3. Cabling
3-3
TI 33Q01J10-01E
Grounding Cables
SEE
ALSO
See Section 1.4, “Grounding,” for wiring of grounding cables connecting grounding bars of different cabinets
and/or panels to each other.
• Nominal conductor cross-sectional area
For rack-mounted equipment: Minimum 2.0 mm
2
Grounding cables connecting cabinets and console HISs to grounding bus:
Minimum 5.5 mm
2
Grounding buses connected to cabinets and console HISs: Minimum 22.0 mm
2
Example of suitable cables: 600 V vinyl isolated cable (IV); JIS C 3307
Vinyl insulated wire (KIV); JIS C 3316
• Solderless (crimp-on) terminal lugs
For rack mounted equipment:
Circular solderless terminal lugs for M4 screw terminal
For cabinets and console HISs:
Circular solderless terminal lugs for M5 or M8 hexagonal bolt
Cable Terminals
Use the specified solderless terminals and sleeves for pressure clamp terminal on the end of
terminal-connected cables, providing low contact resistance, high durability, and low aging.
Solderless Lug
• Be sure to use solderless terminals with insulating sheath.
• Use solderless terminals and crimp tools from the same maker.
• Use different crimp tools according to cable size.
Figure Solderless Terminal with Insulating Sheath
Nov. 20, 2003-00
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