Hitachi CHROMASTER 5160, Instruction Manual

Page: 169 / 1022

APPENDIX 1 - 4
WARNING
Electric shock due to improper grounding!
This instrument is designed to meet the basic insulation
stipulated in the international standard IE C61010-1.
To prevent an electric shock hazard due to improper
grounding, provide a proper grounding connection.
(a)
Be sure to use the grounded 3P power cable, which
is supplied as a standard accessory for the
instrument. The use of a different type of power
cable may result in an electric shock hazard.
Connect the 3P power cable to a grounded 3P power
outlet as a rule.
(b) If a grounded 3P power outlet is not available, use a
3P table tap with a grounding wire or a 3P-2P
adapter.
In this case, be sure to provide proper grounding
connection. For grounding connection, use a screw
having a diameter of M4 or larger and a turn count of
3 or more in threading, and a wire having a thickness
of 1.25 mm.
(5) Grounding
Terminal
Shall have a grounding construction for a ground resistance
of 100

or less.