum recommends connecting a suitable grounding cable to discharge applicative interfer-
ences.
Fig. 17:
Procedure
1. Use the turbopump ground terminal (M4 female thread).
2. Route the connection in accordance with locally applicable provisions.
5.5.2 Establishing the electric connection
Danger to life from electric shock
Power supply packs that are not specified or are not approved will lead to severe injury to death.
► Make sure that the power supply pack meets the requirements for double isolation between
► Make sure that the power supply pack meets the requirements in accordance with IEC 61010-1
► Where possible, use original power supply packs or only power supply packs that correspond
Danger of cut injuries from unexpected start up.
The use of mating plugs of the electronic drive unit (accessories) enables the automatic run-up of the
vacuum pump as soon the power is turned on. Attaching mating plugs before or during the installa-
tion leads to the movement of parts hence the risk of cut injuries by sharp-edged in the exposed high
vacuum flange.
► Only connect mating plugs after the mechanical installation.
► Only switch on the vacuum pump immediately prior to operation.
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WARNING
Example: Connecting the grounding cable
DANGER
mains input voltage and output voltage, in accordance with IEC 61010-1 IEC 60950-1 and
IEC 62368-1.
IEC 60950-1 and IEC 62368-1.
with the applicable safety regulations.
WARNING
M4