Wiring; Grounding - YASKAWA MOTOMAN-MC2000 II Instructions Manual

4

Wiring

4.1
4 Wiring
4.1

Grounding

Ground resistance must be 100 Ω or less.
•
Failure to observe this warning may result in fire or electric shock.
• Before wiring, make sure to turn the primary power supply off, 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 the local regulations and electrical installation standards for
grounding. A wire of 5.5 mm
Refer to fig. 4-1 "Grounding Method" to connect the ground line directly
to the manipulator.
• Never use this wire 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 elec-
trical installation standards.
Fig. 4-1: Grounding Method
A
2
5.5mm or more
4-1
WARNING
CAUTION
2
or more is recommended.
Bolt M8 (for grounding)
Delivered with the manipulator
View A
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