管槽容纳线缆速查表，线槽规格3类4对5类4对3类25对3类50对3类100对5类25对25
2525
5075
2550
5050
100100
10075
150100
200150
150
(Quick reference table for ducts to accommodate cables, duct specifications Category 3, 4 pairs, Category 5, Category 3, Category 3, Category 3, Category 50, Category 3, 100 pairs, Category 5, Category 5, Category 25, Category, 25
2525
5075
2550
5050
100100
10075
150100
200150
150)
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