
Infringement of conformity due to modifications to the product
The Declaration of Conformity from the manufacturer is no longer valid if the operator
changes the original product or installs additional equipment.
●Following the installation into a system, the operator is required to check and re-evalu-
ate the conformity of the overall system in the context of the relevant European Direc-
tives, before commissioning that system.
General safety precautions when handling the product
►Use only power supply packs that comply with the applicable safety regulations.
►Observe all applicable safety and accident prevention regulations.
►Check that all safety measures are observed at regular intervals.
►Recommendation: Establish a secure connection to the earthed conductor (PE); protection class I.
►Never disconnect plug connections during operation.
►Keep lines and cables away from hot surfaces (> 70 °C).
►Do not carry out your own conversions or modifications on the unit.
►Observe the unit protection class prior to installation or operation in other environments.
2.4 Limits of use of the product
Installation location weatherproof (internal space)
Air pressure 750 hPa to 1060 hPa
Installation altitude max. 2000 m
Rel. air humidity max. 80%, at T < 31°C,
up to max. 50% at T < 40°C
Protection class (according to IEC 61010) I
Degree of pollution (according to IEC 61010) 2
Overvoltage category II
Protection degree IP54
Ambient temperature +5 ° to +50 °C
Tbl. 3: Permissible ambient conditions
2.5 Proper use
●The power supply packs are used exclusively to provide a voltage supply to the electronic drive
units of Pfeiffer Vacuum vacuum pumps and their accessories.
2.6 Foreseeable improper use
Improper use of the product invalidates all warranty and liability claims. Any use that is counter to the
purpose of the product, whether intentional or unintentional, is regarded as improper use; in particular:
●Connection to the current supply that does not comply with the provisions of IEC 61010 or IEC
60950
●Operating modes that may result in hazardous situations with connected devices if unintentionally
or automatically activated
●Operation with excessive irradiated heat output
●Use in areas with ionizing radiation
●Operation in potentially explosive areas
●Use of accessories or spare parts that are not listed in these instructions
2.7 Personnel qualification
The work described in this document may only be carried out by persons who have appropriate profes-
sional qualifications and the necessary experience or who have completed the necessary training as
provided by Pfeiffer Vacuum.
Safety
10/28