6
Safety
2
Safety
2.1
Safety precautions
●
Observe all safety and accident prevention regulations.
●
Always ensure a safe connection to the protective earthing conductor (PE, protection
class I).
●
Regularly check the proper observance of all safety measures.
●
Before carrying out any work disconnect the unit and all associated installations safely
from the mains.
●
Do not loosen any plug connection during operations.
●
The unit has been accredited with protection class IP 20. Take necessary measures
when installing into ambient conditions, which afford other protection classes.
●
Keep leads and cables well away from hot surfaces (> 70 °C).
●
Only separate the pump and the electronic drive unit from each other after disconnect-
ing the supply voltage and the complete standstill of the pump.
Duty to inform
Each person involved in the installation or operation of the unit must read and observe
the safety-related parts of these operating instuctions.
The operator is obligated to make operating personnel aware of dangers originating
from the unit or the entire system.
WARNING
Danger of unsafe electrical installation
Safe operation after installation is the responsibility of the operator.
Do not independently modify or change the pump and electrical equipment.
Make sure that the system is integrated in an emergency off safety circuit.
Consult Pfeiffer Vacuum for special requirements.
WARNING
Danger due to lack of power disconnection device
Pump and electronic drive unit are not equipped with a power disconnection device. In-
stallation of a user-supplied power disconnection device in accordance with SEMI-S2.
Fit a circuit breaker with an interruption rating of min. 10,000 A.
WARNING
Danger of electric shock
In case of defect, the parts connected to the mains supply are under voltage.
Always keep the mains connection freely accessible so you can disconnect it at any
time.
