KNF Labor N022.18 Manual De Instrucciones página 71

Diaphragm pump N022.18, N026.18
EU/EC
Directives /
Standards
Customer ser-
vice and repairs
Translation of Original Operating Instruction, KNF 121224-121388 04/23
§
Oxidizing agents
§
Foodstuffs.
As standard, the pumps must not be used for simultaneous
generation of a vacuum and positive pressure.
No overpressure may be applied to the suction side of the
pump.
The pump must not be used if reactive explosive, or otherwise
dangerous mixtures can occur (e.g. with the medium) when
the gas ballast valve of the pump is open.
2.7 Directives and standards
The pumps conform the following directives/ordinances:
§
2011/65/EU (RoHS)
§
2014/30/EU (EMC)
§
2006/42/EC (MD)
The following harmonized/listed standards are met:
§
EN 61326-1 – Class A
§
EN 1012-2
§
EN ISO 12100
§
EN 61010-1
§
EN IEC 63000
Per IEC 664, the pumps comply with:
§
Overvoltage category II
§
Degree of soiling 2
2.8 Customer service and repair
The pumps are maintenance-free. However, KNF recom-
mends that the pumps be checked regularly for noticeable
changes in noise and vibration.
Have repairs to the pumps carried out solely by the KNF cus-
tomer service personnel responsible for such tasks.
Housings with electrically live components may only be
opened by specialist personnel.
Safety
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