YOKOGAWA CENTUM CS, Technical Information

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3. Cabling
3-5
TI 33J01J10-01EN
3.2 Connecting Power
Power is connected either by using a grounding-type bipolar (three-pin) plug or by wiring
to terminals.
When piece of CENTUM VP equipment has a power switch, it is recommended that you
install a breaker for each piece of equipment in the same room, for maintenance and
safety considerations.
n
Power Cable Termination
l
Solderless (crimp-on) Lug Terminal Processing
Use solderless lugs for power cables (see Figure).
F030201.ai
Insulation covering
inside diameter
Hole diameter
Lug outside
diameter
Lug length
Figure Solderless (crimp-on) Lug
l
Solderless (crimp-on) Lug Specifications
The solderless lug to use must have the dimensions given in table according to the nominal cross
sectional area of the power cable for which the lug is to be used.
Table Solderless Lug Dimensions
Nominal cross
sectional area
(mm
2
)
Screw used
(mm)
Hole diameter
(mm)
Lug outside
diameter
(mm)
Lug length
(mm)
Insulation
covering inside
diameter
(mm)
1.25 4 4.3 or more 8.2 or less approx.21 3.6 or more
2.0 4 4.3 or more 8.7 or less approx.21 4.3 or more
5.5 5 5.3 or more 9.7 or less approx.29 5.9 or more
8.0 6 6.3 or more 12.2 or less approx.41 7.0 or more
22.0
8
(hexagon head bolt)
8.3 or more 16.8 or less approx.50 11.0 or more
CAUTION
• Always use solderless lugs with insulating covering.
• Always use solderless lugs and crimp-on tool manufactured by the same manufacturer.
• The crimp-on tool must be matched to the wire thickness.
Apr. 21, 2017-00