Vacuum Pump System SC 920G
Safety
Translation of original Operating Instructions, English, KNF 121308-121311 07/18
7
When ventilating the vacuum pump system with air or inert gas, be
sure to prevent formation of reactive or explosive media. The
maximum permissible operating pressure at the ventilation
connection (Fig 2/
5
, page 11) is 0.1 bar g.
Store all replacement parts in a protected manner and dispose of
them properly in accordance with the applicable environmental
protection regulations. Observe the respective national and inter-
national regulations. This especially applies to parts contaminated
with toxic substances.
The vacuum pump system SC 920G conforms to the Directive
2011/65/EU (RoHS2).
The vacuum pump system SC 920G conforms to the safety
regulations of the EC Directive 2014/30/EU concerning
Electromagnetic Compatibility and the EC Directive 2006/42/EC
concerning Machinery. The requirements of the following
harmonised standards are fulfilled:
DIN EN 61010-1
DIN EN 61326-1 – class A
DIN EN 50581
The pumps correspond to DIN EN 60664-1:
the overvoltage category II
the pollution degree 2
Only have repairs to the vacuum pump system carried out by the
KNF Customer Service responsible.
Only authorized personnel should open those parts of the housing
that contain live electrical parts.
Use only genuine parts from KNF for servicing work.
Ventilating the vacuum pump
system
Environmental protection
Standards
Customer service and
repairs
