Wiring; Grounding - YASKAWA MOTOMAN-MH80 Instructions Manual

158813-1CD
MH80 Manipulator
4

Wiring

4.1
4 Wiring

4.1 Grounding

• Ground resistance must be 100Ω or less.
Failure to observe this warning may result in fire or electric shock.
• Before wiring, make sure to turn OFF the primary power supply, and
put up a warning sign. (ex. DO NOT TURN THE POWER ON.)
Failure to observe this warning may result in fire or electric shock.
• Wiring must be performed by authorized or certified personnel.
Failure to observe this caution may result in fire or electric shock.
Grounding
Follow local regulations for grounding line size. A line of 5.5 mm
is recommended. Refer to Fig. 4-1 "Grounding Method" to connect the
ground line directly to the manipulator.
• Do not use this line sharing with other ground lines or
grounding electrodes for other electric power, motor
power, welding devices, etc.
NOTE
• Where metal ducts, metallic conduits, or distributing racks
are used for cable laying, ground in accordance with local
electric equipment technical standards.
Fig. 4-1: Grounding Method
A
2 2
5.5mm or more
4-1
WARNING
CAUTION
Screw M8 (for grounding)
(Delivered with the manipulator)
HW1480080
2
or more
View A
25 of 77