Earthing - WAGNER AquaCoat AirCoat GM 5000EACW Operating Manual

EDITION 04/2012
OPERATING MANUAL
5.1.4

EARTHING

Perfect earthing of all system components (workpieces, conveyor, paint supply system,
control unit, spray booth or spraying stand, see illustration) is a prerequisite for optimum
coating effi ciency and safety.
Heavy paint mist if earthing is insufficient!
Risk of poisoning
Insufficient paint application quality
SIHI_0003_GB
The imperfect earthing of a work piece will result in:
Very poor wrap-around.
●
Uneven coating thickness.
●
Back spraying to the spray gun, i.e. contamination.
●
The prerequisites for perfect earthing and coating are:
Clean work piece suspension.
●
Earthing of spray booth, conveyor system and suspension on the building side in
●
accordance with the operating instruction or the manufacturer's information.
Earthing of all conductive parts within the working area.
●
The earthing resistance of the work piece may not exceed 1 M (Mega Ohm).
●
Resistance to earth measured at 500 V or 1000 V.
Connect the AquaCoat cabinet to the system earth.
●
The work shoes and if uses the gloves must be derivable.
●
Zerstäuberluft Mat. Druckregler Pumpe
Atomizing air Mat. pressure reg. Pump
System earth
B_03525
PART NO. DOC2321362
Earth all unit components.
Earth the workpieces being painted.
Earthing schema (example)
80 100
R1 60 80
40 60
R2 20 40
10 20
kV μA
R3
POWER
0 1
Floor, derivable
AquaCoat GM 5000EACW
WARNING
R
Spraying stand
Conveyor
Object
< 1 MΩ
max.
System earth
35