Grounding - Graco ProBell Electrostatic Controller Instructions And Parts

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Mount the Controller

Grounding

When operating the electrostatic applicator, any
ungrounded objects in the spray location (people,
containers, tools, etc.) can become electrically
charged. Improper grounding can result in static
sparking, which can cause a fire, explosion, or
electric shock. Ground all equipment, personnel,
object being sprayed, and conductive objects in or
close to the spray location. Follow the grounding
instructions below.
The following are minimum grounding requirements
for a basic electrostatic system. Your system may
include other equipment or objects which must
be grounded. Check your local electrical code for
detailed grounding instructions. Your system must be
connected to a true earth ground.
Rotary Applicator:
Ground the applicator by
connecting the power supply cable to a properly
grounded Electrostatic Controller and connecting
the ground wire to a true earth ground.
Cart:
Use the ground wire and clamp provided to
ground the frame to a true earth ground.
Air Controller and Speed Controller:
on the Cart, use a ground wire and clamp to ground
to a true earth ground.
Electrostatic Controller:
and clamp provided to ground the Electrostatic
Controller to a true earth ground.
Pump:
ground the pump by connecting a ground
wire and clamp as described in your separate
pump instruction manual.
16
If not mounted
Use the ground wire
Voltage Isolation System (for waterborne
systems):
Follow the grounding procedure in the
manufacturer's instructions.
Fluid Hose (for waterborne systems only):
hose is grounded through the conductive layer.
Air compressors and hydraulic power supplies:
Ground the equipment according to the
manufacturer's recommendations.
All air and fluid lines
must be properly grounded.
All electrical cables
must be properly grounded.
All persons entering the spray area:
have conductive soles, such as leather; or personal
grounding straps must be worn. Do not wear
shoes with non-conductive soles such as rubber or
plastic. Gloves and other protective clothing must
also be conductive. Resistance must not exceed
100 megohm per EN ISO 20344, EN1149–5.
Object being sprayed:
clean and grounded at all times. Resistance must
not exceed 1 megohm.
The floor of the spray area:
electrically conductive and grounded. Do not cover
the floor with cardboard or any non-conductive
material which would interrupt grounding continuity.
Flammable liquids in the spray area:
in approved, grounded containers. Do not use
plastic containers. Do not store more than the
quantity needed for one shift.
All electrically conductive objects or devices in the
spray location:
including fluid containers and wash
cans, must be properly grounded.
The
Shoes must
Keep the workpiece hangers
The floor must be
must be kept
3A3657C

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