H3C SecPath M9000-AI-E8 Installation Manual page 121

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Securely fasten cables and take adequate measures to prevent loose connections.
Figure 5 Securely fastening cables
(1) Flat washer
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Fasten heavy or rigid power cords at the connectors to relief stress.
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Do not use tapping screws to fasten the connecting terminals.
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Bind together cables that are the same type and routed in the same direction.
Table 1 lists the cable bundling specifications.
Table 1 Tie-binding parameters
Cable bundle diameter (mm)
10
10 to 30
30
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Do not tie cables or bundles in a knot.
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The metal parts of the crimped cold-pressed terminal blocks (such as circuit breaker) cannot
protrude beyond the blocks.
(2) Spring washer
Space between bundles (mm)
80 to 150
150 to 200
200 to 300
4
(3) Nut