
B-65342EN/01 2.SPINDLE DESIGNING AND MOTOR MOUNTING
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2.4 GROUNDING A MOTOR
For safety, ground the parts which is conductive to stator core, such as
jacket, surely. Refer to the following. The following shows an
example of a CE marking conformity.
WARNING
Be sure to ground the motor, referencing the above
instructions, to prevent shock hazards.
NOTE
1 Be sure to ground the motor to prevent accidents.
2 The motor does not have ground wire. Prepare
them by customer referencing the maximum
current listed in Chapter 1“SPECIFICATIONS”.
Type and thickness of ground wire
Select a wire with a thickness which allows the
maximum motor current. The wire must be
striped with green and yellow.
Crimp terminal
Be sure to use an O-type
crimp terminal. Y-type (split
end type) is impossible.
Washer, spring washer
Use a washer and a spring washer.
Where to Ground
On the part which is conductive to stator core
directly. If the part of exposed position (may easily be
touched by a person or may be splashed with water
or oil), a terminal box is required
Do not through